/usr/share/calc/help/randperm is in apcalc-common 2.12.4.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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randperm - randomly permute a list or matrix
SYNOPSIS
randperm(x)
TYPES
x list or matrix
return same as x
DESCRIPTION
For a list or matrix x, randperm(x) returns a copy of x in which
the elements have been randomly permuted. The value of x is not
changed.
This function uses the rand() subtractive 100 shuffle pseudo-random
number generator.
EXAMPLE
; A = list(1,2,2,3,4)
; randperm(A)
list (5 elements, 5 nonzero):
[[0]] = 4
[[1]] = 1
[[2]] = 2
[[3]] = 3
[[4]] = 2
; randperm(A)
list (5 elements, 5 nonzero):
[[0]] = 2
[[1]] = 1
[[2]] = 4
[[3]] = 2
[[4]] = 3
LIMITS
none
LINK LIBRARY
none
SEE ALSO
comp, fact, rand, perm
## Copyright (C) 1999-2006 Landon Curt Noll
##
## Calc is open software; you can redistribute it and/or modify it under
## the terms of the version 2.1 of the GNU Lesser General Public License
## as published by the Free Software Foundation.
##
## Calc is distributed in the hope that it will be useful, but WITHOUT
## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
## Public License for more details.
##
## A copy of version 2.1 of the GNU Lesser General Public License is
## distributed with calc under the filename COPYING-LGPL. You should have
## received a copy with calc; if not, write to Free Software Foundation, Inc.
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
##
## @(#) $Revision: 30.1 $
## @(#) $Id: randperm,v 30.1 2007/03/16 11:10:42 chongo Exp $
## @(#) $Source: /usr/local/src/cmd/calc/help/RCS/randperm,v $
##
## Under source code control: 1995/07/10 02:09:31
## File existed as early as: 1995
##
## chongo <was here> /\oo/\ http://www.isthe.com/chongo/
## Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
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