`p_terms'
---------

p_terms(POLY,VLIST,ORDER)
     :: $BB?9`<0$K$"$i$o$l$kC19`$r%j%9%H$K$9$k(B.

RETURN
     $B%j%9%H(B

POLY
     $BB?9`<0(B

VLIST
     $B%j%9%H(B

ORDER
     $B?t(B, $B%j%9%H$^$?$O9TNs(B

   * `gr' $B$GDj5A$5$l$F$$$k(B.

   * $BB?9`<0$rC19`$KE83+$7$?;~$K8=$l$k9`$r%j%9%H$K$7$FJV$9(B.  VLIST
     $B$*$h$S(B ORDER $B$K$h$jDj$^$k9`=g=x$K$h$j(B, $B=g=x$N9b$$$b$N(B
     $B$,%j%9%H$N@hF,$KMh$k$h$&$K%=!<%H$5$l$k(B.

   * $B%0%l%V%J4pDl$O$7$P$7$P78?t$,5pBg$K$J$k$?$a(B, $B<B:]$K$I$N9`$,8=$l$F(B
     $B$$$k$N$+$r8+$k$?$a$J$I$KMQ$$$k(B.

     [233] G=gr(katsura(5),[u5,u4,u3,u2,u1,u0],2)$
     [234] p_terms(G[0],[u5,u4,u3,u2,u1,u0],2);
     [u5,u0^31,u0^30,u0^29,u0^28,u0^27,u0^26,u0^25,u0^24,u0^23,u0^22,u0^21,u0^20,
     u0^19,u0^18,u0^17,u0^16,u0^15,u0^14,u0^13,u0^12,u0^11,u0^10,u0^9,u0^8,u0^7,
     u0^6,u0^5,u0^4,u0^3,u0^2,u0,1]

