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Annotation of OpenXM/src/asir-doc/parts/groebner.texi, Revision 1.1

1.1     ! noro        1: @node $B%0%l%V%J4pDl$N7W;;(B,,, Top
        !             2: @chapter $B%0%l%V%J4pDl$N7W;;(B
        !             3:
        !             4: @menu
        !             5: * $BJ,;6I=8=B?9`<0(B::
        !             6: * $B%U%!%$%k$NFI$_9~$_(B::
        !             7: * $B4pK\E*$JH!?t(B::
        !             8: * $B7W;;$*$h$SI=<($N@)8f(B::
        !             9: * $B9`=g=x$N@_Dj(B::
        !            10: * $BM-M}<0$r78?t$H$9$k%0%l%V%J4pDl7W;;(B::
        !            11: * $B4pDlJQ49(B::
        !            12: * $B%0%l%V%J4pDl$K4X$9$kH!?t(B::
        !            13: @end menu
        !            14:
        !            15: @node $BJ,;6I=8=B?9`<0(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !            16: @section $BJ,;6I=8=B?9`<0(B
        !            17:
        !            18: @noindent
        !            19: $BJ,;6I=8=B?9`<0$H$O(B, $BB?9`<0$NFbIt7A<0$N0l$D$G$"$k(B. $BDL>o$NB?9`<0(B
        !            20: (@code{type} $B$,(B 2) $B$O(B, $B:F5"I=8=$H8F$P$l$k7A<0$GI=8=$5$l$F$$$k(B. $B$9$J$o(B
        !            21: $B$A(B, $BFCDj$NJQ?t$r<gJQ?t$H$9$k(B 1 $BJQ?tB?9`<0$G(B, $B$=$NB>$NJQ?t$O(B, $B$=$N(B 1 $BJQ(B
        !            22: $B?tB?9`<0$N78?t$K(B, $B<gJQ?t$r4^$^$J$$B?9`<0$H$7$F8=$l$k(B. $B$3$N78?t$,(B, $B$^$?(B,
        !            23: $B$"$kJQ?t$r<gJQ?t$H$9$kB?9`<0$H$J$C$F$$$k$3$H$+$i:F5"I=8=$H8F$P$l$k(B.
        !            24:
        !            25:
        !            26: @iftex
        !            27: @tex
        !            28: $(x+y+z)^2 = 1 \cdot x^2 + (2 \cdot y + (2 \cdot z)) \cdot x + ((2 \cdot z) \cdot y + (1 \cdot z^2 ))$
        !            29: @end tex
        !            30: @end iftex
        !            31: @ifinfo
        !            32: @example
        !            33: (x+y+z)^2 = 1 x^2 + (2 y + (2 z)) x + ((2 z) y + (1 z^2 ))
        !            34: @end example
        !            35: @end ifinfo
        !            36:
        !            37: @noindent
        !            38: $B$3$l$KBP$7(B, $BB?9`<0$r(B, $BJQ?t$NQQ@Q$H78?t$N@Q$NOB$H$7$FI=8=$7$?$b$N$rJ,;6(B
        !            39: $BI=8=$H8F$V(B.
        !            40:
        !            41: @iftex
        !            42: @tex
        !            43: $(x+y+z)^2 = 1 \cdot x^2 + 2 \cdot xy + 2 \cdot xz + 1 \cdot y^2 + 2 \cdot yz +1 \cdot z^2$
        !            44: @end tex
        !            45: @end iftex
        !            46: @ifinfo
        !            47: @example
        !            48: (x+y+z)^2 = 1 x^2 + 2 xy + 2 xz + 1 y^2 + 2 yz +1 z^2$
        !            49: @end example
        !            50: @end ifinfo
        !            51:
        !            52: @noindent
        !            53: $B%0%l%V%J4pDl7W;;$K$*$$$F$O(B, $BC19`<0$KCmL\$7$FA`:n$r9T$&$?$aB?9`<0$,J,;6I=8=(B
        !            54: $B$5$l$F$$$kJ}$,$h$j8zN($N$h$$1i;;$,2DG=$K$J$k(B. $B$3$N$?$a(B, $BJ,;6I=8=B?9`<0$,(B,
        !            55: $B<1JL;R(B 9 $B$N7?$H$7$F(B @b{Asir} $B$N%H%C%W%l%Y%k$+$iMxMQ2DG=$H$J$C$F$$$k(B.
        !            56: $B$3$3$G(B, $B8e$N@bL@$N$?$a$K(B, $B$$$/$D$+$N8@MU$rDj5A$7$F$*$/(B.
        !            57:
        !            58: @table @b
        !            59: @item $B9`(B (term)
        !            60: $BJQ?t$NQQ@Q(B. $B$9$J$o$A(B, $B78?t(B 1 $B$NC19`<0$N$3$H(B. @b{Asir} $B$K$*$$$F$O(B,
        !            61:
        !            62: @example
        !            63: <<0,1,2,3,4>>
        !            64: @end example
        !            65:
        !            66: $B$H$$$&7A$GI=<($5$l(B, $B$^$?(B, $B$3$N7A$GF~NO2DG=$G$"$k(B. $B$3$NNc$O(B, 5 $BJQ?t$N9`(B
        !            67: $B$r<($9(B. $B3FJQ?t$r(B @code{a}, @code{b}, @code{c}, @code{d}, @code{e} $B$H$9$k$H(B
        !            68: $B$3$N9`$O(B @code{b*c^2*d^3*e^4} $B$rI=$9(B.
        !            69:
        !            70: @item $B9`=g=x(B (term order)
        !            71: $BJ,;6I=8=B?9`<0$K$*$1$k9`$O(B, $B<!$N@-<A$rK~$?$9A4=g=x$K$h$j@0Ns$5$l$k(B.
        !            72:
        !            73: @enumerate
        !            74: @item
        !            75: $BG$0U$N9`(B @code{t} $B$KBP$7(B @code{t} > 1
        !            76:
        !            77: @item
        !            78: @code{t}, @code{s}, @code{u} $B$r9`$H$9$k;~(B, @code{t} > @code{s} $B$J$i$P(B
        !            79: @code{tu} > @code{su}
        !            80: @end enumerate
        !            81:
        !            82: $B$3$N@-<A$rK~$?$9A4=g=x$r9`=g=x$H8F$V(B. $B$3$N=g=x$OJQ?t=g=x(B ($BJQ?t$N%j%9%H(B)
        !            83: $B$H9`=g=x7?(B ($B?t(B, $B%j%9%H$^$?$O9TNs(B) $B$K$h$j;XDj$5$l$k(B.
        !            84:
        !            85: @item $BC19`<0(B (monomial)
        !            86: $B9`$H78?t$N@Q(B.
        !            87:
        !            88: @example
        !            89: 2*<<0,1,2,3,4>>
        !            90: @end example
        !            91:
        !            92: $B$H$$$&7A$GI=<($5$l(B, $B$^$?(B, $B$3$N7A$GF~NO2DG=$G$"$k(B.
        !            93:
        !            94: @itemx $BF,C19`<0(B (head monomial)
        !            95: @item $BF,9`(B (head term)
        !            96: @itemx $BF,78?t(B (head coefficient)
        !            97: $BJ,;6I=8=B?9`<0$K$*$1$k3FC19`<0$O(B, $B9`=g=x$K$h$j@0Ns$5$l$k(B. $B$3$N;~=g(B
        !            98: $B=x:GBg$NC19`<0$rF,C19`<0(B, $B$=$l$K8=$l$k9`(B, $B78?t$r$=$l$>$lF,9`(B, $BF,78?t(B
        !            99: $B$H8F$V(B.
        !           100: @end table
        !           101:
        !           102: @node $B%U%!%$%k$NFI$_9~$_(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !           103: @section $B%U%!%$%k$NFI$_9~$_(B
        !           104:
        !           105: @noindent
        !           106: $B%0%l%V%J4pDl$r7W;;$9$k$?$a$N4pK\E*$JH!?t$O(B @code{dp_gr_main()} $B$*$h$S(B
        !           107: @code{dp_gr_mod_main()} $B$J$k(B 2 $B$D$NAH$_9~$_H!?t$G$"$k$,(B, $BDL>o$O(B, $B%Q%i%a%?(B
        !           108: $B@_Dj$J$I$r9T$C$?$N$A$3$l$i$r8F$S=P$9%f!<%6H!?t$rMQ$$$k$N$,JXMx$G$"$k(B.
        !           109: $B$3$l$i$N%f!<%6H!?t$O(B, $B%U%!%$%k(B @samp{gr} $B$r(B @code{load()} $B$K$h$jFI(B
        !           110: $B$_9~$`$3$H$K$h$j;HMQ2DG=$H$J$k(B. @samp{gr} $B$O(B, @b{Asir} $B$NI8=`(B
        !           111: $B%i%$%V%i%j%G%#%l%/%H%j$KCV$+$l$F$$$k(B. $B$h$C$F(B, $B4D6-JQ?t(B @code{ASIR_LIBDIR}
        !           112: $B$rFC$K0[$J$k%Q%9$K@_Dj$7$J$$8B$j(B, $B%U%!%$%kL>$N$_$GFI$_9~$`$3$H$,$G$-$k(B.
        !           113:
        !           114: @example
        !           115: [0] load("gr")$
        !           116: @end example
        !           117:
        !           118: @node $B4pK\E*$JH!?t(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !           119: @section $B4pK\E*$JH!?t(B
        !           120:
        !           121: @noindent
        !           122: @samp{gr} $B$G$O?tB?$/$NH!?t$,Dj5A$5$l$F$$$k$,(B, $BD>@\(B
        !           123: $B%0%l%V%J4pDl$r7W;;$9$k$?$a$N%H%C%W%l%Y%k$O<!$N(B 3 $B$D$G$"$k(B.
        !           124: $B0J2<$G(B, @var{plist} $B$OB?9`<0$N%j%9%H(B, @var{vlist} $B$OJQ?t(B ($BITDj85(B) $B$N%j%9%H(B,
        !           125: @var{order} $B$OJQ?t=g=x7?(B, @var{p} $B$O(B @code{2^27} $BL$K~$NAG?t$G$"$k(B.
        !           126:
        !           127: @table @code
        !           128: @item gr(@var{plist},@var{vlist},@var{order})
        !           129:
        !           130: Gebauer-Moeller $B$K$h$k(B useless pair elimination criteria, sugar
        !           131: strategy $B$*$h$S(B Traverso $B$K$h$k(B trace-lifting $B$rMQ$$$?(B Buchberger $B%"%k(B
        !           132: $B%4%j%:%`$K$h$kM-M}?t78?t%0%l%V%J4pDl7W;;H!?t(B. $B0lHL$K$O$3$NH!?t$rMQ$$$k(B.
        !           133:
        !           134: @item hgr(@var{plist},@var{vlist},@var{order})
        !           135:
        !           136: $BF~NOB?9`<0$r@F<!2=$7$?8e(B @code{gr()} $B$N%0%l%V%J4pDl8uJd@8@.It$K$h$j8u(B
        !           137: $BJd@8@.$7(B, $BHs@F<!2=(B, interreduce $B$7$?$b$N$r(B @code{gr()} $B$N%0%l%V%J4pDl(B
        !           138: $B%A%'%C%/It$G%A%'%C%/$9$k(B. 0 $B<!85%7%9%F%`(B ($B2r$N8D?t$,M-8B8D$NJ}Dx<07O(B)
        !           139: $B$N>l9g(B, sugar strategy $B$,78?tKDD%$r0z$-5/$3$9>l9g$,$"$k(B. $B$3$N$h$&$J>l(B
        !           140: $B9g(B, strategy $B$r@F<!2=$K$h$k(B strategy $B$KCV$-49$($k$3$H$K$h$j78?tKDD%$r(B
        !           141: $BM^@)$9$k$3$H$,$G$-$k>l9g$,B?$$(B.
        !           142:
        !           143: @item gr_mod(@var{plist},@var{vlist},@var{order},@var{p})
        !           144:
        !           145: Gebauer-Moeller $B$K$h$k(B useless pair elimination criteria, sugar
        !           146: strategy $B$*$h$S(B Buchberger $B%"%k%4%j%:%`$K$h$k(B GF(p) $B78?t%0%l%V%J4pDl7W(B
        !           147: $B;;H!?t(B.
        !           148:
        !           149: @end table
        !           150:
        !           151: @node $B7W;;$*$h$SI=<($N@)8f(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !           152: @section $B7W;;$*$h$SI=<($N@)8f(B
        !           153:
        !           154: @noindent
        !           155: $B%0%l%V%J4pDl$N7W;;$K$*$$$F(B, $B$5$^$6$^$J%Q%i%a%?@_Dj$r9T$&$3$H$K$h$j7W;;(B,
        !           156: $BI=<($r@)8f$9$k$3$H$,$G$-$k(B. $B$3$l$i$O(B, $BAH$_9~$_H!?t(B @code{dp_gr_flags()}
        !           157: $B$K$h$j@_Dj;2>H$9$k$3$H$,$G$-$k(B. $BL50z?t$G(B @code{dp_gr_flags()} $B$r<B9T$9$k(B
        !           158: $B$H(B, $B8=:_@_Dj$5$l$F$$$k%Q%i%a%?$,(B, $BL>A0$HCM$N%j%9%H$GJV$5$l$k(B.
        !           159:
        !           160: @example
        !           161: [100] dp_gr_flags();
        !           162: [Demand,0,NoSugar,0,NoCriB,0,NoGC,0,NoMC,0,NoRA,0,NoGCD,0,Top,0,ShowMag,1,
        !           163: Print,1,Stat,0,Reverse,0,InterReduce,0,Multiple,0]
        !           164: [101]
        !           165: @end example
        !           166:
        !           167: $B0J2<$G(B, $B3F%Q%i%a%?$N0UL#$r@bL@$9$k(B. on $B$N>l9g$H$O(B, $B%Q%i%a%?$,(B 0 $B$G$J$$>l9g$r(B
        !           168: $B$$$&(B. $B$3$l$i$N%Q%i%a%?$N=i4|CM$OA4$F(B 0 (off) $B$G$"$k(B.
        !           169:
        !           170:
        !           171: @table @code
        !           172: @item NoSugar
        !           173: on $B$N>l9g(B, sugar strategy $B$NBe$o$j$K(B Buchberger$B$N(B normal strategy $B$,MQ(B
        !           174: $B$$$i$l$k(B.
        !           175:
        !           176: @item NoCriB
        !           177: on $B$N>l9g(B, $BITI,MWBP8!=P5,=`$N$&$A(B, $B5,=`(B B $B$rE,MQ$7$J$$(B.
        !           178:
        !           179: @item NoGC
        !           180: on $B$N>l9g(B, $B7k2L$,%0%l%V%J4pDl$K$J$C$F$$$k$+$I$&$+$N%A%'%C%/$r9T$o$J$$(B.
        !           181:
        !           182: @item NoMC
        !           183: on $B$N>l9g(B, $B7k2L$,F~NO%$%G%"%k$HF1Ey$N%$%G%"%k$G$"$k$+$I$&$+$N%A%'%C%/(B
        !           184: $B$r9T$o$J$$(B.
        !           185:
        !           186: @item NoRA
        !           187: on $B$N>l9g(B, $B7k2L$r(B reduced $B%0%l%V%J4pDl$K$9$k$?$a$N(B
        !           188: interreduce $B$r9T$o$J$$(B.
        !           189:
        !           190: @item NoGCD
        !           191: on $B$N>l9g(B, $BM-M}<078?t$N%0%l%V%J4pDl7W;;$K$*$$$F(B, $B@8@.$5$l$?B?9`<0$N(B,
        !           192: $B78?t$N(B content $B$r$H$i$J$$(B.
        !           193:
        !           194: @item Top
        !           195: on $B$N>l9g(B, normal form $B7W;;$K$*$$$FF,9`>C5n$N$_$r9T$&(B.
        !           196:
        !           197: @item Interreduce
        !           198: on $B$N>l9g(B, $BB?9`<0$r@8@.$9$kKh$K(B, $B$=$l$^$G@8@.$5$l$?4pDl$r$=$NB?9`<0$K(B
        !           199: $B$h$k(B normal form $B$GCV$-49$($k(B.
        !           200:
        !           201: @item Reverse
        !           202: on $B$N>l9g(B, normal form $B7W;;$N:]$N(B reducer $B$r(B, $B?7$7$/@8@.$5$l$?$b$N$rM%(B
        !           203: $B@h$7$FA*$V(B.
        !           204:
        !           205: @item Print
        !           206: on $B$N>l9g(B, $B%0%l%V%J4pDl7W;;$NESCf$K$*$1$k$5$^$6$^$J>pJs$rI=<($9$k(B.
        !           207:
        !           208: @item Stat
        !           209: on $B$G(B @code{Print} $B$,(B off $B$J$i$P(B, @code{Print} $B$,(B on $B$N$H$-I=<($5(B
        !           210: $B$l$k%G!<%?$NFb(B, $B=87W%G!<%?$N$_$,I=<($5$l$k(B.
