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<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"/><title>Essentials of Programming Languages Language</title><link rel="stylesheet" type="text/css" href="../scribble.css" title="default"/><link rel="stylesheet" type="text/css" href="../racket.css" title="default"/><link rel="stylesheet" type="text/css" href="../manual-style.css" title="default"/><link rel="stylesheet" type="text/css" href="../manual-racket.css" title="default"/><link rel="stylesheet" type="text/css" href="../doc-site.css" title="default"/><script type="text/javascript" src="../scribble-common.js"></script><script type="text/javascript" src="../manual-racket.js"></script><script type="text/javascript" src="../doc-site.js"></script><script type="text/javascript" src="../local-redirect/local-redirect.js"></script><script type="text/javascript" src="../local-redirect/local-user-redirect.js"></script><!--[if IE 6]><style type="text/css">.SIEHidden { overflow: hidden; }</style><![endif]--></head><body id="doc-racket-lang-org"><div class="tocset"><div class="tocview"><div class="tocviewlist tocviewlisttopspace"><div class="tocviewtitle"><table cellspacing="0" cellpadding="0"><tr><td style="width: 1em;"><a href="javascript:void(0);" title="Expand/Collapse" class="tocviewtoggle" onclick="TocviewToggle(this,"tocview_0");">►</a></td><td></td><td><a href="" class="tocviewselflink" data-pltdoc="x"><span style="font-style: italic">Essentials of Programming Languages</span> Language</a></td></tr></table></div><div class="tocviewsublistonly" style="display: none;" id="tocview_0"><table cellspacing="0" cellpadding="0"><tr><td align="right"></td><td><a href="#%28part._doc-bibliography%29" class="tocviewlink" data-pltdoc="x">Bibliography</a></td></tr></table></div></div></div><div class="tocsub"><table class="tocsublist" cellspacing="0"><tr><td><span class="tocsublinknumber"></span><a href="#%28part._top%29" class="tocsubseclink" data-pltdoc="x"><span style="font-style: italic">Essentials of Programming Languages</span> Language</a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._define-datatype%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">define-<wbr></wbr>datatype</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._cases%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">cases</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-string-scanner%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">sllgen:<span class="mywbr"> </span>make-<wbr></wbr>string-<wbr></wbr>scanner</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-string-parser%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">sllgen:<span class="mywbr"> </span>make-<wbr></wbr>string-<wbr></wbr>parser</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-stream-parser%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">sllgen:<span class="mywbr"> </span>make-<wbr></wbr>stream-<wbr></wbr>parser</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-define-datatypes%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">sllgen:<span class="mywbr"> </span>make-<wbr></wbr>define-<wbr></wbr>datatypes</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3ashow-define-datatypes%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">sllgen:<span class="mywbr"> </span>show-<wbr></wbr>define-<wbr></wbr>datatypes</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3alist-define-datatypes%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">sllgen:<span class="mywbr"> </span>list-<wbr></wbr>define-<wbr></wbr>datatypes</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-rep-loop%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym">sllgen:<span class="mywbr"> </span>make-<wbr></wbr>rep-<wbr></wbr>loop</span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._eopl~3aerror%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">eopl:<span class="mywbr"> </span>error</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._eopl~3aprintf%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">eopl:<span class="mywbr"> </span>printf</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._eopl~3apretty-print%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">eopl:<span class="mywbr"> </span>pretty-<wbr></wbr>print</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._list-of%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">list-<wbr></wbr>of</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._always~3f%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">always?</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._maybe%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">maybe</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._empty%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">empty</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._time%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">time</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._collect-garbage%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">collect-<wbr></wbr>garbage</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._trace%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">trace</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._untrace%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">untrace</span></span></a></td></tr><tr><td><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._provide%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktStxLink">provide</span></span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._eopl~3aerror-stop%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym">eopl:<span class="mywbr"> </span>error-<wbr></wbr>stop</span></a></td></tr><tr><td><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._install-eopl-exception-handler%29%29" class="tocsubnonseclink" data-pltdoc="x"><span class="RktSym"><span class="RktValLink">install-<wbr></wbr>eopl-<wbr></wbr>exception-<wbr></wbr>handler</span></span></a></td></tr><tr><td><span class="tocsublinknumber"></span><a href="#%28part._doc-bibliography%29" class="tocsubseclink" data-pltdoc="x">Bibliography</a></td></tr></table></div></div><div class="maincolumn"><div class="main"><div class="versionbox"><span class="version">6.1</span></div><div class="navsettop"><span class="navleft"><form class="searchform"><input class="searchbox" style="color: #888;" type="text" value="...search manuals..." title="Enter a search string to search the manuals" onkeypress="return DoSearchKey(event, this, "6.1", "../");" onfocus="this.style.color="black"; this.style.textAlign="left"; if (this.value == "...search manuals...") this.value="";" onblur="if (this.value.match(/^ *$/)) { this.style.color="#888"; this.style.textAlign="center"; this.value="...search manuals..."; }"/></form> <a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot("6.1");">top</a></span><span class="navright"> <span class="nonavigation">← prev</span> <a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot("6.1");">up</a> <span class="nonavigation">next →</span></span> </div><h2 x-source-module="(lib "eopl/eopl.scrbl")" x-part-tag=""top""><a name="(part._top)"></a><a name="(part._.Essentials_of_.Programming_.Languages_.Language)"></a><a name="(mod-path._eopl)"></a><span style="font-style: italic">Essentials of Programming Languages</span> Language</h2><p>The <span style="font-style: italic">Essentials of Programming Languages</span> language in DrRacket
provides a subset of functions and syntactic forms of
<a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=index.html&version=6.1" class="RktModLink Sq" data-pltdoc="x"><span class="RktSym">racket</span></a>—<wbr></wbr>mostly the ones that correspond to
