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Ingy döt Net 2013-04-10 23:57:08 -07:00
parent 47bf37c096
commit b83f433714
12433 changed files with 156208 additions and 123 deletions
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18
Task/Polynomial-long-division/PicoLisp/polynomial-long-division.l Normal file
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(de degree (P)
(let I NIL
(for (N . C) P
(or (=0 C) (setq I N)) )
(dec I) ) )
(de divPoly (N D)
(if (lt0 (degree D))
(quit "Div/0" D)
(let (Q NIL Diff)
(while (ge0 (setq Diff (- (degree N) (degree D))))
(setq Q (need (- -1 Diff) Q 0))
(let E D
(do Diff (push 'E 0))
(let F (/ (get N (inc (degree N))) (get E (inc (degree E))))
(set (nth Q (inc Diff)) F)
(setq N (mapcar '((N E) (- N (* E F))) N E)) ) ) )
(list Q N) ) ) )