dp_sp, dp_sp_mod

dp_sp(dpoly1,dpoly2)

dp_sp_mod(dpoly1,dpoly2,mod)

:: S-¿¹à¼°¤Î·×»»

return

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dpoly1, dpoly2

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mod

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• dpoly1, dpoly2 ¤Î S-¿¹à¼°¤ò·×»»¤¹¤ë.
• dp_sp_mod() ¤ÎÆþÎϤÏ, Á´¤ÆÍ­¸ÂÂη¸¿ô¤ËÊÑ´¹¤µ¤ì¤Æ¤¤¤ëɬÍפ¬¤¢¤ë.
• ·ë²Ì¤ËÍ­Íý¿ô, Í­Íý¼°¤¬Æþ¤ë¤Î¤òÈò¤±¤ë¤¿¤á, ·ë²Ì¤¬Äê¿ôÇÜ, ¤¢¤ë¤¤¤Ï¿¹à¼° Çܤµ¤ì¤Æ¤¤¤ë²ÄǽÀ­¤¬¤¢¤ë.

[227] X=dp_ptod(x^2*y+x*y,[x,y]);
(1)*<<2,1>>+(1)*<<1,1>>
[228] Y=dp_ptod(x*y^2+x*y,[x,y]);
(1)*<<1,2>>+(1)*<<1,1>>
[229] dp_sp(X,Y);
(-1)*<<2,1>>+(1)*<<1,2>>

»²¾È

section dp_mod, dp_rat.

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