<span class="RktSym">r5rs</span> forms. See below for a complete list. The
language is intended for use with the textbook [<a href="#%28cite._.Eo.P.L%29" data-pltdoc="x">EoPL</a>].</p><p><table cellspacing="0" cellpadding="0" class="defmodule"><tr><td align="left"><span class="hspace"> </span><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=guide&rel=Module_Syntax.html%23%2528part._hash-lang%2529&version=6.1" class="RktModLink Sq" data-pltdoc="x"><span class="RktMod">#lang</span></a><span class="hspace"> </span><a href="" class="RktModLink" data-pltdoc="x"><span class="RktSym">eopl</span></a></td><td align="right"><span class="RpackageSpec"><span class="Smaller"> package:</span> <span class="stt">eopl</span></span></td></tr></table></p><p>The following bindings are re-<span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._provide%29%29" class="RktStxLink" data-pltdoc="x">provide</a></span>d from
<a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=index.html&version=6.1" class="RktModLink Sq" data-pltdoc="x"><span class="RktSym">racket</span></a>:</p><p><table cellspacing="0" cellpadding="0"><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=parameters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-parameter%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">make-parameter</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252A%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">*</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._inexact%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">inexact?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=parameters.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._parameterize%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">parameterize</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252F%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">/</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._zero%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">zero?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Writing.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._print-struct%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">print-struct</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._abs%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">abs</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._positive%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">positive?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=quasiquote.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._unquote%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">unquote</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._gcd%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">gcd</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._negative%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">negative?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=quasiquote.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._unquote-splicing%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">unquote-splicing</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._lcm%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">lcm</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._odd%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">odd?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=quote.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._quote%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">quote</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._exp%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">exp</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._even%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">even?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=quasiquote.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._quasiquote%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">quasiquote</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._log%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">log</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._quotient%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">quotient</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._if%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">if</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._sin%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">sin</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._remainder%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">remainder</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=lambda.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._lambda%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">lambda</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cos%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cos</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._modulo%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">modulo</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._letrec%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">letrec</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._tan%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">tan</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._floor%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">floor</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=define.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._define-syntax%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">define-syntax</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._not%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">not</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._ceiling%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">ceiling</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Delayed_Evaluation.html%23%2528form._%2528%2528lib._racket%252Fpromise..rkt%2529._delay%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">delay</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._eq%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">eq?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._truncate%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">truncate</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._let%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">let</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-string%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">make-string</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._round%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">round</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._let%252A%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">let*</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=symbols.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._symbol-%7E3estring%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">symbol->string</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._numerator%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">numerator</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._let-syntax%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">let-syntax</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=symbols.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-%7E3esymbol%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string->symbol</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._denominator%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">denominator</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=let.