        !           211:
        !           212: @item ShowMag
        !           213: on $B$G(B @code{Print} $B$,(B on $B$J$i$P(B, $B@8@.$,@8@.$5$l$kKh$K(B, $B$=$NB?9`<0$N(B
        !           214: $B78?t$N%S%C%HD9$NOB$rI=<($7(B, $B:G8e$K(B, $B$=$l$i$NOB$N:GBgCM$rI=<($9$k(B.
        !           215:
        !           216: @item Multiple
        !           217: 0 $B$G$J$$@0?t$N;~(B, $BM-M}?t>e$N@55,7A7W;;$K$*$$$F(B, $B78?t$N%S%C%HD9$NOB$,(B
        !           218: @code{Multiple} $BG\$K$J$k$4$H$K78?tA4BN$N(B GCD $B$,7W;;$5$l(B, $B$=$N(B GCD $B$G(B
        !           219: $B3d$C$?B?9`<0$r4JLs$9$k(B. @code{Multiple} $B$,(B 1 $B$J$i$P(B, $B4JLs$9$k$4$H$K(B
        !           220: GCD $B7W;;$,9T$o$l0lHL$K$O8zN($,0-$/$J$k$,(B, @code{Multiple} $B$r(B 2 $BDxEY(B
        !           221: $B$H$9$k$H(B, $B5pBg$J@0?t$,78?t$K8=$l$k>l9g(B, $B8zN($,NI$/$J$k>l9g$,$"$k(B.
        !           222:
        !           223: @item Demand
        !           224: $B@5Ev$J%G%#%l%/%H%jL>(B ($BJ8;zNs(B) $B$rCM$K;}$D$H$-(B, $B@8@.$5$l$?B?9`<0$O%a%b%j(B
        !           225: $BCf$K$*$+$l$:(B, $B$=$N%G%#%l%/%H%jCf$K%P%$%J%j%G!<%?$H$7$FCV$+$l(B, $B$=$NB?9`(B
        !           226: $B<0$rMQ$$$k(B normal form $B7W;;$N:](B, $B<+F0E*$K%a%b%jCf$K%m!<%I$5$l$k(B. $B3FB?(B
        !           227: $B9`<0$O(B, $BFbIt$G$N%$%s%G%C%/%9$r%U%!%$%kL>$K;}$D%U%!%$%k$K3JG<$5$l$k(B.
        !           228: $B$3$3$G;XDj$5$l$?%G%#%l%/%H%j$K=q$+$l$?%U%!%$%k$O<+F0E*$K$O>C5n$5$l$J$$(B
        !           229: $B$?$a(B, $B%f!<%6$,@UG$$r;}$C$F>C5n$9$kI,MW$,$"$k(B.
        !           230: @end table
        !           231:
        !           232: @noindent
        !           233: @code{Print} $B$,(B 0 $B$G$J$$>l9g<!$N$h$&$J%G!<%?$,I=<($5$l$k(B.
        !           234:
        !           235: @example
        !           236: [93] gr(cyclic(4),[c0,c1,c2,c3],0)$
        !           237: mod= 99999989, eval = []
        !           238: (0)(0)<<0,2,0,0>>(2,3),nb=2,nab=5,rp=2,sugar=2,mag=4
        !           239: (0)(0)<<0,1,2,0>>(1,2),nb=3,nab=6,rp=2,sugar=3,mag=4
        !           240: (0)(0)<<0,1,1,2>>(0,1),nb=4,nab=7,rp=3,sugar=4,mag=6
        !           241: .
        !           242: (0)(0)<<0,0,3,2>>(5,6),nb=5,nab=8,rp=2,sugar=5,mag=4
        !           243: (0)(0)<<0,1,0,4>>(4,6),nb=6,nab=9,rp=3,sugar=5,mag=4
        !           244: (0)(0)<<0,0,2,4>>(6,8),nb=7,nab=10,rp=4,sugar=6,mag=6
        !           245: ....gb done
        !           246: reduceall
        !           247: .......
        !           248: membercheck
        !           249: (0,0)(0,0)(0,0)(0,0)
        !           250: gbcheck total 8 pairs
        !           251: ........
        !           252: UP=(0,0)SP=(0,0)SPM=(0,0)NF=(0,0)NFM=(0.010002,0)ZNFM=(0.010002,0)PZ=(0,0)
        !           253: NP=(0,0)MP=(0,0)RA=(0,0)MC=(0,0)GC=(0,0)T=40,B=0 M=8 F=6 D=12 ZR=5 NZR=6
        !           254: Max_mag=6
        !           255: [94]
        !           256: @end example
        !           257:
        !           258: @noindent
        !           259: $B:G=i$KI=<($5$l$k(B @code{mod}, @code{eval} $B$O(B, trace-lifting $B$GMQ$$$i$l$kK!(B
        !           260: $B$G$"$k(B. @code{mod} $B$OAG?t(B, @code{eval} $B$OM-M}<078?t$N>l9g$KMQ$$$i$l$k(B
        !           261: $B?t$N%j%9%H$G$"$k(B.
        !           262:
        !           263: @noindent
        !           264: $B7W;;ESCf$GB?9`<0$,@8@.$5$l$kKh$K<!$N7A$N%G!<%?$,I=<($5$l$k(B.
        !           265:
        !           266: @example
        !           267: (TNF)(TCONT)HT(INDEX),nb=NB,nab=NAB,rp=RP,sugar=S,mag=M
        !           268: @end example
        !           269:
        !           270: @noindent
        !           271: $B$=$l$i$N0UL#$O<!$NDL$j(B.
        !           272:
        !           273: @table @code
        !           274: @item TNF
        !           275: normal form $B7W;;;~4V(B ($BIC(B)
        !           276:
        !           277: @item TCONT
        !           278: content $B7W;;;~4V(B ($BIC(B)
        !           279:
        !           280: @item HT
        !           281: $B@8@.$5$l$?B?9`<0$NF,9`(B
        !           282:
        !           283: @item INDEX
        !           284: S-$BB?9`<0$r9=@.$9$kB?9`<0$N%$%s%G%C%/%9$N%Z%"(B
        !           285:
        !           286: @item NB
        !           287: $B8=:_$N(B, $B>iD9@-$r=|$$$?4pDl$N?t(B
        !           288:
        !           289: @item NAB
        !           290: $B8=:_$^$G$K@8@.$5$l$?4pDl$N?t(B
        !           291:
        !           292: @item RP
        !           293: $B;D$j$N%Z%"$N?t(B
        !           294:
        !           295: @item S
        !           296: $B@8@.$5$l$?B?9`<0$N(B sugar $B$NCM(B
        !           297:
        !           298: @item M
        !           299: $B@8@.$5$l$?B?9`<0$N78?t$N%S%C%HD9$NOB(B (@code{ShowMag} $B$,(B on $B$N;~$KI=<($5$l$k(B. )
        !           300: @end table
        !           301:
        !           302: @noindent
        !           303: $B:G8e$K(B, $B=87W%G!<%?$,I=<($5$l$k(B. $B0UL#$O<!$NDL$j(B.
        !           304: ($B;~4V$NI=<($K$*$$$F(B, $B?t;z$,(B 2 $B$D$"$k$b$N$O(B, $B7W;;;~4V$H(B GC $B;~4V$N%Z%"$G$"$k(B.)
        !           305:
        !           306:
        !           307: @table @code
        !           308: @item UP
        !           309: $B%Z%"$N%j%9%H$NA`:n$K$+$+$C$?;~4V(B
        !           310:
        !           311: @item SP
        !           312: $BM-M}?t>e$N(B S-$BB?9`<07W;;;~4V(B
        !           313:
        !           314: @item SPM
        !           315: $BM-8BBN>e$N(B S-$BB?9`<07W;;;~4V(B
        !           316:
        !           317: @item NF
        !           318: $BM-M}?t>e$N(B normal form $B7W;;;~4V(B
        !           319:
        !           320: @item NFM
        !           321: $BM-8BBN>e$N(B normal form $B7W;;;~4V(B
        !           322:
        !           323: @item ZNFM
        !           324: @code{NFM} $B$NFb(B, 0 $B$X$N(B reduction $B$K$+$+$C$?;~4V(B
        !           325:
        !           326: @item PZ
        !           327: content $B7W;;;~4V(B
        !           328:
        !           329: @item NP
        !           330: $BM-M}?t78?tB?9`<0$N78?t$KBP$9$k>jM>1i;;$N7W;;;~4V(B
        !           331:
        !           332: @item MP
        !           333: S-$BB?9`<0$r@8@.$9$k%Z%"$NA*Br$K$+$+$C$?;~4V(B
        !           334:
        !           335: @item RA
        !           336: interreduce $B7W;;;~4V(B
        !           337:
        !           338: @item MC
        !           339: trace-lifting $B$K$*$1$k(B, $BF~NOB?9`<0$N%a%s%P%7%C%W7W;;;~4V(B
        !           340:
        !           341: @item GC
        !           342: $B7k2L$N%0%l%V%J4pDl8uJd$N%0%l%V%J4pDl%A%'%C%/;~4V(B
        !           343:
        !           344: @item T
        !           345: $B@8@.$5$l$?%Z%"$N?t(B
        !           346:
        !           347: @item B, M, F, D
        !           348: $B3F(B criterion $B$K$h$j=|$+$l$?%Z%"$N?t(B
        !           349:
        !           350: @item ZR
        !           351: 0 $B$K(B reduce $B$5$l$?%Z%"$N?t(B
        !           352:
        !           353: @item NZR
        !           354: 0 $B$G$J$$B?9`<0$K(B reduce $B$5$l$?%Z%"$N?t(B
        !           355:
        !           356: @item Max_mag
        !           357: $B@8@.$5$l$?B?9`<0$N(B, $B78?t$N%S%C%HD9$NOB$N:GBgCM(B
        !           358:
        !           359: @end table
        !           360:
        !           361: @node $B9`=g=x$N@_Dj(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !           362: @section $B9`=g=x$N@_Dj(B
        !           363:
        !           364: @noindent
        !           365: $B9`$OFbIt$G$O(B, $B3FJQ?t$K4X$9$k;X?t$r@.J,$H$9$k@0?t%Y%/%H%k$H$7$FI=8=$5$l(B
        !           366: $B$k(B. $BB?9`<0$rJ,;6I=8=B?9`<0$KJQ49$9$k:](B, $B3FJQ?t$,$I$N@.J,$KBP1~$9$k$+$r(B
        !           367: $B;XDj$9$k$N$,(B, $BJQ?t%j%9%H$G$"$k(B. $B$5$i$K(B, $B$=$l$i@0?t%Y%/%H%k$NA4=g=x$r(B
        !           368: $B;XDj$9$k$N$,9`=g=x$N7?$G$"$k(B. $B9`=g=x7?$O(B, $B?t(B, $B?t$N%j%9%H$"$k$$$O(B
        !           369: $B9TNs$GI=8=$5$l$k(B.
        !           370:
        !           371: @noindent
        !           372: $B4pK\E*$J9`=g=x7?$H$7$F<!$N(B 3 $B$D$,$"$k(B.
        !           373:
        !           374: @table @code
        !           375: @item 0 (DegRevLex; @b{$BA4<!?t5U<-=q<0=g=x(B})
        !           376:
        !           377: $B0lHL$K(B, $B$3$N=g=x$K$h$k%0%l%V%J4pDl7W;;$,:G$b9bB.$G$"$k(B. $B$?$@$7(B,
        !           378: $BJ}Dx<0$r2r$/$H$$$&L\E*$KMQ$$$k$3$H$O(B, $B0lHL$K$O$G$-$J$$(B. $B$3$N(B
        !           379: $B=g=x$K$h$k%0%l%V%J4pDl$O(B, $B2r$N8D?t$N7W;;(B, $B%$%G%"%k$N%a%s%P%7%C%W$d(B,
        !           380: $BB>$NJQ?t=g=x$X$N4pDlJQ49$N$?$a$N%=!<%9$H$7$FMQ$$$i$l$k(B.
        !           381:
        !           382: @item 1 (DegLex; @b{$BA4<!?t<-=q<0=g=x(B})
        !           383:
        !           384: $B$3$N=g=x$b(B, $B<-=q<0=g=x$KHf$Y$F9bB.$K%0%l%V%J4pDl$r5a$a$k$3$H$,$G$-$k$,(B,
        !           385: @code{DegRevLex} $B$HF1MMD>@\$=$N7k2L$rMQ$$$k$3$H$O:$Fq$G$"$k(B. $B$7$+$7(B,
        !           386: $B<-=q<0=g=x$N%0%l%V%J4pDl$r5a$a$k:]$K(B, $B@F<!2=8e$K$3$N=g=x$G%0%l%V%J4pDl(B
        !           387: $B$r5a$a$F$$$k(B.
        !           388:
        !           389: @item 2 (Lex; @b{$B<-=q<0=g=x(B})
        !           390:
        !           391: $B$3$N=g=x$K$h$k%0%l%V%J4pDl$O(B, $BJ}Dx<0$r2r$/>l9g$K:GE,$N7A$N4pDl$rM?$($k$,(B
        !           392: $B7W;;;~4V$,$+$+$j2a$.$k$N$,FqE@$G$"$k(B. $BFC$K(B, $B2r$,M-8B8D$N>l9g(B, $B7k2L$N(B
        !           393: $B78?t$,6K$a$FD9Bg$JB?G\D9?t$K$J$k>l9g$,B?$$(B. $B$3$N>l9g(B, @code{gr()},
        !           394: @code{hgr()} $B$K$h$k7W;;$,6K$a$FM-8z$K$J$k>l9g$,B?$$(B.
        !           395: @end table
        !           396:
        !           397: @noindent
        !           398: $B$3$l$i$rAH$_9g$o$;$F%j%9%H$G;XDj$9$k$3$H$K$h$j(B, $BMM!9$J>C5n=g=x$,;XDj$G$-$k(B.
        !           399: $B$3$l$O(B,
        !           400:
        !           401: @code{[[O1,L1],[O2,L2],...]}
        !           402:
        !           403: @noindent
        !           404: $B$G;XDj$5$l$k(B. @code{Oi} $B$O(B 0, 1, 2 $B$N$$$:$l$+$G(B, @code{Li} $B$OJQ?t$N8D(B
        !           405: $B?t$rI=$9(B. $B$3$N;XDj$O(B, $BJQ?t$r@hF,$+$i(B @code{L1}, @code{L2} , ...$B8D(B
        !           406: $B$:$D$NAH$KJ,$1(B, $B$=$l$>$l$NJQ?t$K4X$7(B, $B=g$K(B @code{O1}, @code{O2},
        !           407: ...$B$N9`=g=x7?$GBg>.$,7hDj$9$k$^$GHf3S$9$k$3$H$r0UL#$9$k(B. $B$3$N7?$N(B
        !           408: $B=g=x$O0lHL$K>C5n=g=x$H8F$P$l$k(B.
        !           409:
        !           410: @noindent
        !           411: $B$5$i$K(B, $B9TNs$K$h$j9`=g=x$r;XDj$9$k$3$H$,$G$-$k(B. $B0lHL$K(B, @code{n} $B9T(B
        !           412: @code{m} $BNs$N<B?t9TNs(B @code{M} $B$,<!$N@-<A$r;}$D$H$9$k(B.
        !           413:
        !           414: @enumerate
        !           415: @item
        !           416: $BD9$5(B @code{m} $B$N@0?t%Y%/%H%k(B @code{v} $B$KBP$7(B @code{Mv=0} $B$H(B @code{v=0} $B$OF1CM(B.
        !           417:
        !           418: @item
        !           419: $BHsIi@.J,$r;}$DD9$5(B @code{m} $B$N(B 0 $B$G$J$$@0?t%Y%/%H%k(B @code{v} $B$KBP$7(B,
        !           420: @code{Mv} $B$N(B 0 $B$G$J$$:G=i$N@.J,$OHsIi(B.
        !           421: @end enumerate
        !           422:
        !           423: @noindent
        !           424: $B$3$N;~(B, 2 $B$D$N%Y%/%H%k(B @code{t}, @code{s} $B$KBP$7(B,
        !           425: @code{t>s} $B$r(B, @code{M(t-s)} $B$N(B 0 $B$G$J$$:G=i$N@.J,$,HsIi(B,
        !           426: $B$GDj5A$9$k$3$H$K$h$j9`=g=x$,Dj5A$G$-$k(B.
        !           427:
        !           428: @noindent
        !           429: $B9`=g=x7?$O(B, @code{gr()} $B$J$I$N0z?t$H$7$F;XDj$5$l$kB>(B, $BAH$_9~$_H!?t(B
        !           430: @code{dp_ord()} $B$G;XDj$5$l(B, $B$5$^$6$^$JH!?t$N<B9T$N:]$K;2>H$5$l$k(B.
        !           431:
        !           432: @noindent
        !           433: $B$3$l$i$N=g=x$N6qBNE*$JDj5A$*$h$S%0%l%V%J4pDl$K4X$9$k99$K>\$7$$2r@b$O(B
        !           434: @code{[Becker,Weispfenning]} $B$J$I$r;2>H$N$3$H(B.
        !           435:
        !           436: @noindent
        !           437: $B9`=g=x7?$N@_Dj$NB>$K(B, $BJQ?t$N=g=x<+BN$b7W;;;~4V$KBg$-$J1F6A$rM?$($k(B.
