/usr/share/axiom-20120501/input/opalg.input is in axiom-test 20120501-8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 | )set break resume
)spool opalg.output
)set message test on
)set message auto off
)clear all
--S 1 of 9
L n ==
n = 0 => 1
n = 1 => x
(2*n-1)/n * x * L(n-1) - (n-1)/n * L(n-2)
--R
--R Type: Void
--E 1
--S 2 of 9
L 5
--R
--R Compiling function L with type Integer -> Polynomial(Fraction(
--R Integer))
--R Compiling function L as a recurrence relation.
--R
--R 63 5 35 3 15
--R (2) -- x - -- x + -- x
--R 8 4 8
--R Type: Polynomial(Fraction(Integer))
--E 2
--S 3 of 9
dx := operator("D")::OP(POLY FRAC INT)
--R
--R
--R (3) D
--R Type: Operator(Polynomial(Fraction(Integer)))
--E 3
--S 4 of 9
evaluate(dx, p +-> differentiate(p, 'x))$OP(POLY FRAC INT)
--R
--R
--R (4) D
--R Type: Operator(Polynomial(Fraction(Integer)))
--E 4
--S 5 of 9
E n == (1 - x**2) * dx**2 - 2 * x * dx + n*(n+1)
--R
--R Type: Void
--E 5
--S 6 of 9
E 5
--R
--R Compiling function E with type PositiveInteger -> Operator(
--R Polynomial(Fraction(Integer)))
--R
--R 2 2
--R (6) 30 - 2x D - (x - 1)D
--R Type: Operator(Polynomial(Fraction(Integer)))
--E 6
--S 7 of 9
[L i for i in 1..10]
--R
--R
--R (7)
--R 3 2 1 5 3 3 35 4 15 2 3 63 5 35 3 15
--R [x, - x - -, - x - - x, -- x - -- x + -, -- x - -- x + -- x,
--R 2 2 2 2 8 4 8 8 4 8
--R 231 6 315 4 105 2 5 429 7 693 5 315 3 35
--R --- x - --- x + --- x - --, --- x - --- x + --- x - -- x,
--R 16 16 16 16 16 16 16 16
--R 6435 8 3003 6 3465 4 315 2 35
--R ---- x - ---- x + ---- x - --- x + ---,
--R 128 32 64 32 128
--R 12155 9 6435 7 9009 5 1155 3 315
--R ----- x - ---- x + ---- x - ---- x + --- x,
--R 128 32 64 32 128
--R 46189 10 109395 8 45045 6 15015 4 3465 2 63
--R ----- x - ------ x + ----- x - ----- x + ---- x - ---]
--R 256 256 128 128 256 256
--R Type: List(Polynomial(Fraction(Integer)))
--E 7
--S 8 of 9
[E i for i in 1..10]
--R
--R
--R (8)
--R 2 2 2 2 2 2
--R [2 - 2x D - (x - 1)D , 6 - 2x D - (x - 1)D , 12 - 2x D - (x - 1)D ,
--R 2 2 2 2 2 2
--R 20 - 2x D - (x - 1)D , 30 - 2x D - (x - 1)D , 42 - 2x D - (x - 1)D ,
--R 2 2 2 2 2 2
--R 56 - 2x D - (x - 1)D , 72 - 2x D - (x - 1)D , 90 - 2x D - (x - 1)D ,
--R 2 2
--R 110 - 2x D - (x - 1)D ]
--R Type: List(Operator(Polynomial(Fraction(Integer))))
--E 8
--S 9 of 9
[(E i)(L i) for i in 1..10]
--R
--R
--R (9) [0,0,0,0,0,0,0,0,0,0]
--R Type: List(Polynomial(Fraction(Integer)))
--E 9
)spool
)lisp (bye)
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