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._letrec-syntax%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">letrec-syntax</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-rectangular%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">make-rectangular</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._asin%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">asin</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._and%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">and</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._exact-%7E3einexact%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">exact->inexact</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._acos%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">acos</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._or%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">or</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._inexact-%7E3eexact%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">inexact->exact</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._atan%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">atan</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._cond%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">cond</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._number-%7E3estring%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">number->string</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._sqrt%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">sqrt</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=case.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._case%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">case</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-%7E3enumber%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string->number</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._expt%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">expt</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=for.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fmore-scheme..rkt%2529._do%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">do</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmisc..rkt%2529._rationalize%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">rationalize</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-polar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">make-polar</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=begin.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._begin%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">begin</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._output-port%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">output-port?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._real-part%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">real-part</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=set_.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._set%2521%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">set!</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-input-port%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">current-input-port</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._imag-part%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">imag-part</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=module.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._%7E23%7E25plain-module-begin%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%module-begin</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-output-port%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">current-output-port</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._angle%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">angle</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=application.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._%7E23%7E25app%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%app</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-error-port%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">current-error-port</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._magnitude%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">magnitude</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=quote.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._%7E23%7E25datum%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%datum</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._open-input-file%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">open-input-file</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._input-port%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">input-port?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=__top.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._%7E23%7E25top%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%top</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._open-output-file%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">open-output-file</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Reading.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._read%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">read</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=__top-interaction.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._%7E23%7E25top-interaction%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%top-interaction</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._close-input-port%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">close-input-port</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Input.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._read-char%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">read-char</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._%7E23%7E25require%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%require</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._close-output-port%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">close-output-port</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Input.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._peek-char%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">peek-char</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._%7E23%7E25provide%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%provide</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._with-output-to-file%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">with-output-to-file</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._eof-object%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">eof-object?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=__expression.html%23%2528form._%2528%2528quote._%7E23%7E25kernel%2529._%7E23%7E25expression%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">#%expression</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-buffers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._flush-output%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">flush-output</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Input.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-ready%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-ready?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=stx-patterns.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fstxcase-scheme..rkt%2529._syntax-rules%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">syntax-rules</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-length%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-length</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Writing.