        !           438:
        !           439: @example
        !           440: [90] B=[x^10-t,x^8-z,x^31-x^6-x-y]$
        !           441: [91] gr(B,[x,y,z,t],2);
        !           442: [x^2-2*y^7+(-41*t^2-13*t-1)*y^2+(2*t^17-12*t^14+42*t^12+30*t^11-168*t^9
        !           443: -40*t^8+70*t^7+252*t^6+30*t^5-140*t^4-168*t^3+2*t^2-12*t+16)*z^2*y
        !           444: +(-12*t^16+72*t^13-28*t^11-180*t^10+112*t^8+240*t^7+28*t^6-127*t^5
        !           445: -167*t^4-55*t^3+30*t^2+58*t-15)*z^4,
        !           446: (y+t^2*z^2)*x+y^7+(20*t^2+6*t+1)*y^2+(-t^17+6*t^14-21*t^12-15*t^11+84*t^9
        !           447: +20*t^8-35*t^7-126*t^6-15*t^5+70*t^4+84*t^3-t^2+5*t-9)*z^2*y+(6*t^16-36*t^13
        !           448: +14*t^11+90*t^10-56*t^8-120*t^7-14*t^6+64*t^5+84*t^4+27*t^3-16*t^2-30*t+7)*z^4,
        !           449: (t^3-1)*x-y^6+(-6*t^13+24*t^10-20*t^8-36*t^7+40*t^5+24*t^4-6*t^3-20*t^2-6*t-1)*y
        !           450: +(t^17-6*t^14+9*t^12+15*t^11-36*t^9-20*t^8-5*t^7+54*t^6+15*t^5+10*t^4-36*t^3
        !           451: -11*t^2-5*t+9)*z^2,
        !           452: -y^8-8*t*y^3+16*z^2*y^2+(-8*t^16+48*t^13-56*t^11-120*t^10+224*t^8+160*t^7
        !           453: -56*t^6-336*t^5-112*t^4+112*t^3+224*t^2+24*t-56)*z^4*y+(t^24-8*t^21+20*t^19
        !           454: +28*t^18-120*t^16-56*t^15+14*t^14+300*t^13+70*t^12-56*t^11-400*t^10-84*t^9
        !           455: +84*t^8+268*t^7+84*t^6-56*t^5-63*t^4-36*t^3+46*t^2-12*t+1)*z,
        !           456: 2*t*y^5+z*y^2+(-2*t^11+8*t^8-20*t^6-12*t^5+40*t^3+8*t^2-10*t-20)*z^3*y+8*t^14
        !           457: -32*t^11+48*t^8-t^7-32*t^5-6*t^4+9*t^2-t,
        !           458: -z*y^3+(t^7-2*t^4+3*t^2+t)*y+(-2*t^6+4*t^3+2*t-2)*z^2,
        !           459: 2*t^2*y^3+z^2*y^2+(-2*t^5+4*t^2-6)*z^4*y+(4*t^8-t^7-8*t^5+2*t^4-4*t^3+5*t^2-t)*z,
        !           460: z^3*y^2+2*t^3*y+(-t^7+2*t^4+t^2-t)*z^2,
        !           461: -t*z*y^2-2*z^3*y+t^8-2*t^5-t^3+t^2,
        !           462: -t^3*y^2-2*t^2*z^2*y+(t^6-2*t^3-t+1)*z^4,
        !           463: z^5-t^4]
        !           464: [93] gr(B,[t,z,y,x],2);
        !           465: [x^10-t,x^8-z,x^31-x^6-x-y]
        !           466: @end example
        !           467:
        !           468: @noindent
        !           469: $BJQ?t=g=x(B @code{[x,y,z,t]} $B$K$*$1$k%0%l%V%J4pDl$O(B, $B4pDl$N?t$bB?$/(B, $B$=$l$>$l$N(B
        !           470: $B<0$bBg$-$$(B. $B$7$+$7(B, $B=g=x(B @code{[t,z,y,x]} $B$K$b$H$G$O(B, @code{B} $B$,$9$G$K(B
        !           471: $B%0%l%V%J4pDl$H$J$C$F$$$k(B. $BBg;(GD$K$$$($P(B, $B<-=q<0=g=x$G%0%l%V%J4pDl$r5a$a$k(B
        !           472: $B$3$H$O(B, $B:8B&$N(B ($B=g=x$N9b$$(B) $BJQ?t$r(B, $B1&B&$N(B ($B=g=x$NDc$$(B) $BJQ?t$G=q$-I=$9(B
        !           473: $B$3$H$G$"$j(B, $B$3$NNc$N>l9g$O(B, @code{t},  @code{z}, @code{y} $B$,4{$K(B
        !           474: @code{x} $B$GI=$5$l$F$$$k$3$H$+$i$3$N$h$&$J6KC<$J7k2L$H$J$C$?$o$1$G$"$k(B.
        !           475: $B<B:]$K8=$l$k7W;;$K$*$$$F$O(B, $B$3$N$h$&$KA*$V$Y$-JQ?t=g=x$,L@$i$+$G$"$k(B
        !           476: $B$3$H$O>/$J$/(B, $B;n9T:x8m$,I,MW$J>l9g$b$"$k(B.
        !           477:
        !           478: @node $BM-M}<0$r78?t$H$9$k%0%l%V%J4pDl7W;;(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !           479: @section $BM-M}<0$r78?t$H$9$k%0%l%V%J4pDl7W;;(B
        !           480:
        !           481: @noindent
        !           482: @code{gr()} $B$J$I$N%H%C%W%l%Y%kH!?t$O(B, $B$$$:$l$b(B, $BF~NOB?9`<0%j%9%H$K(B
        !           483: $B8=$l$kJQ?t(B ($BITDj85(B) $B$H(B, $BJQ?t%j%9%H$K8=$l$kJQ?t$rHf3S$7$F(B, $BJQ?t%j%9%H$K(B
        !           484: $B$J$$JQ?t$,F~NOB?9`<0$K8=$l$F$$$k>l9g$K$O(B, $B<+F0E*$K(B, $B$=$NJQ?t$r(B, $B78?t(B
        !           485: $BBN$N85$H$7$F07$&(B.
        !           486:
        !           487: @example
        !           488: [64] gr([a*x+b*y-c,d*x+e*y-f],[x,y],2);
        !           489: [(-e*a+d*b)*x-f*b+e*c,(-e*a+d*b)*y+f*a-d*c]
        !           490: @end example
        !           491:
        !           492: @noindent
        !           493: $B$3$NNc$G$O(B, @code{a}, @code{b}, @code{c}, @code{d} $B$,78?tBN$N85$H$7$F(B
        !           494: $B07$o$l$k(B. $B$9$J$o$A(B, $BM-M}H!?tBN(B
        !           495: @b{F} = @b{Q}(@code{a},@code{b},@code{c},@code{d}) $B>e$N(B 2 $BJQ?tB?9`<04D(B
        !           496: @b{F}[@code{x},@code{y}] $B$K$*$1$k%0%l%V%J4pDl$r5a$a$k$3$H$K$J$k(B.
        !           497: $BCm0U$9$Y$-$3$H$O(B,
        !           498: $B78?t$,BN$H$7$F07$o$l$F$$$k$3$H$G$"$k(B. $B$9$J$o$A(B, $B78?t$N4V$KB?9`<0(B
        !           499: $B$H$7$F$N6&DL0x;R$,$"$C$?>l9g$K$O(B, $B7k2L$+$i$=$N0x;R$O=|$+$l$F$$$k(B
        !           500: $B$?$a(B, $BM-M}?tBN>e$NB?9`<04D>e$NLdBj$H$7$F9M$($?>l9g$N7k2L$H$O0lHL(B
        !           501: $B$K$O0[$J$k(B. $B$^$?(B, $B<g$H$7$F7W;;8zN(>e$NLdBj$N$?$a(B, $BJ,;6I=8=B?9`<0(B
        !           502: $B$N78?t$H$7$F<B:]$K5v$5$l$k$N$OB?9`<0$^$G$G$"$k(B. $B$9$J$o$A(B, $BJ,Jl$r(B
        !           503: $B;}$DM-M}<0$OJ,;6I=8=B?9`<0$N78?t$H$7$F$O5v$5$l$J$$(B.
        !           504:
        !           505: @node $B4pDlJQ49(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !           506: @section $B4pDlJQ49(B
        !           507:
        !           508: @noindent
        !           509: $B<-=q<0=g=x$N%0%l%V%J4pDl$r5a$a$k>l9g(B, $BD>@\(B @code{gr()} $B$J$I$r5/F0$9$k(B
        !           510: $B$h$j(B, $B0lC6B>$N=g=x(B ($BNc$($PA4<!?t5U<-=q<0=g=x(B) $B$N%0%l%V%J4pDl$r7W;;$7$F(B,
        !           511: $B$=$l$rF~NO$H$7$F<-=q<0=g=x$N%0%l%V%J4pDl$r7W;;$9$kJ}$,8zN($,$h$$>l9g(B
        !           512: $B$,$"$k(B. $B$^$?(B, $BF~NO$,2?$i$+$N=g=x$G$N%0%l%V%J4pDl$K$J$C$F$$$k>l9g(B, $B4pDl(B
        !           513: $BJQ49$H8F$P$l$kJ}K!$K$h$j(B, Buchberger $B%"%k%4%j%:%`$K$h$i$:$K8zN(NI$/(B
        !           514: $B<-=q<0=g=x$N%0%l%V%J4pDl$,7W;;$G$-$k>l9g$,$"$k(B. $B$3$N$h$&$JL\E*$N$?$a$N(B
        !           515: $BH!?t$,(B, $B%f!<%6Dj5AH!?t$H$7$F(B @samp{gr} $B$K$$$/$D$+Dj5A$5$l$F$$$k(B.
        !           516: $B0J2<$N(B 2 $B$D$NH!?t$O(B, $BJQ?t=g=x(B @var{vlist1}, $B9`=g=x7?(B @var{order} $B$G(B
        !           517: $B4{$K%0%l%V%J4pDl$H$J$C$F$$$kB?9`<0%j%9%H(B @var{gbase} $B$r(B, $BJQ?t=g=x(B
        !           518: @var{vlist2} $B$K$*$1$k<-=q<0=g=x$N%0%l%V%J4pDl$KJQ49$9$kH!?t$G$"$k(B.
        !           519:
        !           520: @table @code
        !           521: @item tolex(@var{gbase},@var{vlist1},@var{order},@var{vlist2})
        !           522:
        !           523: $B$3$NH!?t$O(B, @var{gbase} $B$,M-M}?tBN>e$N%7%9%F%`$N>l9g$K$N$_;HMQ2DG=$G$"$k(B.
        !           524: $B$3$NH!?t$O(B, $B<-=q<0=g=x$N%0%l%V%J4pDl$r(B, $BM-8BBN>e$G7W;;$5$l$?%0%l%V%J4pDl(B
        !           525: $B$r?w7?$H$7$F(B, $BL$Dj78?tK!$*$h$S(B Hensel $B9=@.$K$h$j5a$a$k$b$N$G$"$k(B.
        !           526:
        !           527: @item tolex_tl(@var{gbase},@var{vlist1},@var{order},@var{vlist2},@var{homo})
        !           528:
        !           529: $B$3$NH!?t$O(B, $B<-=q<0=g=x$N%0%l%V%J4pDl$r(B Buchberger $B%"%k%4%j%:%`$K$h$j5a(B
        !           530: $B$a$k$b$N$G$"$k$,(B, $BF~NO$,$"$k=g=x$K$*$1$k%0%l%V%J4pDl$G$"$k>l9g$N(B
        !           531: trace-lifting$B$K$*$1$k%0%l%V%J4pDl8uJd$NF,9`(B, $BF,78?t$N@-<A$rMxMQ$7$F(B,
        !           532: $B:G=*E*$J%0%l%V%J4pDl%A%'%C%/(B, $B%$%G%"%k%a%s%P%7%C%W%A%'%C%/$r>JN,$7$F$$(B
        !           533: $B$k$?$a(B, $BC1$K(BBuchberger $B%"%k%4%j%:%`$r7+$jJV$9$h$j8zN($h$/7W;;$G$-$k(B.
        !           534: $B99$K(B, $BF~NO$,(B 0 $B<!85%7%9%F%`$N>l9g(B, $B<+F0E*$K$b$&(B 1 $B$D$NCf4VE*$J9`=g=x$r(B
        !           535: $B7PM3$7$F<-=q<0=g=x$N%0%l%V%J4pDl$r7W;;$9$k(B. $BB?$/$N>l9g(B, $B$3$NJ}K!$O(B,
        !           536: $BD>@\<-=q<0=g=x$N7W;;$r9T$&$h$j8zN($,$h$$(B. ($B$b$A$m$sNc30$"$j(B. )
        !           537: $B0z?t(B @var{homo} $B$,(B 0 $B$G$J$$;~(B, @code{hgr()} $B$HF1MM$K@F<!2=$r7PM3$7$F(B
        !           538: $B7W;;$r9T$&(B.
        !           539:
        !           540: @end table
        !           541:
        !           542: @noindent
        !           543: $B$=$NB>(B, 0 $B<!85%7%9%F%`$KBP$7(B, $BM?$($i$l$?B?9`<0$N:G>.B?9`<0$r5a$a$k(B
        !           544: $BH!?t(B, 0 $B<!85%7%9%F%`$N2r$r(B, $B$h$j%3%s%Q%/%H$KI=8=$9$k$?$a$NH!?t$J$I$,(B
        !           545: @samp{gr} $B$GDj5A$5$l$F$$$k(B. $B$3$l$i$K$D$$$F$O8D!9$NH!?t$N@bL@$r;2>H$N$3$H(B.
        !           546:
        !           547: @node $B%0%l%V%J4pDl$K4X$9$kH!?t(B,,, $B%0%l%V%J4pDl$N7W;;(B
        !           548: @section $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !           549:
        !           550: @menu
        !           551: * gr hgr gr_mod::
        !           552: * lex_hensel lex_tl tolex tolex_d tolex_tl::
        !           553: * lex_hensel_gsl tolex_gsl tolex_gsl_d::
        !           554: * gr_minipoly minipoly::
        !           555: * tolexm minipolym::
        !           556: * dp_gr_main dp_gr_mod_main::
        !           557: * dp_f4_main dp_f4_mod_main::
        !           558: * dp_gr_flags dp_gr_print::
        !           559: * dp_ord::
        !           560: * dp_ptod::
        !           561: * dp_dtop::
        !           562: * dp_mod dp_rat::
        !           563: * dp_homo dp_dehomo::
        !           564: * dp_ptozp dp_prim::
        !           565: * dp_nf dp_nf_mod dp_true_nf dp_true_nf_mod::
        !           566: * dp_hm dp_ht dp_hc dp_rest::
        !           567: * dp_td dp_sugar::
        !           568: * dp_lcm::
        !           569: * dp_redble::
        !           570: * dp_subd::
        !           571: * dp_mbase::
        !           572: * dp_mag::
        !           573: * dp_red dp_red_mod::
        !           574: * dp_sp dp_sp_mod::
        !           575: * p_nf p_nf_mod p_true_nf p_true_nf_mod ::
        !           576: * p_terms::
        !           577: * gb_comp::
        !           578: * katsura hkatsura cyclic hcyclic::
        !           579: * dp_vtoe dp_etov::
        !           580: * lex_hensel_gsl tolex_gsl tolex_gsl_d::
        !           581: @end menu
        !           582:
        !           583: @node gr hgr gr_mod,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !           584: @subsection @code{gr}, @code{hgr}, @code{gr_mod}, @code{dgr}
        !           585: @findex gr
        !           586: @findex hgr
        !           587: @findex gr_mod
        !           588: @findex dgr
        !           589:
        !           590: @table @t
        !           591: @item gr(@var{plist},@var{vlist},@var{order})
        !           592: @itemx hgr(@var{plist},@var{vlist},@var{order})
        !           593: @itemx gr_mod(@var{plist},@var{vlist},@var{order},@var{p})
        !           594: @itemx dgr(@var{plist},@var{vlist},@var{order},@var{procs})
        !           595: :: $B%0%l%V%J4pDl$N7W;;(B
        !           596: @end table
        !           597:
        !           598: @table @var
        !           599: @item return
        !           600: $B%j%9%H(B
        !           601: @item plist, vlist, procs
        !           602: $B%j%9%H(B
        !           603: @item order
        !           604: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !           605: @item p
        !           606: 2^27 $BL$K~$NAG?t(B
        !           607: @end table
        !           608:
        !           609: @itemize @bullet
        !           610: @item
        !           611: $BI8=`%i%$%V%i%j$N(B @samp{gr} $B$GDj5A$5$l$F$$$k(B.
        !           612: @item
        !           613: $B$$$:$l$b(B, $BB?9`<0%j%9%H(B @var{plist} $B$N(B, $BJQ?t=g=x(B @var{vlist}, $B9`=g=x7?(B
        !           614: @var{order} $B$K4X$9$k%0%l%V%J4pDl$r5a$a$k(B. @code{gr()}, @code{hgr()}
        !           615: $B$O(B $BM-M}?t78?t(B, @code{gr_mod()} $B$O(B GF(@var{p}) $B78?t$H$7$F7W;;$9$k(B.
