primadec, primedec

primadec(plist,vlist)

primedec(plist,vlist)

:: ¥¤¥Ç¥¢¥ë¤Îʬ²ò

return

plist

¿¹à¼°¥ê¥¹¥È

vlist

ÊÑ¿ô¥ê¥¹¥È

• primadec(), primedec ¤Ï `primdec' ¤ÇÄêµÁ¤µ¤ì¤Æ¤¤¤ë.
• primadec(), primedec() ¤Ï¤½¤ì¤¾¤ìÍ­Íý¿ôÂξå¤Ç¤Î¥¤¥Ç¥¢¥ë¤Î ½àÁÇʬ²ò, º¬´ð¤ÎÁÇ¥¤¥Ç¥¢¥ëʬ²ò¤ò¹Ô¤¦.
• °ú¿ô¤Ï¿¹à¼°¥ê¥¹¥È¤ª¤è¤ÓÊÑ¿ô¥ê¥¹¥È¤Ç¤¢¤ë. ¿¹à¼°¤ÏÍ­Íý¿ô·¸¿ô¤Î¤ß¤¬µö¤µ¤ì¤ë.
• primadec ¤Ï [½àÁÇÀ®Ê¬, ÉÕ°ÁÇ¥¤¥Ç¥¢¥ë] ¤Î¥ê¥¹¥È¤òÊÖ¤¹.
• primadec ¤Ï ÁÇ°ø»Ò¤Î¥ê¥¹¥È¤òÊÖ¤¹.
• ·ë²Ì¤Ë¤ª¤¤¤Æ, ¿¹à¼°¥ê¥¹¥È¤È¤·¤Æɽ¼¨¤µ¤ì¤Æ¤¤¤ë³Æ¥¤¥Ç¥¢¥ë¤ÏÁ´¤Æ ¥°¥ì¥Ö¥Ê´ðÄì¤Ç¤¢¤ë. Âбþ¤¹¤ë¹à½ç½ø¤Ï, ¤½¤ì¤¾¤ì ÊÑ¿ô PRIMAORD, PRIMEORD ¤Ë³ÊǼ¤µ¤ì¤Æ¤¤¤ë.
• primadec ¤Ï [Shimoyama,Yokoyama] ¤Î½àÁÇʬ²ò¥¢¥ë¥´¥ê¥º¥à ¤ò¼ÂÁõ¤·¤Æ¤¤¤ë.
• ¤â¤·ÁÇ°ø»Ò¤Î¤ß¤òµá¤á¤¿¤¤¤Ê¤é, primedec ¤ò»È¤¦Êý¤¬¤è¤¤. ¤³¤ì¤Ï, ÆþÎÏ¥¤¥Ç¥¢¥ë¤¬º¬´ð¥¤¥Ç¥¢¥ë¤Ç¤Ê¤¤¾ì¹ç¤Ë, primadec ¤Î·×»»¤Ë;ʬ¤Ê¥³¥¹¥È¤¬É¬ÍפȤʤë¾ì¹ç¤¬¤¢¤ë¤«¤é¤Ç¤¢¤ë.

[84] load("primdec")$
[102] primedec([p*q*x-q^2*y^2+q^2*y,-p^2*x^2+p^2*x+p*q*y,
(q^3*y^4-2*q^3*y^3+q^3*y^2)*x-q^3*y^4+q^3*y^3,
-q^3*y^4+2*q^3*y^3+(-q^3+p*q^2)*y^2],[p,q,x,y]);
[[y,x],[y,p],[x,q],[q,p],[x-1,q],[y-1,p],[(y-1)*x-y,q*y^2-2*q*y-p+q]]
[103] primadec([x,z*y,w*y^2,w^2*y-z^3,y^3],[x,y,z,w]);
[[[x,z*y,y^2,w^2*y-z^3],[z,y,x]],[[w,x,z*y,z^3,y^3],[w,z,y,x]]]

»²¾È

section fctr, sqfr, section ¹à½ç½ø¤ÎÀßÄê.

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