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._write%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">write</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=stx-patterns.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fstxcase-scheme..rkt%2529._......%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">...</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ci%7E3c%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-ci<=?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Writing.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._display%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">display</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cons%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cons</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ci%7E3e%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-ci>=?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Output.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._newline%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">newline</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._car%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">car</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-append%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-append</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Byte_and_String_Output.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._write-char%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">write-char</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-fill%2521%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-fill!</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=eval.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._load%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">load</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._pair%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">pair?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-%7E3elist%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string->list</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmap..rkt%2529._map%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">map</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list-%7E3estring%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">list->string</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fmap..rkt%2529._for-each%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">for-each</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-length%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">vector-length</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ref%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-ref</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-fill%2521%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">vector-fill!</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-set%2521%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-set!</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cadr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cadr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-%7E3elist%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">vector->list</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list-%7E3evector%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">list->vector</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._substring%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">substring</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cddr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cddr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-alphabetic%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-alphabetic?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-copy%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-copy</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caaar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caaar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-numeric%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-numeric?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ci%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-ci=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caadr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caadr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-whitespace%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-whitespace?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3c%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string<?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cadar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cadar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-upper-case%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-upper-case?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3e%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string>?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caddr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caddr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-lower-case%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-lower-case?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3c%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string<=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdaar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdaar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-%7E3einteger%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char->integer</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3e%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string>=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdadr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdadr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._integer-%7E3echar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">integer->char</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ci%7E3c%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-ci<?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cddar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cddar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-downcase%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-downcase</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string-ci%7E3e%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string-ci>?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdddr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdddr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._call-with-output-file%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">call-with-output-file</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">vector?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caaaar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caaaar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._call-with-input-file%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">call-with-input-file</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._make-vector%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">make-vector</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caaadr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caaadr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=file-ports.