        !           616: @item
        !           617: @var{vlist} $B$OITDj85$N%j%9%H(B. @var{vlist} $B$K8=$l$J$$ITDj85$O(B,
        !           618: $B78?tBN$KB0$9$k$H8+$J$5$l$k(B.
        !           619: @item
        !           620: @code{gr()}, trace-lifting ($B%b%8%e%i1i;;$rMQ$$$?9bB.2=(B) $B$*$h$S(B sugar
        !           621: strategy $B$K$h$k7W;;(B, @code{hgr()} $B$O(B trace-lifting $B$*$h$S(B
        !           622: $B@F<!2=$K$h$k(B $B6:@5$5$l$?(B sugar strategy $B$K$h$k7W;;$r9T$&(B.
        !           623: @item
        !           624: @code{dgr()} $B$O(B, @code{gr()}, @code{dgr()} $B$r(B
        !           625: $B;R%W%m%;%9%j%9%H(B @var{procs} $B$N(B 2 $B$D$N%W%m%;%9$K$h$jF1;~$K7W;;$5$;(B,
        !           626: $B@h$K7k2L$rJV$7$?J}$N7k2L$rJV$9(B. $B7k2L$OF10l$G$"$k$,(B, $B$I$A$i$NJ}K!$,(B
        !           627: $B9bB.$+0lHL$K$OITL@$N$?$a(B, $B<B:]$N7P2a;~4V$rC;=L$9$k$N$KM-8z$G$"$k(B.
        !           628: @item
        !           629: @code{dgr()} $B$GI=<($5$l$k;~4V$O(B, $B$3$NH!?t$,<B9T$5$l$F$$$k%W%m%;%9$G$N(B
        !           630: CPU $B;~4V$G$"$j(B, $B$3$NH!?t$N>l9g$O$[$H$s$IDL?.$N$?$a$N;~4V$G$"$k(B.
        !           631: @end itemize
        !           632:
        !           633: @example
        !           634: [0] load("gr")$
        !           635: [64] load("cyclic")$
        !           636: [74] G=gr(cyclic(5),[c0,c1,c2,c3,c4],2);
        !           637: [c4^15+122*c4^10-122*c4^5-1,...]
        !           638: [75] GM=gr_mod(cyclic(5),[c0,c1,c2,c3,c4],2,31991)$
        !           639: 24628*c4^15+29453*c4^10+2538*c4^5+7363
        !           640: [76] (G[0]*24628-GM[0])%31991;
        !           641: 0
        !           642: @end example
        !           643:
        !           644: @table @t
        !           645: @item $B;2>H(B
        !           646: @comment @fref{dp_gr_main dp_gr_mod_main},
        !           647: @fref{dp_gr_main dp_gr_mod_main},
        !           648: @fref{dp_ord}.
        !           649: @end table
        !           650:
        !           651: @node lex_hensel lex_tl tolex tolex_d tolex_tl,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !           652: @subsection @code{lex_hensel}, @code{lex_tl}, @code{tolex}, @code{tolex_d}, @code{tolex_tl}
        !           653: @findex lex_hensel
        !           654: @findex lex_tl
        !           655: @findex tolex
        !           656: @findex tolex_d
        !           657: @findex tolex_tl
        !           658:
        !           659: @table @t
        !           660: @item lex_hensel(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{homo})
        !           661: @itemx lex_tl(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{homo})
        !           662: :: $B4pDlJQ49$K$h$k<-=q<0=g=x%0%l%V%J4pDl$N7W;;(B
        !           663: @item tolex(@var{plist},@var{vlist1},@var{order},@var{vlist2})
        !           664: @itemx tolex_d(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{procs})
        !           665: @itemx tolex_tl(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{homo})
        !           666: :: $B%0%l%V%J4pDl$rF~NO$H$9$k(B, $B4pDlJQ49$K$h$k<-=q<0=g=x%0%l%V%J4pDl$N7W;;(B
        !           667: @end table
        !           668:
        !           669: @table @var
        !           670: @item return
        !           671: $B%j%9%H(B
        !           672: @item plist, vlist1, vlist2, procs
        !           673: $B%j%9%H(B
        !           674: @item order
        !           675: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !           676: @item homo
        !           677: $B%U%i%0(B
        !           678: @end table
        !           679:
        !           680: @itemize @bullet
        !           681: @item
        !           682: $BI8=`%i%$%V%i%j$N(B @samp{gr} $B$GDj5A$5$l$F$$$k(B.
        !           683: @item
        !           684: @code{lex_hensel()}, @code{lex_tl()} $B$O(B,
        !           685: $BB?9`<0%j%9%H(B @var{plist} $B$N(B, $BJQ?t=g=x(B @var{vlist1}, $B9`=g=x7?(B
        !           686: @var{order} $B$K4X$9$k%0%l%V%J4pDl$r5a$a(B, $B$=$l$r(B, $BJQ?t=g=x(B @var{vlist2}
        !           687: $B$N<-=q<0=g=x%0%l%V%J4pDl$KJQ49$9$k(B.
        !           688: @item
        !           689: @code{tolex()}, @code{tolex_tl()} $B$O(B,
        !           690: $BJQ?t=g=x(B @var{vlist1}, $B9`=g=x7?(B @var{order} $B$K4X$9$k%0%l%V%J4pDl$G$"$k(B
        !           691: $BB?9`<0%j%9%H(B @var{plist} $B$rJQ?t=g=x(B @var{vlist2} $B$N<-=q<0=g=x%0%l%V%J(B
        !           692: $B4pDl$KJQ49$9$k(B.
        !           693: @code{tolex_d()} $B$O(B, @code{tolex()} $B$K$*$1$k(B, $B3F4pDl$N7W;;$r(B, $B;R%W%m%;%9(B
        !           694: $B%j%9%H(B @var{procs} $B$N3F%W%m%;%9$KJ,;67W;;$5$;$k(B.
        !           695: @item
        !           696: @code{lex_hensel()}, @code{lex_tl()} $B$K$*$$$F$O(B, $B<-=q<0=g=x%0%l%V%J4pDl$N(B
        !           697: $B7W;;$O<!$N$h$&$K9T$o$l$k(B. (@code{[Noro,Yokoyama]} $B;2>H(B.)
        !           698:
        !           699: @enumerate
        !           700: @item
        !           701: @var{vlist1}, @var{order} $B$K4X$9$k%0%l%V%J4pDl(B @var{G0} $B$r7W;;$9$k(B.
        !           702: (@code{lex_hensel()} $B$N$_(B. )
        !           703: @item
        !           704: @var{G0} $B$N3F85$N(B @var{vlist2} $B$K4X$9$k<-=q<0=g=x$K$*$1$kF,78?t$r3d$i$J$$(B
        !           705: $B$h$&$JAG?t(B @var{p} $B$rA*$S(B, GF(@var{p}) $B>e$G$N<-=q<0=g=x%0%l%V%J4pDl(B
        !           706: @var{Gp} $B$r7W;;$9$k(B.
        !           707: @item
        !           708: @var{Gp} $B$K8=$l$k$9$Y$F$N9`$N(B, @var{G0} $B$K4X$9$k@55,7A(B @var{NF} $B$r7W;;$9$k(B.
        !           709: @item
        !           710: @var{Gp} $B$N3F85(B @var{f} $B$K$D$-(B, @var{f} $B$N78?t$rL$Dj78?t$G(B,
        !           711: @var{f} $B$N3F9`$rBP1~$9$k(B @var{NF} $B$N85$GCV$-49$((B, $B3F9`$N78?t$r(B 0 $B$HCV$$$?(B,
        !           712: $BL$Dj78?t$K4X$9$k@~7AJ}Dx<07O(B @var{Lf} $B$r:n$k(B.
        !           713: @item
        !           714: @var{Lf} $B$,(B, $BK!(B @var{p} $B$G0l0U2r$r;}$D$3$H$rMQ$$$F(B @var{Lf} $B$N2r$r(B
        !           715: $BK!(B @var{p}$B$N2r$+$i(B Hensel $B9=@.$K$h$j5a$a$k(B.
        !           716: @item
        !           717: $B$9$Y$F$N(B @var{Gp} $B$N85$K$D$-@~7AJ}Dx<0$,2r$1$?$i$=$N2rA4BN$,5a$a$k(B
        !           718: $B<-=q<0=g=x$G$N%0%l%V%J4pDl(B. $B$b$7$I$l$+$N@~7AJ}Dx<0$N5a2r$K<:GT$7$?$i(B,
        !           719: @var{p} $B$r$H$jD>$7$F$d$jD>$9(B.
        !           720: @end enumerate
        !           721:
        !           722: @item
        !           723: @code{lex_tl()}, @code{tolex_tl()} $B$K$*$$$F$O(B, $B<-=q<0=g=x%0%l%V%J4pDl$N(B
        !           724: $B7W;;$O<!$N$h$&$K9T$o$l$k(B.
        !           725:
        !           726: @enumerate
        !           727: @item
        !           728: @var{vlist1}, @var{order} $B$K4X$9$k%0%l%V%J4pDl(B @var{G0} $B$r7W;;$9$k(B.
        !           729: (@code{lex_hensel()} $B$N$_(B. )
        !           730: @item
        !           731: @var{G0} $B$,(B 0 $B<!85%7%9%F%`$G$J$$$H$-(B, @var{G0} $B$rF~NO$H$7$F(B,
        !           732: @var{G0} $B$N3F85$N(B @var{vlist2} $B$K4X$9$k<-=q<0=g=x$K$*$1$kF,78?t$r3d$i$J$$(B
        !           733: $B$h$&$JAG?t(B @var{p} $B$rA*$S(B, @var{p} $B$rMQ$$$?(B trace-lifting $B$K$h$j<-=q<0(B
        !           734: $B=g=x$N%0%l%V%J4pDl8uJd$r5a$a(B, $B$b$75a$^$C$?$J$i%A%'%C%/$J$7$K$=$l$,5a$a$k(B
        !           735: $B%0%l%V%J4pDl$H$J$k(B. $B$b$7<:GT$7$?$i(B, @var{p} $B$r$H$jD>$7$F$d$jD>$9(B.
        !           736: @item
        !           737: @var{G0} $B$,(B 0 $B<!85%7%9%F%`$N$H$-(B, @var{G0} $B$rF~NO$H$7$F(B,
        !           738: $B$^$:(B, @var{vlist2} $B$N:G8e$NJQ?t0J30$r>C5n$9$k>C5n=g=x$K$h$j(B
        !           739: $B%0%l%V%J4pDl(B @var{G1} $B$r7W;;$7(B, $B$=$l$+$i<-=q<0=g=x$N%0%l%V%J4pDl$r(B
        !           740: $B7W;;$9$k(B. $B$=$N:](B, $B3F%9%F%C%W$G$O(B, $BF~NO$N3F85$N(B, $B5a$a$k=g=x$K$*$1$k(B
        !           741: $BF,78?t$r3d$i$J$$AG?t$rMQ$$$?(B trace-lifting $B$G%0%l%V%J4pDl8uJd$r5a$a(B,
        !           742: $B$b$75a$^$C$?$i%A%'%C%/$J$7$K$=$l$,$=$N=g=x$G$N%0%l%V%J4pDl$H$J$k(B.
        !           743: @end enumerate
        !           744:
        !           745: @item
        !           746: $BM-M}<078?t$N7W;;$O(B, @code{lex_tl()}, @code{tolex_tl()} $B$N$_<u$1IU$1$k(B.
        !           747: @item
        !           748: @code{homo} $B$,(B 0 $B$G$J$$>l9g(B, $BFbIt$G5/F0$5$l$k(B Buchberger $B%"%k%4%j%:%`$K(B
        !           749: $B$*$$$F(B, $B@F<!2=$,9T$o$l$k(B.
        !           750: @item
        !           751: @code{tolex_d()} $B$GI=<($5$l$k;~4V$O(B, $B$3$NH!?t$,<B9T$5$l$F$$$k%W%m%;%9$K(B
        !           752: $B$*$$$F9T$o$l$?7W;;$KBP1~$7$F$$$F(B, $B;R%W%m%;%9$K$*$1$k;~4V$O4^$^$l$J$$(B.
        !           753: @end itemize
        !           754:
        !           755: @example
        !           756: [78] K=katsura(5)$
        !           757: 30msec + gc : 20msec
        !           758: [79] V=[u5,u4,u3,u2,u1,u0]$
        !           759: 0msec
        !           760: [80] G0=hgr(K,V,2)$
        !           761: 91.558sec + gc : 15.583sec
        !           762: [81] G1=lex_hensel(K,V,0,V,0)$
        !           763: 49.049sec + gc : 9.961sec
        !           764: [82] G2=lex_tl(K,V,0,V,1)$
        !           765: 31.186sec + gc : 3.500sec
        !           766: [83] gb_comp(G0,G1);
        !           767: 1
        !           768: 10msec
        !           769: [84] gb_comp(G0,G2);
        !           770: 1
        !           771: @end example
        !           772:
        !           773: @table @t
        !           774: @item $B;2>H(B
        !           775: @fref{dp_gr_main dp_gr_mod_main},
        !           776: @fref{dp_ord}, @fref{$BJ,;67W;;(B}
        !           777: @end table
        !           778:
        !           779: @node lex_hensel_gsl tolex_gsl tolex_gsl_d,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !           780: @subsection @code{lex_hensel_gsl}, @code{tolex_gsl}, @code{tolex_gsl_d}
        !           781: @findex lex_hensel_gsl
        !           782: @findex tolex_gsl
        !           783: @findex tolex_gsl_d
        !           784:
        !           785: @table @t
        !           786: @item lex_hensel_gsl(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{homo})
        !           787: :: GSL $B7A<0$N%$%G%"%k4pDl$N7W;;(B
        !           788: @item tolex_gsl(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{homo})
        !           789: @itemx tolex_gsl_d(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{homo},@var{procs})
        !           790: :: $B%0%l%V%J4pDl$rF~NO$H$9$k(B, GSL $B7A<0$N%$%G%"%k4pDl$N7W;;(B
        !           791: @end table
        !           792:
        !           793: @table @var
        !           794: @item return
        !           795: $B%j%9%H(B
        !           796: @item plist, vlist1, vlist2, procs
        !           797: $B%j%9%H(B
        !           798: @item order
        !           799: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !           800: @item homo
        !           801: $B%U%i%0(B
        !           802: @end table
        !           803:
        !           804: @itemize @bullet
        !           805: @item
        !           806: @code{lex_hensel_gsl()} $B$O(B @code{lex_hensel()} $B$N(B, @code{tolex_gsl()} $B$O(B
        !           807: @code{tolex()} $B$NJQ<o$G(B, $B7k2L$N$_$,0[$J$k(B.
        !           808: @code{tolex_gsl_d()} $B$O(B, $B4pDl7W;;$r(B, @code{procs} $B$G;XDj$5$l$k;R%W%m%;%9$K(B
        !           809: $BJ,;67W;;$5$;$k(B.
        !           810: @item
        !           811: $BF~NO$,(B 0 $B<!85%7%9%F%`$G(B, $B$=$N<-=q<0=g=x%0%l%V%J4pDl$,(B
        !           812: @code{[f0,x1-f1,...,xn-fn]} (@code{f0},...,@code{fn} $B$O(B
        !           813: @code{x0} $B$N(B 1 $BJQ?tB?9`<0(B) $B$J$k7A(B ($B$3$l$r(B SL $B7A<0$H8F$V(B) $B$r;}$D>l9g(B,
        !           814: @code{[[x1,g1,d1],...,[xn,gn,dn],[x0,f0,f0']]} $B$J$k%j%9%H(B ($B$3$l$r(B GSL $B7A<0$H8F$V(B)
        !           815: $B$rJV$9(B.
        !           816: $B$3$3$G(B, @code{gi} $B$O(B, @code{f0'fi-gi} $B$,(B @code{f0} $B$G3d$j@Z$l$k$h$&$J(B
        !           817: @code{x0} $B$N(B1 $BJQ?tB?9`<0$G(B,
        !           818: $B2r$O(B @code{f0(x0)=0} $B$J$k(B @code{x0} $B$KBP$7(B, @code{[x1=g1/(d1*f0'),...,xn=gn/(dn*f0')]}
        !           819: $B$H$J$k(B. $B<-=q<0=g=x%0%l%V%J4pDl$,>e$N$h$&$J7A$G$J$$>l9g(B, @code{tolex()} $B$K(B
        !           820: $B$h$kDL>o$N%0%l%V%J4pDl$rJV$9(B.
        !           821: @item
        !           822: GSL $B7A<0$K$h$jI=$5$l$k4pDl$O%0%l%V%J4pDl$G$O$J$$$,(B, $B0lHL$K78?t$,(B SL $B7A<0(B
        !           823: $B$N%0%l%V%J4pDl$h$jHs>o$K>.$5$$$?$a7W;;$bB.$/(B, $B2r$b5a$a$d$9$$(B.
        !           824: @code{tolex_gsl_d()} $B$GI=<($5$l$k;~4V$O(B, $B$3$NH!?t$,<B9T$5$l$F$$$k%W%m%;%9$K(B
        !           825: $B$*$$$F9T$o$l$?7W;;$KBP1~$7$F$$$F(B, $B;R%W%m%;%9$K$*$1$k;~4V$O4^$^$l$J$$(B.
