[CM] numerics.scm
James Hearon
j_hearon at hotmail.com
Fri Nov 18 09:23:59 PST 2016
Hi,
For numerics.scm, these seem useful. Most of them I can evaluate, but the four polynomials (xxx) I cannot seem to figure what it wants. Wondering if anyone might have success or ideas about those guys?
Thank You,
Jim
(load "snd-16/numerics.scm")
(factorial 6) -> 720
(binomial 4 2) -> 6
(n-choose-k 10 2) ->45
(plgndr 6 .2 -1) ->2.261952
(legendre-polynomial 1 4);XXX -> argument 1, #f, is boolean but should be a number
(legendre 3 4) ->154.0
(gegenbauer 3 4) -> 0.5625693058216614
(chebyshev-polynomial 2 4) ;XXX -> argument 1, #f, is boolean but should be a number
(chebyshev 2 4) -> 31.0
hermite-polynomial 1 3) ;XXX -> argument 1, #f, is boolean but should be a number
(hermite 1 3) ->6.0
(laguerre-polynomial 3 1) ;XXX -> argument 1, #f, is boolean but should be a number
(laguerre 1 4 ) -> -3.0
(Si 10)->1.658347864640153
(Ci 10)->-0.04545628800337046
(sin-m*pi/n 1 9) ->(let ((ex (sqrt 3/4))) (/ (- (expt (+ (sqrt (- 1 (* ex ex))) (* 0+1i ex)) (/ 1 3)) (expt (- (sqrt (- 1 (* ex ex))) (* 0+1i ex)) (/ 1 3))) 0+2i))
(show-digits-of-pi-starting-at-digit 2.0)->
position = 2.000000e+00
fraction = 1.247719318987069
hex digits = "3F6A8885A3 "
" position = 2.000000e+00
fraction = 1.247719318987069
hex digits = \"3F6A8885A3 \"
"
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