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._with-input-from-file%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">with-input-from-file</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">vector</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caadar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caadar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._apply%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">apply</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-ref%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">vector-ref</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caaddr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caaddr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=symbols.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._symbol%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">symbol?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=vectors.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._vector-set%2521%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">vector-set!</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cadaar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cadaar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._null%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">null?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cadadr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cadadr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">list?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._caddar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">caddar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">list</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3c%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char<?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cadddr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cadddr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._length%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">length</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3e%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char>?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdaaar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdaaar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._append%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">append</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3c%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char<=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdaadr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdaadr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._reverse%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">reverse</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char%7E3e%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char>=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdadar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdadar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list-tail%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">list-tail</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-ci%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-ci=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdaddr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdaddr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._list-ref%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">list-ref</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-ci%7E3c%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-ci<?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cddaar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cddaar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._memq%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">memq</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-ci%7E3e%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-ci>?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cddadr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cddadr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._memv%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">memv</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-ci%7E3c%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-ci<=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cdddar%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cdddar</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._member%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">member</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-ci%7E3e%7E3d%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-ci>=?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._cddddr%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">cddddr</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._assq%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">assq</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=characters.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._char-upcase%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">char-upcase</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3d%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">=</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._assv%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">assv</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._boolean%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">boolean?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3c%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x"><</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=pairs.html%23%2528def._%2528%2528lib._racket%252Fprivate%252Flist..rkt%2529._assoc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">assoc</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._eqv%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">eqv?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3e%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">></a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._procedure%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">procedure?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._equal%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">equal?</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3c%7E3d%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x"><=</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._number%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">number?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=Delayed_Evaluation.html%23%2528def._%2528%2528lib._racket%252Fpromise..rkt%2529._force%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">force</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%7E3e%7E3d%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">>=</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._complex%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">complex?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=values.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._call-with-values%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">call-with-values</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._max%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">max</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._real%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">real?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=values.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._values%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">values</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._min%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">min</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._rational%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">rational?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=cont.