        !           826: @end itemize
        !           827:
        !           828: @example
        !           829: [103] K=katsura(5)$
        !           830: [104] V=[u5,u4,u3,u2,u1,u0]$
        !           831: [105] G0=gr(K,V,0)$
        !           832: [106] GSL=tolex_gsl(G0,V,0,V)$
        !           833: [107] GSL[0];
        !           834: [u1,8635837421130477667200000000*u0^31-...]
        !           835: [108] GSL[1];
        !           836: [u2,10352277157007342793600000000*u0^31-...]
        !           837: [109] GSL[5];
        !           838: [u0,11771021876193064124640000000*u0^32-...,376672700038178051988480000000*u0^31-...]
        !           839: @end example
        !           840:
        !           841: @table @t
        !           842: @item $B;2>H(B
        !           843: @fref{lex_hensel lex_tl tolex tolex_d tolex_tl},
        !           844: @fref{$BJ,;67W;;(B}
        !           845: @end table
        !           846:
        !           847: @node gr_minipoly minipoly,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !           848: @subsection @code{gr_minipoly}, @code{minipoly}
        !           849: @findex gr_minipoly
        !           850: @findex minipoly
        !           851:
        !           852: @table @t
        !           853: @item gr_minipoly(@var{plist},@var{vlist},@var{order},@var{poly},@var{v},@var{homo})
        !           854: :: $BB?9`<0$N(B, $B%$%G%"%k$rK!$H$7$?:G>.B?9`<0$N7W;;(B
        !           855: @item minipoly(@var{plist},@var{vlist},@var{order},@var{poly},@var{v})
        !           856: :: $B%0%l%V%J4pDl$rF~NO$H$9$k(B, $BB?9`<0$N:G>.B?9`<0$N7W;;(B
        !           857: @end table
        !           858:
        !           859: @table @var
        !           860: @item return
        !           861: $BB?9`<0(B
        !           862: @item plist, vlist
        !           863: $B%j%9%H(B
        !           864: @item order
        !           865: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !           866: @item poly
        !           867: $BB?9`<0(B
        !           868: @item v
        !           869: $BITDj85(B
        !           870: @item homo
        !           871: $B%U%i%0(B
        !           872: @end table
        !           873:
        !           874: @itemize @bullet
        !           875: @item
        !           876: @code{gr_minipoly()} $B$O%0%l%V%J4pDl$N7W;;$+$i9T$$(B, @code{minipoly()} $B$O(B
        !           877: $BF~NO$r%0%l%V%J4pDl$H$_$J$9(B.
        !           878: @item
        !           879: $B%$%G%"%k(B I $B$,BN(B K $B>e$NB?9`<04D(B K[X] $B$N(B 0 $B<!85%$%G%"%k$N;~(B,
        !           880: K[@var{v}] $B$N85(B f(@var{v}) $B$K(B f(@var{p}) mod I $B$rBP1~$5$;$k(B
        !           881: $B4D=`F17?$N3K$O(B 0 $B$G$J$$B?9`<0$K$h$j@8@.$5$l$k(B. $B$3$N@8@.85$r(B @var{p}
        !           882: $B$N(B, $BK!(B @var{I} $B$G$N:G>.B?9`<0$H8F$V(B.
        !           883: @item
        !           884: @code{gr_minipoly()}, @code{minipoly()} $B$O(B, $BB?9`<0(B @var{p} $B$N:G>.B?9`<0(B
        !           885: $B$r5a$a(B, @var{v} $B$rJQ?t$H$9$kB?9`<0$H$7$FJV$9(B.
        !           886: @item
        !           887: $B:G>.B?9`<0$O(B, $B%0%l%V%J4pDl$N(B 1 $B$D$N85$H$7$F7W;;$9$k$3$H$b$G$-$k$,(B,
        !           888: $B:G>.B?9`<0$N$_$r5a$a$?$$>l9g(B, @code{minipoly()}, @code{gr_minipoly()} $B$O(B
        !           889: $B%0%l%V%J4pDl$rMQ$$$kJ}K!$KHf$Y$F8zN($,$h$$(B.
        !           890: @item
        !           891: @code{gr_minipoly()} $B$K;XDj$9$k9`=g=x$H$7$F$O(B, $BDL>oA4<!?t5U<-=q<0=g=x$r(B
        !           892: $BMQ$$$k(B.
        !           893: @end itemize
        !           894:
        !           895: @example
        !           896: [117] G=tolex(G0,V,0,V)$
        !           897: 43.818sec + gc : 11.202sec
        !           898: [118] GSL=tolex_gsl(G0,V,0,V)$
        !           899: 17.123sec + gc : 2.590sec
        !           900: [119] MP=minipoly(G0,V,0,u0,z)$
        !           901: 4.370sec + gc : 780msec
        !           902: @end example
        !           903:
        !           904: @table @t
        !           905: @item $B;2>H(B
        !           906: @fref{lex_hensel lex_tl tolex tolex_d tolex_tl}.
        !           907: @end table
        !           908:
        !           909: @node tolexm minipolym,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !           910: @subsection @code{tolexm}, @code{minipolym}
        !           911: @findex tolexm
        !           912: @findex minipolym
        !           913:
        !           914: @table @t
        !           915: @item tolexm(@var{plist},@var{vlist1},@var{order},@var{vlist2},@var{mod})
        !           916: :: $BK!(B @var{mod} $B$G$N4pDlJQ49$K$h$k%0%l%V%J4pDl7W;;(B
        !           917: @item minipolym(@var{plist},@var{vlist1},@var{order},@var{poly},@var{v},@var{mod})
        !           918: :: $BK!(B @var{mod} $B$G$N%0%l%V%J4pDl$K$h$kB?9`<0$N:G>.B?9`<0$N7W;;(B
        !           919: @end table
        !           920:
        !           921: @table @var
        !           922: @item return
        !           923: @code{tolexm()} : $B%j%9%H(B, @code{minipolym()} : $BB?9`<0(B
        !           924: @item plist, vlist1, vlist2
        !           925: $B%j%9%H(B
        !           926: @item order
        !           927: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !           928: @item mod
        !           929: $BAG?t(B
        !           930: @end table
        !           931:
        !           932: @itemize @bullet
        !           933: @item
        !           934: $BF~NO(B @var{plist} $B$O$$$:$l$b(B $BJQ?t=g=x(B @var{vlist1}, $B9`=g=x7?(B @var{order},
        !           935: $BK!(B @var{mod} $B$K$*$1$k%0%l%V%J4pDl$G$J$1$l$P$J$i$J$$(B.
        !           936: @item
        !           937: @code{minipolym()} $B$O(B @code{minipoly} $B$KBP1~$9$k7W;;$rK!(B @var{mod}$B$G9T$&(B.
        !           938: @item
        !           939: @code{tolexm()} $B$O(B FGLM $BK!$K$h$k4pDlJQ49$K$h$j(B @var{vlist2},
        !           940: $B<-=q<0=g=x$K$h$k%0%l%V%J4pDl$r7W;;$9$k(B.
        !           941: @end itemize
        !           942:
        !           943: @example
        !           944: [197] tolexm(G0,V,0,V,31991);
        !           945: [8271*u0^31+10435*u0^30+816*u0^29+26809*u0^28+...,...]
        !           946: [198] minipolym(G0,V,0,u0,z,31991);
        !           947: z^32+11405*z^31+20868*z^30+21602*z^29+...
        !           948: @end example
        !           949:
        !           950: @table @t
        !           951: @item $B;2>H(B
        !           952: @fref{lex_hensel lex_tl tolex tolex_d tolex_tl},
        !           953: @fref{gr_minipoly minipoly}.
        !           954: @end table
        !           955:
        !           956: @node dp_gr_main dp_gr_mod_main,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !           957: @subsection @code{dp_gr_main}, @code{dp_gr_mod_main}
        !           958: @findex dp_gr_main
        !           959: @findex dp_gr_mod_main
        !           960:
        !           961: @table @t
        !           962: @item dp_gr_main(@var{plist},@var{vlist},@var{homo},@var{modular},@var{order})
        !           963: @itemx dp_gr_mod_main(@var{plist},@var{vlist},@var{homo},@var{modular},@var{order})
        !           964: :: $B%0%l%V%J4pDl$N7W;;(B ($BAH$_9~$_H!?t(B)
        !           965: @end table
        !           966:
        !           967: @table @var
        !           968: @item return
        !           969: $B%j%9%H(B
        !           970: @item plist, vlist
        !           971: $B%j%9%H(B
        !           972: @item order
        !           973: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !           974: @item homo
        !           975: $B%U%i%0(B
        !           976: @item modular
        !           977: $B%U%i%0$^$?$OAG?t(B
        !           978: @end table
        !           979:
        !           980: @itemize @bullet
        !           981: @item
        !           982: $B$3$l$i$NH!?t$O(B, $B%0%l%V%J4pDl7W;;$N4pK\E*AH$_9~$_H!?t$G$"$j(B, @code{gr()},
        !           983: @code{hgr()}, @code{gr_mod()} $B$J$I$O$9$Y$F$3$l$i$NH!?t$r8F$S=P$7$F7W;;(B
        !           984: $B$r9T$C$F$$$k(B.
        !           985: @item
        !           986: $B%U%i%0(B @var{homo} $B$,(B 0 $B$G$J$$;~(B, $BF~NO$r@F<!2=$7$F$+$i(B Buchberger $B%"%k%4%j%:%`(B
        !           987: $B$r<B9T$9$k(B.
        !           988: @item
        !           989: @code{dp_gr_mod_main()} $B$KBP$7$F$O(B, @var{modular} $B$O(B, GF(@var{modular}) $B>e(B
        !           990: $B$G$N7W;;$r0UL#$9$k(B.
        !           991: @code{dp_gr_main()} $B$KBP$7$F$O(B, @var{modular} $B$O<!$N$h$&$J0UL#$r;}$D(B.
        !           992: @enumerate
        !           993: @item
        !           994: @var{modular} $B$,(B 1 $B$N;~(B, trace-lifting $B$K$h$k7W;;$r9T$&(B. $BAG?t$O(B
        !           995: @code{lprime(0)} $B$+$i=g$K@.8y$9$k$^$G(B @code{lprime()} $B$r8F$S=P$7$F@8@.$9$k(B.
        !           996: @item
        !           997: @var{modular} $B$,(B 2 $B0J>e$N<+A3?t$N;~(B, $B$=$NCM$rAG?t$H$_$J$7$F(B trace-lifting
        !           998: $B$r9T$&(B. $B$=$NAG?t$G<:GT$7$?>l9g(B, 0 $B$rJV$9(B.
        !           999: @item
        !          1000: @var{modular} $B$,Ii$N>l9g(B,
        !          1001: @var{-modular} $B$KBP$7$F>e=R$N5,B'$,E,MQ$5$l$k$,(B, trace-lifting $B$N:G=*(B
        !          1002: $BCJ3,$N%0%l%V%J4pDl%A%'%C%/$H%$%G%"%k%a%s%P%7%C%W%A%'%C%/$,>JN,$5$l$k(B.
        !          1003: @end enumerate
        !          1004:
        !          1005: @item
        !          1006: @code{gr(P,V,O)} $B$O(B @code{dp_gr_main(P,V,0,1,O)}, @code{hgr(P,V,O)} $B$O(B
        !          1007: @code{dp_gr_main(P,V,1,1,O)}, @code{gr_mod(P,V,O,M)} $B$O(B
        !          1008: @code{dp_gr_mod_main(P,V,0,M,O)} $B$r$=$l$>$l<B9T$9$k(B.
        !          1009: @item
        !          1010: @var{homo}, @var{modular} $B$NB>$K(B, @code{dp_gr_flags()} $B$G@_Dj$5$l$k(B
        !          1011: $B$5$^$6$^$J%U%i%0$K$h$j7W;;$,@)8f$5$l$k(B.
        !          1012: @end itemize
        !          1013:
        !          1014: @table @t
        !          1015: @item $B;2>H(B
        !          1016: @fref{dp_ord},
        !          1017: @fref{dp_gr_flags dp_gr_print},
        !          1018: @fref{gr hgr gr_mod},
        !          1019: @fref{$B7W;;$*$h$SI=<($N@)8f(B}.
        !          1020: @end table
        !          1021:
        !          1022: @node dp_f4_main dp_f4_mod_main,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1023: @subsection @code{dp_f4_main}, @code{dp_f4_mod_main}
        !          1024: @findex dp_f4_main
        !          1025: @findex dp_f4_mod_main
        !          1026:
        !          1027: @table @t
        !          1028: @item dp_f4_main(@var{plist},@var{vlist},@var{order})
        !          1029: @itemx dp_f4_mod_main(@var{plist},@var{vlist},@var{order})
        !          1030: :: F4 $B%"%k%4%j%:%`$K$h$k%0%l%V%J4pDl$N7W;;(B ($BAH$_9~$_H!?t(B)
        !          1031: @end table
        !          1032:
        !          1033: @table @var
        !          1034: @item return
        !          1035: $B%j%9%H(B
        !          1036: @item plist, vlist
        !          1037: $B%j%9%H(B
        !          1038: @item order
        !          1039: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !          1040: @end table
        !          1041:
        !          1042: @itemize @bullet
        !          1043: @item
        !          1044: F4 $B%"%k%4%j%:%`$K$h$j%0%l%V%J4pDl$N7W;;$r9T$&(B.
        !          1045: @item
        !          1046: F4 $B%"%k%4%j%:%`$O(B, J.C. Faugere $B$K$h$jDs>'$5$l$??7@$Be%0%l%V%J4pDl(B
        !          1047: $B;;K!$G$"$j(B, $BK\<BAu$O(B, $BCf9q>jM>DjM}$K$h$k@~7AJ}Dx<05a2r$rMQ$$$?(B
        !          1048: $B;n83E*$J<BAu$G$"$k(B.
        !          1049: @item
        !          1050: $B0z?t$*$h$SF0:n$O$=$l$>$l(B @code{dp_gr_main()}, @code{dp_gr_mod_main()}
        !          1051: $B$HF1MM$G$"$k(B.
        !          1052: @end itemize
        !          1053:
        !          1054: @table @t
        !          1055: @item $B;2>H(B
        !          1056: @fref{dp_ord},
        !          1057: @fref{dp_gr_flags dp_gr_print},
        !          1058: @fref{gr hgr gr_mod},
        !          1059: @fref{$B7W;;$*$h$SI=<($N@)8f(B}.
        !          1060: @end table
        !          1061:
        !          1062: @node dp_gr_flags dp_gr_print,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1063: @subsection @code{dp_gr_flags}, @code{dp_gr_print}
        !          1064: @findex dp_gr_flags
        !          1065: @findex dp_gr_print
        !          1066:
        !          1067: @table @t
        !          1068: @item dp_gr_flags([@var{list}])
        !          1069: @itemx dp_gr_print([@var{0|1}])
        !          1070: :: $B7W;;$*$h$SI=<(MQ%Q%i%a%?$N@_Dj(B, $B;2>H(B
        !          1071: @end table
        !          1072:
        !          1073: @table @var
        !          1074: @item return
        !          1075: $B@_DjCM(B
        !          1076: @item list
        !          1077: $B%j%9%H(B
        !          1078: @end table
        !          1079:
        !          1080: @itemize @bullet
        !          1081: @item
        !          1082: @code{dp_gr_main()}, @code{dp_gr_mod_main()} $B<B9T;~$K$*$1$k$5$^$6$^(B
        !          1083: $B$J%Q%i%a%?$r@_Dj(B, $B;2>H$9$k(B.
        !          1084: @item
        !          1085: $B0z?t$,$J$$>l9g(B, $B8=:_$N@_Dj$,JV$5$l$k(B.
        !          1086: @item
        !          1087: $B0z?t$O(B, @code{["Print",1,"NoSugar",1,...]} $B$J$k7A$N%j%9%H$G(B, $B:8$+$i=g$K(B
        !          1088: $B@_Dj$5$l$k(B. $B%Q%i%a%?L>$OJ8;zNs$GM?$($kI,MW$,$"$k(B.
        !          1089: @item
        !          1090: @code{dp_gr_print()} $B$O(B, $BFC$K%Q%i%a%?(B @code{Print} $B$NCM$rD>@\@_Dj(B, $B;2>H(B
        !          1091: $B$G$-$k(B. $B$3$l$O(B, @code{dp_gr_main()} $B$J$I$r%5%V%k!<%A%s$H$7$FMQ$$$k%f!<%6(B
        !          1092: $BH!?t$K$*$$$F(B, @code{Print} $B$NCM$r8+$F(B, $B$=$N%5%V%k!<%A%s$,Cf4V>pJs$NI=<((B
        !          1093: $B$r9T$&:]$K(B, $B?WB.$K%U%i%0$r8+$k$3$H$,$G$-$k$h$&$KMQ0U$5$l$F$$$k(B.
