dp_ptozp, dp_prim

dp_ptozp(dpoly)

:: Äê¿ôÇܤ·¤Æ·¸¿ô¤òÀ°¿ô·¸¿ô¤«¤Ä·¸¿ô¤ÎÀ°¿ô GCD ¤ò 1 ¤Ë¤¹¤ë.

dp_prim(dpoly)

:: Í­Íý¼°Çܤ·¤Æ·¸¿ô¤òÀ°¿ô·¸¿ô¿¹à¼°·¸¿ô¤«¤Ä·¸¿ô¤Î¿¹à¼° GCD ¤ò 1 ¤Ë¤¹¤ë.

return

ʬ»¶É½¸½Â¿¹à¼°

dpoly

ʬ»¶É½¸½Â¿¹à¼°

• dp_ptozp() ¤Ï, ptozp() ¤ËÁêÅö¤¹¤ëÁàºî¤òʬ»¶É½¸½Â¿¹à¼°¤Ë ÂФ·¤Æ¹Ô¤¦. ·¸¿ô¤¬Â¿¹à¼°¤ò´Þ¤à¾ì¹ç, ·¸¿ô¤Ë´Þ¤Þ¤ì¤ë¿¹à¼°¶¦ÄÌ°ø»Ò¤Ï ¼è¤ê½ü¤«¤Ê¤¤.
• dp_prim() ¤Ï, ·¸¿ô¤¬Â¿¹à¼°¤ò´Þ¤à¾ì¹ç, ·¸¿ô¤Ë´Þ¤Þ¤ì¤ë¿¹à¼°¶¦ÄÌ°ø»Ò ¤ò¼è¤ê½ü¤¯.

[208] X=dp_ptod(3*(x-y)*(y-z)*(z-x),[x]);
(-3*y+3*z)*<<2>>+(3*y^2-3*z^2)*<<1>>+(-3*z*y^2+3*z^2*y)*<<0>>
[209] dp_ptozp(X);                       
(-y+z)*<<2>>+(y^2-z^2)*<<1>>+(-z*y^2+z^2*y)*<<0>>
[210] dp_prim(X);                        
(1)*<<2>>+(-y-z)*<<1>>+(z*y)*<<0>>

»²¾È

section ptozp.

Go to the first, previous, next, last section, table of contents.