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._dynamic-wind%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">dynamic-wind</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._%252B%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">+</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._integer%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">integer?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=eval.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._eval%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">eval</a></span></p></td></tr><tr><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=generic-numbers.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._-%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x"><span class="nobreak">-</span></a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=number-types.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._exact%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">exact?</a></span></p></td><td><p><span class="hspace"> </span></p></td><td><p> </p></td></tr></table></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><table cellspacing="0" cellpadding="0" class="RktBlk RForeground"><tr><td><span class="RktPn">(</span><a name="(form._((lib._eopl/eopl..rkt)._define-datatype))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._define-datatype%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">define-datatype</a></span></span><span class="hspace"> </span><span class="RktVar">id</span><span class="hspace"> </span><span class="RktVar">predicate-id</span></td></tr><tr><td><span class="hspace"> </span><span class="RktPn">(</span><span class="RktVar">variant-id</span><span class="hspace"> </span><span class="RktPn">(</span><span class="RktVar">field-id</span><span class="hspace"> </span><span class="RktVar">predicate-expr</span><span class="RktPn">)</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></td></tr><tr><td><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></td></tr></table></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">Defines the datatype <span class="RktVar">id</span> and a function
<span class="RktVar">predicate-id</span> that returns <span class="RktVal">#t</span> for instances of the
datatype, and <span class="RktVal">#f</span> for any other value.</div></p><p>Each <span class="RktVar">variant-id</span> is defined as a constructor function that
creates an instance of the datatype; the constructor takes as many
arguments as the variant’s <span class="RktVar">field-id</span>s, and each argument is
checked by applying the function produced by the variant’s
<span class="RktVar">predicate-expr</span>.</p><p>In DrScheme v209 and older, when constructor-based printing was
used, variant instances were printed with a <span class="RktSym">make-</span> prefix
before the variant name. Thus, for compatibility, in addition to
<span class="RktVar">variant-id</span>, <span class="RktSym">make-variant-id</span> is also defined for
each <span class="RktVar">variant-id</span> (to the same constructor as
<span class="RktVar">variant-id</span>).</p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><table cellspacing="0" cellpadding="0" class="RktBlk RForeground"><tr><td><span class="RktPn">(</span><a name="(form._((lib._eopl/eopl..rkt)._cases))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._cases%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">cases</a></span></span><span class="hspace"> </span><span class="RktVar">datatype-id</span><span class="hspace"> </span><span class="RktVar">expr</span></td></tr><tr><td><span class="hspace"> </span><span class="RktPn">(</span><span class="RktVar">variant-id</span><span class="hspace"> </span><span class="RktPn">(</span><span class="RktVar">field-id</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span><span class="hspace"> </span><span class="RktVar">result-expr</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></td></tr><tr><td><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></td></tr></table></blockquote></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="RktBlk"><tr><td><span class="RktPn">(</span><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._cases%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">cases</a></span><span class="hspace"> </span><span class="RktVar">datatype-id</span><span class="hspace"> </span><span class="RktVar">expr</span></td></tr><tr><td><span class="hspace"> </span><span class="RktPn">(</span><span class="RktVar">variant-id</span><span class="hspace"> </span><span class="RktPn">(</span><span class="RktVar">field-id</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span><span class="hspace"> </span><span class="RktVar">result-expr</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></td></tr><tr><td><span class="hspace"> </span><span class="RktMeta">...</span></td></tr><tr><td><span class="hspace"> </span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=if.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fletstx-scheme..rkt%2529._else%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">else</a></span><span class="hspace"> </span><span class="RktVar">result-expr</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span><span class="RktPn">)</span></td></tr></table></td></tr></table></blockquote></div><div class="SIntrapara">Branches on the datatype instance produced by <span class="RktVar">expr</span>, which
must be an instance of the specified <span class="RktVar">datatype-id</span> that is
defined with <span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._define-datatype%29%29" class="RktStxLink" data-pltdoc="x">define-datatype</a></span>.</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><a name="(form._((lib._eopl/eopl..rkt)._sllgen~3amake-string-scanner))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-string-scanner%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">sllgen:make-string-scanner</a></span></span></p></blockquote></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><a name="(form._((lib._eopl/eopl..rkt)._sllgen~3amake-string-parser))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-string-parser%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">sllgen:make-string-parser</a></span></span></p></blockquote></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><a name="(form._((lib._eopl/eopl..rkt)._sllgen~3amake-stream-parser))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-stream-parser%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">sllgen:make-stream-parser</a></span></span></p></blockquote></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><a name="(form._((lib._eopl/eopl..rkt)._sllgen~3amake-define-datatypes))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3amake-define-datatypes%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">sllgen:make-define-datatypes</a></span></span></p></blockquote></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><a name="(form._((lib._eopl/eopl..rkt)._sllgen~3ashow-define-datatypes))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3ashow-define-datatypes%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">sllgen:show-define-datatypes</a></span></span></p></blockquote></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><a name="(form._((lib._eopl/eopl..rkt)._sllgen~3alist-define-datatypes))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._sllgen~3alist-define-datatypes%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">sllgen:list-define-datatypes</a></span></span></p></blockquote></td></tr></table></td></tr></table></blockquote></div><div class="SIntrapara">Defined in the textbook’s Appendix B [<a href="#%28cite._.Eo.P.L%29" data-pltdoc="x">EoPL</a>]. However, the