        !          1094: @end itemize
        !          1095:
        !          1096: @table @t
        !          1097: @item $B;2>H(B
        !          1098: @fref{$B7W;;$*$h$SI=<($N@)8f(B}
        !          1099: @end table
        !          1100:
        !          1101: @node dp_ord,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1102: @subsection @code{dp_ord}
        !          1103: @findex dp_ord
        !          1104:
        !          1105: @table @t
        !          1106: @item dp_ord([@var{order}])
        !          1107: :: $BJQ?t=g=x7?$N@_Dj(B, $B;2>H(B
        !          1108: @end table
        !          1109:
        !          1110: @table @var
        !          1111: @item return
        !          1112: $BJQ?t=g=x7?(B ($B?t(B, $B%j%9%H$^$?$O9TNs(B)
        !          1113: @item order
        !          1114: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !          1115: @end table
        !          1116:
        !          1117: @itemize @bullet
        !          1118: @item
        !          1119: $B0z?t$,$"$k;~(B, $BJQ?t=g=x7?$r(B @var{order} $B$K@_Dj$9$k(B. $B0z?t$,$J$$;~(B,
        !          1120: $B8=:_@_Dj$5$l$F$$$kJQ?t=g=x7?$rJV$9(B.
        !          1121:
        !          1122: @item
        !          1123: $BJ,;6I=8=B?9`<0$K4X$9$kH!?t(B, $B1i;;$O0z?t$H$7$FJQ?t=g=x7?$r$H$k$b$N$H$H$i$J$$$b$N(B
        !          1124: $B$,$"$j(B, $B$H$i$J$$$b$N$K4X$7$F$O(B, $B$=$N;~E@$G@_Dj$5$l$F$$$kCM$rMQ$$$F7W;;$,(B
        !          1125: $B9T$o$l$k(B.
        !          1126:
        !          1127: @item
        !          1128: @code{gr()} $B$J$I(B, $B0z?t$H$7$FJQ?t=g=x7?$r$H$k$b$N$O(B, $BFbIt$G(B @code{dp_ord()}
        !          1129: $B$r8F$S=P$7(B, $BJQ?t=g=x7?$r@_Dj$9$k(B. $B$3$N@_Dj$O(B, $B7W;;=*N;8e$b@8$-;D$k(B.
        !          1130:
        !          1131: @item
        !          1132: $BJ,;6I=8=B?9`<0$N;MB'1i;;$b(B, $B@_Dj$5$l$F$$$kCM$rMQ$$$F7W;;$5$l$k(B. $B=>$C$F(B,
        !          1133: $B$=$NB?9`<0$,@8@.$5$l$?;~E@$K$*$1$kJQ?t=g=x7?$,(B, $B;MB'1i;;;~$K@5$7$/@_Dj(B
        !          1134: $B$5$l$F$$$J$1$l$P$J$i$J$$(B. $B$^$?(B, $B1i;;BP>]$H$J$kB?9`<0$O(B, $BF10l$NJQ?t=g=x(B
        !          1135: $B7?$K4p$E$$$F@8@.$5$l$?$b$N$G$J$1$l$P$J$i$J$$(B.
        !          1136:
        !          1137: @item
        !          1138: $B%H%C%W%l%Y%kH!?t0J30$NH!?t$rD>@\8F$S=P$9>l9g$K$O(B, $B$3$NH!?t$K$h$j(B
        !          1139: $BJQ?t=g=x7?$r@5$7$/@_Dj$7$J$1$l$P$J$i$J$$(B.
        !          1140: @end itemize
        !          1141:
        !          1142: @example
        !          1143: [19] dp_ord(0)$
        !          1144: [20] <<1,2,3>>+<<3,1,1>>;
        !          1145: (1)*<<1,2,3>>+(1)*<<3,1,1>>
        !          1146: [21] dp_ord(2)$
        !          1147: [22] <<1,2,3>>+<<3,1,1>>;
        !          1148: (1)*<<3,1,1>>+(1)*<<1,2,3>>
        !          1149: @end example
        !          1150:
        !          1151: @table @t
        !          1152: @item $B;2>H(B
        !          1153: @fref{$B9`=g=x$N@_Dj(B}
        !          1154: @end table
        !          1155:
        !          1156: @node dp_ptod,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1157: @subsection @code{dp_ptod}
        !          1158: @findex dp_ptod
        !          1159:
        !          1160: @table @t
        !          1161: @item dp_ptod(@var{poly},@var{vlist})
        !          1162: :: $BB?9`<0$rJ,;6I=8=B?9`<0$KJQ49$9$k(B.
        !          1163: @end table
        !          1164:
        !          1165: @table @var
        !          1166: @item return
        !          1167: $BJ,;6I=8=B?9`<0(B
        !          1168: @item poly
        !          1169: $BB?9`<0(B
        !          1170: @item vlist
        !          1171: $B%j%9%H(B
        !          1172: @end table
        !          1173:
        !          1174: @itemize @bullet
        !          1175: @item
        !          1176: $BJQ?t=g=x(B @var{vlist} $B$*$h$S8=:_$NJQ?t=g=x7?$K=>$C$FJ,;6I=8=B?9`<0$KJQ49$9$k(B.
        !          1177: @item
        !          1178: @var{vlist} $B$K4^$^$l$J$$ITDj85$O(B, $B78?tBN$KB0$9$k$H$7$FJQ49$5$l$k(B.
        !          1179: @end itemize
        !          1180:
        !          1181: @example
        !          1182: [50] dp_ord(0);
        !          1183: 1
        !          1184: [51] dp_ptod((x+y+z)^2,[x,y,z]);
        !          1185: (1)*<<2,0,0>>+(2)*<<1,1,0>>+(1)*<<0,2,0>>+(2)*<<1,0,1>>+(2)*<<0,1,1>>
        !          1186: +(1)*<<0,0,2>>
        !          1187: [52] dp_ptod((x+y+z)^2,[x,y]);
        !          1188: (1)*<<2,0>>+(2)*<<1,1>>+(1)*<<0,2>>+(2*z)*<<1,0>>+(2*z)*<<0,1>>+(z^2)*<<0,0>>
        !          1189: @end example
        !          1190:
        !          1191: @table @t
        !          1192: @item $B;2>H(B
        !          1193: @fref{dp_dtop},
        !          1194: @fref{dp_ord}.
        !          1195: @end table
        !          1196:
        !          1197: @node dp_dtop,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1198: @subsection @code{dp_dtop}
        !          1199: @findex dp_dtop
        !          1200:
        !          1201: @table @t
        !          1202: @item dp_dtop(@var{dpoly},@var{vlist})
        !          1203: :: $BJ,;6I=8=B?9`<0$rB?9`<0$KJQ49$9$k(B.
        !          1204: @end table
        !          1205:
        !          1206: @table @var
        !          1207: @item return
        !          1208: $BB?9`<0(B
        !          1209: @item dpoly
        !          1210: $BJ,;6I=8=B?9`<0(B
        !          1211: @item vlist
        !          1212: $B%j%9%H(B
        !          1213: @end table
        !          1214:
        !          1215: @itemize @bullet
        !          1216: @item
        !          1217: $BJ,;6I=8=B?9`<0$r(B, $BM?$($i$l$?ITDj85%j%9%H$rMQ$$$FB?9`<0$KJQ49$9$k(B.
        !          1218: @item
        !          1219: $BITDj85%j%9%H$O(B, $BD9$5J,;6I=8=B?9`<0$NJQ?t$N8D?t$H0lCW$7$F$$$l$P2?$G$b$h$$(B.
        !          1220: @end itemize
        !          1221:
        !          1222: @example
        !          1223: [53] T=dp_ptod((x+y+z)^2,[x,y]);
        !          1224: (1)*<<2,0>>+(2)*<<1,1>>+(1)*<<0,2>>+(2*z)*<<1,0>>+(2*z)*<<0,1>>+(z^2)*<<0,0>>
        !          1225: [54] P=dp_dtop(T,[a,b]);
        !          1226: z^2+(2*a+2*b)*z+a^2+2*b*a+b^2
        !          1227: @end example
        !          1228:
        !          1229: @node dp_mod dp_rat,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1230: @subsection @code{dp_mod}, @code{dp_rat}
        !          1231: @findex dp_mod
        !          1232: @findex dp_rat
        !          1233:
        !          1234: @table @t
        !          1235: @item dp_mod(@var{p},@var{mod},@var{subst})
        !          1236: :: $BM-M}?t78?tJ,;6I=8=B?9`<0$NM-8BBN78?t$X$NJQ49(B
        !          1237: @item dp_rat(@var{p})
        !          1238: :: $BM-8BBN78?tJ,;6I=8=B?9`<0$NM-M}?t78?t$X$NJQ49(B
        !          1239: @end table
        !          1240:
        !          1241: @table @var
        !          1242: @item return
        !          1243: $BJ,;6I=8=B?9`<0(B
        !          1244: @item p
        !          1245: $BJ,;6I=8=B?9`<0(B
        !          1246: @item mod
        !          1247: $BAG?t(B
        !          1248: @item subst
        !          1249: $B%j%9%H(B
        !          1250: @end table
        !          1251:
        !          1252: @itemize @bullet
        !          1253: @item
        !          1254: @code{dp_nf_mod()}, @code{dp_true_nf_mod()} $B$O(B, $BF~NO$H$7$FM-8BBN78?t$N(B
        !          1255: $BJ,;6I=8=B?9`<0$rI,MW$H$9$k(B. $B$3$N$h$&$J>l9g(B, @code{dp_mod()} $B$K$h$j(B
        !          1256: $BM-M}?t78?tJ,;6I=8=B?9`<0$rJQ49$7$FMQ$$$k$3$H$,$G$-$k(B. $B$^$?(B, $BF@$i$l$?(B
        !          1257: $B7k2L$O(B, $BM-8BBN78?tB?9`<0$H$O1i;;$G$-$k$,(B, $BM-M}?t78?tB?9`<0$H$O1i;;$G$-$J$$(B
        !          1258: $B$?$a(B, @code{dp_rat()} $B$K$h$jJQ49$9$kI,MW$,$"$k(B.
        !          1259: @item
        !          1260: $BM-8BBN78?t$N1i;;$K$*$$$F$O(B, $B$"$i$+$8$a(B @code{setmod()} $B$K$h$jM-8BBN$N85$N(B
        !          1261: $B8D?t$r;XDj$7$F$*$/I,MW$,$"$k(B.
        !          1262: @item
        !          1263: @var{subst} $B$O(B, $B78?t$,M-M}<0$N>l9g(B, $B$=$NM-M}<0$NJQ?t$K$"$i$+$8$a?t$rBeF~(B
        !          1264: $B$7$?8eM-8BBN78?t$KJQ49$9$k$H$$$&A`:n$r9T$&:]$N(B, $BBeF~CM$r;XDj$9$k$b$N$G(B,
        !          1265: @code{[[@var{var},@var{value}],...]} $B$N7A$N%j%9%H$G$"$k(B.
        !          1266: @end itemize
        !          1267:
        !          1268: @example
        !          1269: @end example
        !          1270:
        !          1271: @table @t
        !          1272: @item $B;2>H(B
        !          1273: @fref{dp_nf dp_nf_mod dp_true_nf dp_true_nf_mod},
        !          1274: @fref{subst psubst},
        !          1275: @fref{setmod}.
        !          1276: @end table
        !          1277:
        !          1278: @node dp_homo dp_dehomo,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1279: @subsection @code{dp_homo}, @code{dp_dehomo}
        !          1280: @findex dp_homo
        !          1281: @findex dp_dehomo
        !          1282:
        !          1283: @table @t
        !          1284: @item dp_homo(@var{dpoly})
        !          1285: :: $BJ,;6I=8=B?9`<0$N@F<!2=(B
        !          1286: @item dp_dehomo(@var{dpoly})
        !          1287: :: $B@F<!J,;6I=8=B?9`<0$NHs@F<!2=(B
        !          1288: @end table
        !          1289:
        !          1290: @table @var
        !          1291: @item return
        !          1292: $BJ,;6I=8=B?9`<0(B
        !          1293: @item dpoly
        !          1294: $BJ,;6I=8=B?9`<0(B
        !          1295: @end table
        !          1296:
        !          1297: @itemize @bullet
        !          1298: @item
        !          1299: @code{dp_homo()} $B$O(B, @var{dpoly} $B$N(B $B3F9`(B @var{t} $B$K$D$$$F(B, $B;X?t%Y%/%H%k$ND9$5$r(B
        !          1300: 1 $B?-$P$7(B, $B:G8e$N@.J,$NCM$r(B @var{d}-@code{deg(@var{t})}
        !          1301: (@var{d} $B$O(B @var{dpoly} $B$NA4<!?t(B) $B$H$7$?J,;6I=8=B?9`<0$rJV$9(B.
        !          1302: @item
        !          1303: @code{dp_dehomo()} $B$O(B, @var{dpoly} $B$N3F9`$K$D$$$F(B, $B;X?t%Y%/%H%k$N:G8e$N@.J,(B
        !          1304: $B$r<h$j=|$$$?J,;6B?9`<0$rJV$9(B.
        !          1305: @item
        !          1306: $B$$$:$l$b(B, $B@8@.$5$l$?B?9`<0$rMQ$$$?1i;;$r9T$&>l9g(B, $B$=$l$i$KE,9g$9$k9`=g=x$r(B
        !          1307: $B@5$7$/@_Dj$9$kI,MW$,$"$k(B.
        !          1308: @item
        !          1309: @code{hgr()} $B$J$I$K$*$$$F(B, $BFbItE*$KMQ$$$i$l$F$$$k(B.
        !          1310: @end itemize
        !          1311:
        !          1312: @example
        !          1313: [202] X=<<1,2,3>>+3*<<1,2,1>>;
        !          1314: (1)*<<1,2,3>>+(3)*<<1,2,1>>
        !          1315: [203] dp_homo(X);
        !          1316: (1)*<<1,2,3,0>>+(3)*<<1,2,1,2>>
        !          1317: [204] dp_dehomo(@@);
        !          1318: (1)*<<1,2,3>>+(3)*<<1,2,1>>
        !          1319: @end example
        !          1320:
        !          1321: @table @t
        !          1322: @item $B;2>H(B
        !          1323: @fref{gr hgr gr_mod}.
        !          1324: @end table
        !          1325:
        !          1326: @node dp_ptozp dp_prim,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1327: @subsection @code{dp_ptozp}, @code{dp_prim}
        !          1328: @findex dp_ptozp
        !          1329: @findex dp_prim
        !          1330:
        !          1331: @table @t
        !          1332: @item dp_ptozp(@var{dpoly})
        !          1333: :: $BDj?tG\$7$F78?t$r@0?t78?t$+$D78?t$N@0?t(B GCD $B$r(B 1 $B$K$9$k(B.
        !          1334: @itemx dp_prim(@var{dpoly})
        !          1335: :: $BM-M}<0G\$7$F78?t$r@0?t78?tB?9`<078?t$+$D78?t$NB?9`<0(B GCD $B$r(B 1 $B$K$9$k(B.
        !          1336: @end table
        !          1337:
        !          1338: @table @var
        !          1339: @item return
        !          1340: $BJ,;6I=8=B?9`<0(B
        !          1341: @item dpoly
        !          1342: $BJ,;6I=8=B?9`<0(B
        !          1343: @end table
        !          1344:
        !          1345: @itemize @bullet
        !          1346: @item
        !          1347: @code{dp_ptozp()} $B$O(B,  @code{ptozp()} $B$KAjEv$9$kA`:n$rJ,;6I=8=B?9`<0$K(B
        !          1348: $BBP$7$F9T$&(B. $B78?t$,B?9`<0$r4^$`>l9g(B, $B78?t$K4^$^$l$kB?9`<06&DL0x;R$O(B
        !          1349: $B<h$j=|$+$J$$(B.
        !          1350: @item
        !          1351: @code{dp_prim()} $B$O(B, $B78?t$,B?9`<0$r4^$`>l9g(B, $B78?t$K4^$^$l$kB?9`<06&DL0x;R(B
        !          1352: $B$r<h$j=|$/(B.
        !          1353: @end itemize
        !          1354:
        !          1355: @example
        !          1356: [208] X=dp_ptod(3*(x-y)*(y-z)*(z-x),[x]);
        !          1357: (-3*y+3*z)*<<2>>+(3*y^2-3*z^2)*<<1>>+(-3*z*y^2+3*z^2*y)*<<0>>
        !          1358: [209] dp_ptozp(X);
        !          1359: (-y+z)*<<2>>+(y^2-z^2)*<<1>>+(-z*y^2+z^2*y)*<<0>>
        !          1360: [210] dp_prim(X);
        !          1361: (1)*<<2>>+(-y-z)*<<1>>+(z*y)*<<0>>
        !          1362: @end example
        !          1363:
        !          1364: @table @t
        !          1365: @item $B;2>H(B
        !          1366: @fref{ptozp}.