DrRacket versions are syntactic forms, instead of procedures, and
the arguments must be either quoted literal tables or identifiers
that are defined (at the top level) to quoted literal tables.</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>value</p></div></div><p class="RForeground"><a name="(def._((lib._eopl/eopl..rkt)._sllgen~3amake-rep-loop))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><span class="RktSymDef RktSym">sllgen:make-rep-loop</span></span></span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._procedure%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">procedure?</a></span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">Defined in the <span style="font-style: italic">EoPL</span> textbook’s Appendix B [<a href="#%28cite._.Eo.P.L%29" data-pltdoc="x">EoPL</a>]
(and still a function).</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>value</p></div></div><p class="RForeground"><a name="(def._((lib._eopl/eopl..rkt)._eopl~3aerror))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._eopl~3aerror%29%29" class="RktValDef RktValLink" data-pltdoc="x">eopl:error</a></span></span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=procedures.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._procedure%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">procedure?</a></span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">As in the book.</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(def._((lib._eopl/eopl..rkt)._eopl~3aprintf))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._eopl~3aprintf%29%29" class="RktValDef RktValLink" data-pltdoc="x">eopl:printf</a></span></span><span class="hspace"> </span><span class="RktVar">form</span><span class="hspace"> </span><span class="RktVar">v</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span><span class="hspace"> </span>→<span class="hspace"> </span><span class="RktSym">void?</span></p></blockquote></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">form</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=strings.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._string%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">string?</a></span></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">v</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">any/c</a></span></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(def._((lib._eopl/eopl..rkt)._eopl~3apretty-print))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._eopl~3apretty-print%29%29" class="RktValDef RktValLink" data-pltdoc="x">eopl:pretty-print</a></span></span><span class="hspace"> </span><span class="RktVar">v</span><span class="hspace"> </span>[<span class="RktVar">port</span>]<span class="RktPn">)</span><span class="hspace"> </span>→<span class="hspace"> </span><span class="RktSym">void?</span></p></blockquote></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">v</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">any/c</a></span></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">port</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._output-port%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">output-port?</a></span><span class="hspace"> </span>=<span class="hspace"> </span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=port-ops.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._current-output-port%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">current-output-port</a></span><span class="RktPn">)</span></td></tr></table></td></tr></table></blockquote></div><div class="SIntrapara">Same as <a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=scheme&rel=scheme_base.html&version=6.1" class="RktModLink Sq" data-pltdoc="x"><span class="RktSym">scheme/base</span></a>’s <span class="RktSym">printf</span> and <span class="RktSym">pretty-print</span>.</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">((</span><a name="(def._((lib._eopl/eopl..rkt)._list-of))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._list-of%29%29" class="RktValDef RktValLink" data-pltdoc="x">list-of</a></span></span><span class="hspace"> </span><span class="RktVar">pred</span><span class="hspace"> </span><span class="RktMeta">...+</span><span class="RktPn">)</span><span class="hspace"> </span><span class="RktVar">x</span><span class="RktPn">)</span><span class="hspace"> </span>→<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._boolean%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">boolean?</a></span></p></blockquote></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">pred</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">any/c</a></span><span class="hspace"> </span><span class="RktPn">. </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=function-contracts.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._-%7E3e%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x"><span class="nobreak">-></span></a></span><span class="RktPn"> .</span><span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">any</a></span><span class="RktPn">)</span></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">x</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">any/c</a></span></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(def._((lib._eopl/eopl..rkt)._always~3f))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._always~3f%29%29" class="RktValDef RktValLink" data-pltdoc="x">always?</a></span></span><span class="hspace"> </span><span class="RktVar">x</span><span class="RktPn">)</span><span class="hspace"> </span>→<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._boolean%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">boolean?</a></span></p></blockquote></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">x</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">any/c</a></span></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(def._((lib._eopl/eopl..rkt)._maybe))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._maybe%29%29" class="RktValDef RktValLink" data-pltdoc="x">maybe</a></span></span><span class="hspace"> </span><span class="RktVar">pred</span><span class="RktPn">)</span><span class="hspace"> </span>→<span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._boolean%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">boolean?</a></span></p></blockquote></td></tr><tr><td><span class="hspace"> </span><span class="RktVar">pred</span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">any/c</a></span><span class="hspace"> </span><span class="RktPn">. </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=function-contracts.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._-%7E3e%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x"><span class="nobreak">-></span></a></span><span class="RktPn"> .</span><span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=booleans.html%23%2528def._%2528%2528quote._%7E23%7E25kernel%2529._boolean%7E3f%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">boolean?</a></span><span class="RktPn">)</span></td></tr></table></td></tr></table></blockquote></div><div class="SIntrapara">As in the book [<a href="#%28cite._.Eo.P.L%29" data-pltdoc="x">EoPL</a>].</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>value</p></div></div><p class="RForeground"><a name="(def._((lib._eopl/eopl..rkt)._empty))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._empty%29%29" class="RktValDef RktValLink" data-pltdoc="x">empty</a></span></span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktSym">empty?</span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">The empty list.</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(form._((lib._eopl/eopl..rkt)._time))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._time%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">time</a></span></span><span class="hspace"> </span><span class="RktVar">expr</span><span class="RktPn">)</span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">Evaluates <span class="RktVar">expr</span>, and prints timing information before returning the