        !          1367: @end table
        !          1368:
        !          1369: @node dp_nf dp_nf_mod dp_true_nf dp_true_nf_mod,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1370: @subsection @code{dp_nf}, @code{dp_nf_mod}, @code{dp_true_nf}, @code{dp_true_nf_mod}
        !          1371: @findex dp_nf
        !          1372: @findex  dp_true_nf
        !          1373: @findex dp_nf_mod
        !          1374: @findex  dp_true_nf_mod
        !          1375:
        !          1376: @table @t
        !          1377: @item dp_nf(@var{indexlist},@var{dpoly},@var{dpolyarray},@var{fullreduce})
        !          1378: @item dp_nf_mod(@var{indexlist},@var{dpoly},@var{dpolyarray},@var{fullreduce},@var{mod})
        !          1379: :: $BJ,;6I=8=B?9`<0$N@55,7A$r5a$a$k(B. ($B7k2L$ODj?tG\$5$l$F$$$k2DG=@-$"$j(B)
        !          1380:
        !          1381: @item dp_true_nf(@var{indexlist},@var{dpoly},@var{dpolyarray},@var{fullreduce})
        !          1382: @item dp_true_nf_mod(@var{indexlist},@var{dpoly},@var{dpolyarray},@var{fullreduce},@var{mod})
        !          1383: :: $BJ,;6I=8=B?9`<0$N@55,7A$r5a$a$k(B. ($B??$N7k2L$r(B @code{[$BJ,;R(B, $BJ,Jl(B]} $B$N7A$GJV$9(B)
        !          1384: @end table
        !          1385:
        !          1386: @table @var
        !          1387: @item return
        !          1388: @code{dp_nf()} : $BJ,;6I=8=B?9`<0(B, @code{dp_true_nf()} : $B%j%9%H(B
        !          1389: @item indexlist
        !          1390: $B%j%9%H(B
        !          1391: @item dpoly
        !          1392: $BJ,;6I=8=B?9`<0(B
        !          1393: @item dpolyarray
        !          1394: $BG[Ns(B
        !          1395: @item fullreduce
        !          1396: $B%U%i%0(B
        !          1397: @item mod
        !          1398: $BAG?t(B
        !          1399: @end table
        !          1400:
        !          1401: @itemize @bullet
        !          1402: @item
        !          1403: $BJ,;6I=8=B?9`<0(B @var{dpoly} $B$N@55,7A$r5a$a$k(B.
        !          1404: @item
        !          1405: @code{dp_nf_mod()}, @code{dp_true_nf_mod()} $B$NF~NO$O(B, @code{dp_mod()} $B$J$I(B
        !          1406: $B$K$h$j(B, $BM-8BBN>e$NJ,;6I=8=B?9`<0$K$J$C$F$$$J$1$l$P$J$i$J$$(B.
        !          1407: @item
        !          1408: $B7k2L$KM-M}?t(B, $BM-M}<0$,4^$^$l$k$N$rHr$1$k$?$a(B, @code{dp_nf()} $B$O(B
        !          1409: $B??$NCM$NDj?tG\$NCM$rJV$9(B. $BM-M}<078?t$N>l9g$N(B @code{dp_nf_mod()} $B$bF1MM(B
        !          1410: $B$G$"$k$,(B, $B78?tBN$,M-8BBN$N>l9g(B @code{dp_nf_mod()} $B$O??$NCM$rJV$9(B.
        !          1411: @item
        !          1412: @code{dp_true_nf()}, @code{dp_true_nf_mod()} $B$O(B,
        !          1413: @code{[@var{nm},@var{dn}]} $B$J$k7A$N%j%9%H$rJV$9(B.
        !          1414: $B$?$@$7(B, @var{nm} $B$O78?t$KJ,?t(B, $BM-M}<0$r4^$^$J$$J,;6I=8=B?9`<0(B, @var{dn} $B$O(B
        !          1415: $B?t$^$?$OB?9`<0$G(B @var{nm}/@var{dn} $B$,??$NCM$H$J$k(B.
        !          1416: @item
        !          1417: @var{dpolyarray} $B$OJ,;6I=8=B?9`<0$rMWAG$H$9$k%Y%/%H%k(B,
        !          1418: @var{indexlist} $B$O@55,2=7W;;$KMQ$$$k(B @var{dpolyarray} $B$NMWAG$N%$%s%G%C%/%9(B
        !          1419: $B$N%j%9%H(B.
        !          1420: @item
        !          1421: @var{fullreduce} $B$,(B 0 $B$G$J$$$H$-A4$F$N9`$KBP$7$F4JLs$r9T$&(B. @var{fullreduce}
        !          1422: $B$,(B 0 $B$N$H$-F,9`$N$_$KBP$7$F4JLs$r9T$&(B.
        !          1423: @item
        !          1424: @var{indexlist} $B$G;XDj$5$l$?B?9`<0$O(B, $BA0$NJ}$N$b$N$,M%@hE*$K;H$o$l$k(B.
        !          1425: @item
        !          1426: $B0lHL$K$O(B @var{indexlist} $B$NM?$(J}$K$h$jH!?t$NCM$O0[$J$k2DG=@-$,$"$k$,(B,
        !          1427: $B%0%l%V%J4pDl$KBP$7$F$O0l0UE*$KDj$^$k(B.
        !          1428: @item
        !          1429: $BJ,;6I=8=$G$J$$8GDj$5$l$?B?9`<0=89g$K$h$k@55,7A$rB??t5a$a$kI,MW$,$"$k>l9g(B
        !          1430: $B$KJXMx$G$"$k(B. $BC10l$N1i;;$K4X$7$F$O(B, @code{p_nf}, @code{p_true_nf} $B$r(B
        !          1431: $BMQ$$$k$H$h$$(B.
        !          1432:
        !          1433: @end itemize
        !          1434:
        !          1435: @example
        !          1436: [0] load("gr")$
        !          1437: [64] load("katsura")$
        !          1438: [69] K=katsura(4)$
        !          1439: [70] dp_ord(2)$
        !          1440: [71] V=[u0,u1,u2,u3,u4]$
        !          1441: [72] DP1=newvect(length(K),map(dp_ptod,K,V))$
        !          1442: [73] G=gr(K,V,2)$
        !          1443: [74] DP2=newvect(length(G),map(dp_ptod,G,V))$
        !          1444: [75] T=dp_ptod((u0-u1+u2-u3+u4)^2,V)$
        !          1445: [76] dp_dtop(dp_nf([0,1,2,3,4],T,DP1,1),V);
        !          1446: u4^2+(6*u3+2*u2+6*u1-2)*u4+9*u3^2+(6*u2+18*u1-6)*u3+u2^2+(6*u1-2)*u2+9*u1^2-6*u1+1
        !          1447: [77] dp_dtop(dp_nf([4,3,2,1,0],T,DP1,1),V);
        !          1448: -5*u4^2+(-4*u3-4*u2-4*u1)*u4-u3^2-3*u3-u2^2+(2*u1-1)*u2-2*u1^2-3*u1+1
        !          1449: [78] dp_dtop(dp_nf([0,1,2,3,4],T,DP2,1),V);
        !          1450: -1138087976845165778088612297273078520347097001020471455633353049221045677593
        !          1451: 0005716505560062087150928400876150217079820311439477560587583488*u4^15+...
        !          1452: [79] dp_dtop(dp_nf([4,3,2,1,0],T,DP2,1),V);
        !          1453: -1138087976845165778088612297273078520347097001020471455633353049221045677593
        !          1454: 0005716505560062087150928400876150217079820311439477560587583488*u4^15+...
        !          1455: [80] @@78==@@79;
        !          1456: 1
        !          1457: @end example
        !          1458:
        !          1459: @table @t
        !          1460: @item $B;2>H(B
        !          1461: @fref{dp_dtop},
        !          1462: @fref{dp_ord},
        !          1463: @fref{dp_mod dp_rat},
        !          1464: @fref{p_nf p_nf_mod p_true_nf p_true_nf_mod}.
        !          1465: @end table
        !          1466:
        !          1467: @node dp_hm dp_ht dp_hc dp_rest,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1468: @subsection @code{dp_hm}, @code{dp_ht}, @code{dp_hc}, @code{dp_rest}
        !          1469: @findex dp_hm
        !          1470: @findex dp_ht
        !          1471: @findex dp_hc
        !          1472: @findex dp_rest
        !          1473:
        !          1474: @table @t
        !          1475: @item dp_hm(@var{dpoly})
        !          1476: :: $BF,C19`<0$r<h$j=P$9(B.
        !          1477: @item dp_ht(@var{dpoly})
        !          1478: :: $BF,9`$r<h$j=P$9(B.
        !          1479: @item dp_hc(@var{dpoly})
        !          1480: :: $BF,78?t$r<h$j=P$9(B.
        !          1481: @item dp_rest(@var{dpoly})
        !          1482: :: $BF,C19`<0$r<h$j=|$$$?;D$j$rJV$9(B.
        !          1483: @end table
        !          1484:
        !          1485: @table @var
        !          1486: @item return
        !          1487: @code{dp_hm()}, @code{dp_ht()}, @code{dp_rest()} : $BJ,;6I=8=B?9`<0(B,
        !          1488: @code{dp_hc()} : $B?t$^$?$OB?9`<0(B
        !          1489: @item dpoly
        !          1490: $BJ,;6I=8=B?9`<0(B
        !          1491: @end table
        !          1492:
        !          1493: @itemize @bullet
        !          1494: @item
        !          1495: $B$3$l$i$O(B, $BJ,;6I=8=B?9`<0$N3FItJ,$r<h$j=P$9$?$a$NH!?t$G$"$k(B.
        !          1496: @item
        !          1497: $BJ,;6I=8=B?9`<0(B @var{p} $B$KBP$7<!$,@.$jN)$D(B.
        !          1498: @table @code
        !          1499: @item @var{p} = dp_hm(@var{p}) + dp_rest(@var{p})
        !          1500: @item dp_hm(@var{p}) = dp_hc(@var{p}) dp_ht(@var{p})
        !          1501: @end table
        !          1502: @end itemize
        !          1503:
        !          1504: @example
        !          1505: [87] dp_ord(0)$
        !          1506: [88] X=ptozp((a46^2+7/10*a46+7/48)*u3^4-50/27*a46^2-35/27*a46-49/216)$
        !          1507: [89] T=dp_ptod(X,[u3,u4,a46])$
        !          1508: [90] dp_hm(T);
        !          1509: (2160)*<<4,0,2>>
        !          1510: [91] dp_ht(T);
        !          1511: (1)*<<4,0,2>>
        !          1512: [92] dp_hc(T);
        !          1513: 2160
        !          1514: [93] dp_rest(T);
        !          1515: (1512)*<<4,0,1>>+(315)*<<4,0,0>>+(-4000)*<<0,0,2>>+(-2800)*<<0,0,1>>
        !          1516: +(-490)*<<0,0,0>>
        !          1517: @end example
        !          1518:
        !          1519: @node dp_td dp_sugar,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1520: @subsection @code{dp_td}, @code{dp_sugar}
        !          1521: @findex dp_td
        !          1522: @findex dp_sugar
        !          1523:
        !          1524: @table @t
        !          1525: @item dp_td(@var{dpoly})
        !          1526: :: $BF,9`$NA4<!?t$rJV$9(B.
        !          1527: @item dp_sugar(@var{dpoly})
        !          1528: :: $BB?9`<0$N(B @code{sugar} $B$rJV$9(B.
        !          1529: @end table
        !          1530:
        !          1531: @table @var
        !          1532: @item return
        !          1533: $B<+A3?t(B
        !          1534: @item dpoly
        !          1535: $BJ,;6I=8=B?9`<0(B
        !          1536: @item onoff
        !          1537: $B%U%i%0(B
        !          1538: @end table
        !          1539:
        !          1540: @itemize @bullet
        !          1541: @item
        !          1542: @code{dp_td()} $B$O(B, $BF,9`$NA4<!?t(B, $B$9$J$o$A3FJQ?t$N;X?t$NOB$rJV$9(B.
        !          1543: @item
        !          1544: $BJ,;6I=8=B?9`<0$,@8@.$5$l$k$H(B, @code{sugar} $B$H8F$P$l$k$"$k@0?t$,IUM?(B
        !          1545: $B$5$l$k(B. $B$3$NCM$O(B $B2>A[E*$K@F<!2=$7$F7W;;$7$?>l9g$K7k2L$,;}$DA4<!?t$NCM$H$J$k(B.
        !          1546: @item
        !          1547: @code{sugar} $B$O(B, $B%0%l%V%J4pDl7W;;$K$*$1$k@55,2=BP$NA*Br$N%9%H%i%F%8$r(B
        !          1548: $B7hDj$9$k$?$a$N=EMW$J;X?K$H$J$k(B.
        !          1549: @end itemize
        !          1550:
        !          1551: @example
        !          1552: [74] dp_ord(0)$
        !          1553: [75] X=<<1,2>>+<<0,1>>$
        !          1554: [76] Y=<<1,2>>+<<1,0>>$
        !          1555: [77] Z=X-Y;
        !          1556: (-1)*<<1,0>>+(1)*<<0,1>>
        !          1557: [78] dp_sugar(T);
        !          1558: 3
        !          1559: @end example
        !          1560:
        !          1561: @node dp_lcm,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1562: @subsection @code{dp_lcm}
        !          1563: @findex dp_lcm
        !          1564:
        !          1565: @table @t
        !          1566: @item dp_lcm(@var{dpoly1},@var{dpoly2})
        !          1567: :: $B:G>.8xG\9`$rJV$9(B.
        !          1568: @end table
        !          1569:
        !          1570: @table @var
        !          1571: @item return
        !          1572: $BJ,;6I=8=B?9`<0(B
        !          1573: @item dpoly1, dpoly2
        !          1574: $BJ,;6I=8=B?9`<0(B
        !          1575: @end table
        !          1576:
        !          1577: @itemize @bullet
        !          1578: @item
        !          1579: $B$=$l$>$l$N0z?t$NF,9`$N:G>.8xG\9`$rJV$9(B. $B78?t$O(B 1 $B$G$"$k(B.
        !          1580: @end itemize
        !          1581:
        !          1582: @example
        !          1583: [100] dp_lcm(<<1,2,3,4,5>>,<<5,4,3,2,1>>);
        !          1584: (1)*<<5,4,3,4,5>>
        !          1585: @end example
        !          1586:
        !          1587: @table @t
        !          1588: @item $B;2>H(B
        !          1589: @fref{p_nf p_nf_mod p_true_nf p_true_nf_mod}.
        !          1590: @end table
        !          1591:
        !          1592: @node dp_redble,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1593: @subsection @code{dp_redble}
        !          1594: @findex dp_redble
        !          1595:
        !          1596: @table @t
        !          1597: @item dp_redble(@var{dpoly1},@var{dpoly2})
        !          1598: :: $BF,9`$I$&$7$,@0=|2DG=$+$I$&$+D4$Y$k(B.
        !          1599: @end table
        !          1600:
        !          1601: @table @var
        !          1602: @item return
        !          1603: $B@0?t(B
        !          1604: @item dpoly1, dpoly2
        !          1605: $BJ,;6I=8=B?9`<0(B
        !          1606: @end table
        !          1607:
        !          1608: @itemize @bullet
        !          1609: @item
        !          1610: @var{dpoly1} $B$NF,9`$,(B @var{dpoly2} $B$NF,9`$G3d$j@Z$l$l$P(B 1, $B3d$j@Z$l$J$1$l$P(B
        !          1611: 0 $B$rJV$9(B.
        !          1612: @item
        !          1613: $BB?9`<0$N4JLs$r9T$&:](B, $B$I$N9`$r4JLs$G$-$k$+$rC5$9$N$KMQ$$$k(B.
        !          1614: @end itemize
        !          1615:
        !          1616: @example
        !          1617: [148] C;
        !          1618: (1)*<<1,1,1,0,0>>+(1)*<<0,1,1,1,0>>+(1)*<<1,1,0,0,1>>+(1)*<<1,0,0,1,1>>
        !          1619: [149] T;
        !          1620: (3)*<<2,1,0,0,0>>+(3)*<<1,2,0,0,0>>+(1)*<<0,3,0,0,0>>+(6)*<<1,1,1,0,0>>
        !          1621: [150] for ( ; T; T = dp_rest(T)) print(dp_redble(T,C));
        !          1622: 0
        !          1623: 0
        !          1624: 0
        !          1625: 1
        !          1626: @end example
        !          1627:
        !          1628: @table @t
        !          1629: @item $B;2>H(B
        !          1630: @fref{dp_red dp_red_mod}.
        !          1631: @end table
        !          1632:
        !          1633: @node dp_subd,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1634: @subsection @code{dp_subd}
        !          1635: @findex dp_subd
        !          1636:
        !          1637: @table @t
        !          1638: @item dp_subd(@var{dpoly1},@var{dpoly2})
        !          1639: :: $BF,9`$N>&C19`<0$rJV$9(B.
        !          1640: @end table
        !          1641:
        !          1642: @table @var
        !          1643: @item return
        !          1644: $BJ,;6I=8=B?9`<0(B
        !          1645: @item dpoly1, dpoly2
        !          1646: $BJ,;6I=8=B?9`<0(B
        !          1647: @end table
        !          1648:
        !          1649: @itemize @bullet
        !          1650: @item
        !          1651: @code{dp_ht(@var{dpoly1})/dp_ht(@var{dpoly2})} $B$r5a$a$k(B. $B7k2L$N78?t$O(B 1
        !          1652: $B$G$"$k(B.
        !          1653: @item
        !          1654: $B3d$j@Z$l$k$3$H$,$"$i$+$8$a$o$+$C$F$$$kI,MW$,$"$k(B.