result.</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(def._((lib._eopl/eopl..rkt)._collect-garbage))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._collect-garbage%29%29" class="RktValDef RktValLink" data-pltdoc="x">collect-garbage</a></span></span><span class="RktPn"></span><span class="RktPn">)</span><span class="hspace"> </span>→<span class="hspace"> </span><span class="RktSym">void?</span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">Performs a garbage collection (useful for repeatable timings).</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(form._((lib._eopl/eopl..rkt)._trace))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._trace%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">trace</a></span></span><span class="hspace"> </span><span class="RktVar">id</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></p></blockquote></td></tr></table></td></tr><tr><td><table cellspacing="0" cellpadding="0" class="together"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(form._((lib._eopl/eopl..rkt)._untrace))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._untrace%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">untrace</a></span></span><span class="hspace"> </span><span class="RktVar">id</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></p></blockquote></td></tr></table></td></tr></table></blockquote></div><div class="SIntrapara">For debugging: <span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._trace%29%29" class="RktStxLink" data-pltdoc="x">trace</a></span> redefines each <span class="RktVar">id</span> at the top
level (bound to a procedure) so that it prints arguments on entry
and results on exit. The <span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._untrace%29%29" class="RktStxLink" data-pltdoc="x">untrace</a></span> form reverses the action
of <span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._trace%29%29" class="RktStxLink" data-pltdoc="x">trace</a></span> for the given <span class="RktVar">id</span>s.</div></p><p>Tracing a function causes tail-calls in the original function to
become non-tail calls.</p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>syntax</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(form._((lib._eopl/eopl..rkt)._provide))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28form._%28%28lib._eopl%2Feopl..rkt%29._provide%29%29" class="RktStxDef RktStxLink" data-pltdoc="x">provide</a></span></span><span class="hspace"> </span><span class="RktVar">provide-spec</span><span class="hspace"> </span><span class="RktMeta">...</span><span class="RktPn">)</span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">Useful only with a module that uses <a href="" class="RktModLink" data-pltdoc="x"><span class="RktSym">eopl</span></a> as a
language: exports identifiers from the module. See <span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=require.html%23%2528form._%2528%2528lib._racket%252Fprivate%252Fbase..rkt%2529._provide%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x">provide</a></span>
from <a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=index.html&version=6.1" class="RktModLink Sq" data-pltdoc="x"><span class="RktSym">racket</span></a> for more information.</div></p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>value</p></div></div><p class="RForeground"><a name="(def._((lib._eopl/eopl..rkt)._eopl~3aerror-stop))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><span class="RktSymDef RktSym">eopl:error-stop</span></span></span><span class="hspace"> </span>:<span class="hspace"> </span><span class="RktPn">(</span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=function-contracts.html%23%2528form._%2528%2528lib._racket%252Fcontract%252Fbase..rkt%2529._-%7E3e%2529%2529&version=6.1" class="RktStxLink Sq" data-pltdoc="x"><span class="nobreak">-></span></a></span><span class="hspace"> </span><span class="RktSym"><a href="http://download.racket-lang.org/docs/6.1/html/local-redirect/index.html?doc=reference&rel=data-structure-contracts.html%23%2528def._%2528%2528lib._racket%252Fcontract%252Fprivate%252Fmisc..rkt%2529._any%252Fc%2529%2529&version=6.1" class="RktValLink Sq" data-pltdoc="x">any/c</a></span><span class="RktPn">)</span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">Defined only in the top-level namespace (i.e., not in a module);
mutate this variable to install an exception-handling
thunk. Typically, the handler thunk escapes through a continuation.</div></p><p>The <a href="" class="RktModLink" data-pltdoc="x"><span class="RktSym">eopl</span></a> library sets this variable to
<span class="RktVal">#f</span> in the current namespace when it executes.</p><p><div class="SIntrapara"><blockquote class="SVInsetFlow"><table cellspacing="0" cellpadding="0" class="boxed RBoxed"><tr><td><blockquote class="SubFlow"><div class="RBackgroundLabel SIEHidden"><div class="RBackgroundLabelInner"><p>procedure</p></div></div><p class="RForeground"><span class="RktPn">(</span><a name="(def._((lib._eopl/eopl..rkt)._install-eopl-exception-handler))"></a><span title="Provided from: eopl | Package: eopl"><span class="RktSym"><a href="#%28def._%28%28lib._eopl%2Feopl..rkt%29._install-eopl-exception-handler%29%29" class="RktValDef RktValLink" data-pltdoc="x">install-eopl-exception-handler</a></span></span><span class="RktPn"></span><span class="RktPn">)</span><span class="hspace"> </span>→<span class="hspace"> </span><span class="RktSym">void?</span></p></blockquote></td></tr></table></blockquote></div><div class="SIntrapara">Sets an exception handler to one that checks
<span class="RktSym">eopl:error-stop</span>.</div></p><p>The <a href="" class="RktModLink" data-pltdoc="x"><span class="RktSym">eopl</span></a> library calls this function when it
executes.</p><h3 x-source-module="(lib "eopl/eopl.scrbl")" x-part-tag=""doc-bibliography""><a name="(part._doc-bibliography)"></a>Bibliography</h3><p><table cellspacing="0" cellpadding="0" class="RBibliography"><tr><td><a name="(cite._.Eo.P.L)"></a>[EoPL]</td><td><span class="hspace"> </span></td><td><span class="bibentry">“<span style="font-style: italic">Essentials of Programming Languages</span>, Third Edition,” MIT Press, 2008. <a href="http://www.eopl3.com/"><span class="stt">http://www.eopl3.com/</span></a></span></td></tr></table></p><div class="navsetbottom"><span class="navleft"><form class="searchform"><input class="searchbox" style="color: #888;" type="text" value="...search manuals..." title="Enter a search string to search the manuals" onkeypress="return DoSearchKey(event, this, "6.1", "../");" onfocus="this.style.color="black"; this.style.textAlign="left"; if (this.value == "...search manuals...") this.value="";" onblur="if (this.value.match(/^ *$/)) { this.style.color="#888"; this.style.textAlign="center"; this.value="...search manuals..."; }"/></form> <a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot("6.1");">top</a></span><span class="navright"> <span class="nonavigation">← prev</span> <a href="../index.html" title="up to the documentation top" data-pltdoc="x" onclick="return GotoPLTRoot("6.1");">up</a> <span class="nonavigation">next →</span></span> </div></div></div><div id="contextindicator"> </div></body></html>
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