        !          1655: @end itemize
        !          1656:
        !          1657: @example
        !          1658: [162] dp_subd(<<1,2,3,4,5>>,<<1,1,2,3,4>>);
        !          1659: (1)*<<0,1,1,1,1>>
        !          1660: @end example
        !          1661:
        !          1662: @table @t
        !          1663: @item $B;2>H(B
        !          1664: @fref{dp_red dp_red_mod}.
        !          1665: @end table
        !          1666:
        !          1667: @node dp_vtoe dp_etov,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1668: @subsection @code{dp_vtoe}, @code{dp_etov}
        !          1669: @findex dp_vtoe
        !          1670: @findex dp_etov
        !          1671:
        !          1672: @table @t
        !          1673: @item dp_vtoe(@var{vect})
        !          1674: :: $B;X?t%Y%/%H%k$r9`$KJQ49(B
        !          1675: @item dp_etov(@var{dpoly})
        !          1676: :: $BF,9`$r;X?t%Y%/%H%k$KJQ49(B
        !          1677: @end table
        !          1678:
        !          1679: @table @var
        !          1680: @item return
        !          1681: @code{dp_vtoe} : $BJ,;6I=8=B?9`<0(B, @code{dp_etov} : $B%Y%/%H%k(B
        !          1682: @item vect
        !          1683: $B%Y%/%H%k(B
        !          1684: @item dpoly
        !          1685: $BJ,;6I=8=B?9`<0(B
        !          1686: @end table
        !          1687:
        !          1688: @itemize @bullet
        !          1689: @item
        !          1690: @code{dp_vtoe()} $B$O(B, $B%Y%/%H%k(B @var{vect} $B$r;X?t%Y%/%H%k$H$9$k9`$r@8@.$9$k(B.
        !          1691: @item
        !          1692: @code{dp_etov()} $B$O(B, $BJ,;6I=8=B?9`<0(B @code{dpoly} $B$NF,9`$N;X?t%Y%/%H%k$r(B
        !          1693: $B%Y%/%H%k$KJQ49$9$k(B.
        !          1694: @end itemize
        !          1695:
        !          1696: @example
        !          1697: [211] X=<<1,2,3>>;
        !          1698: (1)*<<1,2,3>>
        !          1699: [212] V=dp_etov(X);
        !          1700: [ 1 2 3 ]
        !          1701: [213] V[2]++$
        !          1702: [214] Y=dp_vtoe(V);
        !          1703: (1)*<<1,2,4>>
        !          1704: @end example
        !          1705:
        !          1706: @node dp_mbase,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1707: @subsection @code{dp_mbase}
        !          1708: @findex dp_mbase
        !          1709:
        !          1710: @table @t
        !          1711: @item dp_mbase(@var{dplist})
        !          1712: :: monomial $B4pDl$N7W;;(B
        !          1713: @end table
        !          1714:
        !          1715: @table @var
        !          1716: @item return
        !          1717: $BJ,;6I=8=B?9`<0$N%j%9%H(B
        !          1718: @item dplist
        !          1719: $BJ,;6I=8=B?9`<0$N%j%9%H(B
        !          1720: @end table
        !          1721:
        !          1722: @itemize @bullet
        !          1723: @item
        !          1724: $B$"$k=g=x$G%0%l%V%J4pDl$H$J$C$F$$$kB?9`<0=89g$N(B, $B$=$N=g=x$K4X$9$kJ,;6I=8=(B
        !          1725: $B$G$"$k(B @var{dplist} $B$K$D$$$F(B,
        !          1726: @var{dplist} $B$,(B K[X] $BCf$G@8@.$9$k%$%G%"%k(B I $B$,(B 0 $B<!85$N;~(B,
        !          1727: K $B>eM-8B<!85@~7A6u4V$G$"$k(B K[X]/I $B$N(B monomial $B$K$h$k4pDl$r5a$a$k(B.
        !          1728: @item
        !          1729: $BF@$i$l$?4pDl$N8D?t$,(B, K[X]/I $B$N(B K-$B@~7A6u4V$H$7$F$N<!85$KEy$7$$(B.
        !          1730: @end itemize
        !          1731:
        !          1732: @example
        !          1733: [215] K=katsura(5)$
        !          1734: [216] V=[u5,u4,u3,u2,u1,u0]$
        !          1735: [217] G0=gr(K,V,0)$
        !          1736: [218] H=map(dp_ptod,G0,V)$
        !          1737: [219] map(dp_ptod,dp_mbase(H),V)$
        !          1738: [u0^5,u4*u0^3,u3*u0^3,u2*u0^3,u1*u0^3,u0^4,u3^2*u0,u2*u3*u0,u1*u3*u0,
        !          1739: u1*u2*u0,u1^2*u0,u4*u0^2,u3*u0^2,u2*u0^2,u1*u0^2,u0^3,u3^2,u2*u3,u1*u3,
        !          1740: u1*u2,u1^2,u4*u0,u3*u0,u2*u0,u1*u0,u0^2,u4,u3,u2,u1,u0,1]
        !          1741: @end example
        !          1742:
        !          1743: @table @t
        !          1744: @item $B;2>H(B
        !          1745: @fref{gr hgr gr_mod}.
        !          1746: @end table
        !          1747:
        !          1748: @node dp_mag,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1749: @subsection @code{dp_mag}
        !          1750: @findex dp_mag
        !          1751:
        !          1752: @table @t
        !          1753: @item dp_mag(@var{p})
        !          1754: :: $B78?t$N%S%C%HD9$NOB$rJV$9(B
        !          1755: @end table
        !          1756:
        !          1757: @table @var
        !          1758: @item return
        !          1759: $B?t(B
        !          1760: @item p
        !          1761: $BJ,;6I=8=B?9`<0(B
        !          1762: @end table
        !          1763:
        !          1764: @itemize @bullet
        !          1765: @item
        !          1766: $BJ,;6I=8=B?9`<0$N78?t$K8=$l$kM-M}?t$K$D$-(B, $B$=$NJ,JlJ,;R(B ($B@0?t$N>l9g$OJ,;R(B)
        !          1767: $B$N%S%C%HD9$NAmOB$rJV$9(B.
        !          1768: @item
        !          1769: $BBP>]$H$J$kB?9`<0$NBg$-$5$NL\0B$H$7$FM-8z$G$"$k(B. $BFC$K(B, 0 $B<!85%7%9%F%`$K$*$$$F$O(B
        !          1770: $B78?tKDD%$,LdBj$H$J$j(B, $BESCf@8@.$5$l$kB?9`<0$,78?tKDD%$r5/$3$7$F$$$k$+$I$&$+(B
        !          1771: $B$NH=Dj$KLrN)$D(B.
        !          1772: @item
        !          1773: @code{dp_gr_flags()} $B$G(B, @code{ShowMag}, @code{Print} $B$r(B on $B$K$9$k$3$H$K$h$j(B
        !          1774: $BESCf@8@.$5$l$kB?9`<0$K$?$$$9$k(B @code{dp_mag()} $B$NCM$r8+$k$3$H$,$G$-$k(B.
        !          1775: @end itemize
        !          1776:
        !          1777: @example
        !          1778: [221] X=dp_ptod((x+2*y)^10,[x,y])$
        !          1779: [222] dp_mag(X);
        !          1780: 115
        !          1781: @end example
        !          1782:
        !          1783: @table @t
        !          1784: @item $B;2>H(B
        !          1785: @fref{dp_gr_flags dp_gr_print}.
        !          1786: @end table
        !          1787:
        !          1788: @node dp_red dp_red_mod,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1789: @subsection @code{dp_red}, @code{dp_red_mod}
        !          1790: @findex dp_red
        !          1791: @findex dp_red_mod
        !          1792:
        !          1793: @table @t
        !          1794: @item dp_red(@var{dpoly1},@var{dpoly2},@var{dpoly3})
        !          1795: @item dp_red_mod(@var{dpoly1},@var{dpoly2},@var{dpoly3},@var{mod})
        !          1796: :: $B0l2s$N4JLsA`:n(B
        !          1797: @end table
        !          1798:
        !          1799: @table @var
        !          1800: @item return
        !          1801: $B%j%9%H(B
        !          1802: @item dpoly1, dpoly2, dpoly3
        !          1803: $BJ,;6I=8=B?9`<0(B
        !          1804: @item vlist
        !          1805: $B%j%9%H(B
        !          1806: @item mod
        !          1807: $BAG?t(B
        !          1808: @end table
        !          1809:
        !          1810: @itemize @bullet
        !          1811: @item
        !          1812: @var{dpoly1} + @var{dpoly2} $B$J$kJ,;6I=8=B?9`<0$r(B @var{dpoly3} $B$G(B
        !          1813: 1 $B2s4JLs$9$k(B.
        !          1814: @item
        !          1815: @code{dp_red_mod()} $B$NF~NO$O(B, $BA4$FM-8BBN78?t$KJQ49$5$l$F$$$kI,MW$,$"$k(B.
        !          1816: @item
        !          1817: $B4JLs$5$l$k9`$O(B @var{dpoly2} $B$NF,9`$G$"$k(B. $B=>$C$F(B, @var{dpoly2} $B$N(B
        !          1818: $BF,9`$,(B @var{dpoly3} $B$NF,9`$G3d$j@Z$l$k$3$H$,$"$i$+$8$a$o$+$C$F$$$J$1$l$P(B
        !          1819: $B$J$i$J$$(B.
        !          1820: @item
        !          1821: $B0z?t$,@0?t78?t$N;~(B, $B4JLs$O(B, $BJ,?t$,8=$l$J$$$h$&(B, $B@0?t(B @var{a}, @var{b},
        !          1822: $B9`(B @var{t} $B$K$h$j(B @var{a(dpoly1 + dpoly2)-bt dpoly3} $B$H$7$F7W;;$5$l$k(B.
        !          1823: @item
        !          1824: $B7k2L$O(B, @code{[@var{a dpoly1},@var{a dpoly2 - bt dpoly3}]} $B$J$k%j%9%H$G$"$k(B.
        !          1825: @end itemize
        !          1826:
        !          1827: @example
        !          1828: [157] D=(3)*<<2,1,0,0,0>>+(3)*<<1,2,0,0,0>>+(1)*<<0,3,0,0,0>>;
        !          1829: (3)*<<2,1,0,0,0>>+(3)*<<1,2,0,0,0>>+(1)*<<0,3,0,0,0>>
        !          1830: [158] R=(6)*<<1,1,1,0,0>>;
        !          1831: (6)*<<1,1,1,0,0>>
        !          1832: [159] C=12*<<1,1,1,0,0>>+(1)*<<0,1,1,1,0>>+(1)*<<1,1,0,0,1>>;
        !          1833: (12)*<<1,1,1,0,0>>+(1)*<<0,1,1,1,0>>+(1)*<<1,1,0,0,1>>
        !          1834: [160] dp_red(D,R,C);
        !          1835: [(6)*<<2,1,0,0,0>>+(6)*<<1,2,0,0,0>>+(2)*<<0,3,0,0,0>>,(-1)*<<0,1,1,1,0>>
        !          1836: +(-1)*<<1,1,0,0,1>>]
        !          1837: @end example
        !          1838:
        !          1839: @table @t
        !          1840: @item $B;2>H(B
        !          1841: @fref{dp_mod dp_rat}.
        !          1842: @end table
        !          1843:
        !          1844: @node dp_sp dp_sp_mod,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1845: @subsection @code{dp_sp}, @code{dp_sp_mod}
        !          1846: @findex dp_sp
        !          1847: @findex dp_sp_mod
        !          1848:
        !          1849: @table @t
        !          1850: @item dp_sp(@var{dpoly1},@var{dpoly2})
        !          1851: @item dp_sp_mod(@var{dpoly1},@var{dpoly2},@var{mod})
        !          1852: :: S-$BB?9`<0$N7W;;(B
        !          1853: @end table
        !          1854:
        !          1855: @table @var
        !          1856: @item return
        !          1857: $BJ,;6I=8=B?9`<0(B
        !          1858: @item dpoly1, dpoly2
        !          1859: $BJ,;6I=8=B?9`<0(B
        !          1860: @item mod
        !          1861: $BAG?t(B
        !          1862: @end table
        !          1863:
        !          1864: @itemize @bullet
        !          1865: @item
        !          1866: @var{dpoly1}, @var{dpoly2} $B$N(B S-$BB?9`<0$r7W;;$9$k(B.
        !          1867: @item
        !          1868: @code{dp_sp_mod()} $B$NF~NO$O(B, $BA4$FM-8BBN78?t$KJQ49$5$l$F$$$kI,MW$,$"$k(B.
        !          1869: @item
        !          1870: $B7k2L$KM-M}?t(B, $BM-M}<0$,F~$k$N$rHr$1$k$?$a(B, $B7k2L$,Dj?tG\(B, $B$"$k$$$OB?9`<0(B
        !          1871: $BG\$5$l$F$$$k2DG=@-$,$"$k(B.
        !          1872: @end itemize
        !          1873:
        !          1874: @example
        !          1875: [227] X=dp_ptod(x^2*y+x*y,[x,y]);
        !          1876: (1)*<<2,1>>+(1)*<<1,1>>
        !          1877: [228] Y=dp_ptod(x*y^2+x*y,[x,y]);
        !          1878: (1)*<<1,2>>+(1)*<<1,1>>
        !          1879: [229] dp_sp(X,Y);
        !          1880: (-1)*<<2,1>>+(1)*<<1,2>>
        !          1881: @end example
        !          1882:
        !          1883: @table @t
        !          1884: @item $B;2>H(B
        !          1885: @fref{dp_mod dp_rat}.
        !          1886: @end table
        !          1887: @node p_nf p_nf_mod p_true_nf p_true_nf_mod,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1888: @subsection @code{p_nf}, @code{p_nf_mod}, @code{p_true_nf}, @code{p_true_nf_mod}
        !          1889: @findex p_nf
        !          1890: @findex p_nf_mod
        !          1891: @findex p_true_nf
        !          1892: @findex p_true_nf_mod
        !          1893:
        !          1894: @table @t
        !          1895: @item p_nf(@var{poly},@var{plist},@var{vlist},@var{order})
        !          1896: @itemx p_nf_mod(@var{poly},@var{plist},@var{vlist},@var{order},@var{mod})
        !          1897: :: $BI=8=B?9`<0$N@55,7A$r5a$a$k(B. ($B7k2L$ODj?tG\$5$l$F$$$k2DG=@-$"$j(B)
        !          1898: @item p_true_nf(@var{poly},@var{plist},@var{vlist},@var{order})
        !          1899: @itemx p_true_nf_mod(@var{poly},@var{plist},@var{vlist},@var{order},@var{mod})
        !          1900: :: $BI=8=B?9`<0$N@55,7A$r5a$a$k(B. ($B??$N7k2L$r(B @code{[$BJ,;R(B, $BJ,Jl(B]} $B$N7A$GJV$9(B)
        !          1901: @end table
        !          1902:
        !          1903: @table @var
        !          1904: @item return
        !          1905: @code{p_nf} : $BB?9`<0(B, @code{p_true_nf} : $B%j%9%H(B
        !          1906: @item poly
        !          1907: $BB?9`<0(B
        !          1908: @item plist,vlist
        !          1909: $B%j%9%H(B
        !          1910: @item order
        !          1911: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !          1912: @item mod
        !          1913: $BAG?t(B
        !          1914: @end table
        !          1915:
        !          1916: @itemize @bullet
        !          1917: @item
        !          1918: @samp{gr} $B$GDj5A$5$l$F$$$k(B.
        !          1919: @item
        !          1920: $BB?9`<0$N(B, $BB?9`<0%j%9%H$K$h$k@55,7A$r5a$a$k(B.
        !          1921: @item
        !          1922: @code{dp_nf()}, @code{dp_true_nf()}, @code{dp_nf_mod()}, @code{dp_true_nf_mod}
        !          1923: $B$KBP$9$k%$%s%?%U%'!<%9$G$"$k(B.
        !          1924: @item
        !          1925: @var{poly} $B$*$h$S(B @var{plist} $B$O(B, $BJQ?t=g=x(B @var{vlist} $B$*$h$S(B
        !          1926: $BJQ?t=g=x7?(B @var{otype} $B$K=>$C$FJ,;6I=8=B?9`<0$KJQ49$5$l(B,
        !          1927: @code{dp_nf()}, @code{dp_true_nf()}, @code{dp_nf_mod()},
        !          1928: @code{dp_true_nf_mod()} $B$KEO$5$l$k(B.
        !          1929: @item
        !          1930: @code{dp_nf()}, @code{dp_true_nf()}, @code{dp_nf_mod()},
        !          1931: @code{dp_true_nf_mod()} $B$O(B @var{fullreduce} $B$,(B 1 $B$G8F$S=P$5$l$k(B.
        !          1932: @item
        !          1933: $B7k2L$OB?9`<0$KJQ49$5$l$F=PNO$5$l$k(B.
        !          1934: @item
        !          1935: @code{p_true_nf()}, @code{p_true_nf_mod()} $B$N=PNO$K4X$7$F$O(B,
        !          1936: @code{dp_true_nf()}, @code{dp_true_nf_mod()} $B$N9`$r;2>H(B.
        !          1937: @end itemize
        !          1938:
        !          1939: @example
        !          1940: [79] K = katsura(5)$
        !          1941: [80] V = [u5,u4,u3,u2,u1,u0]$
        !          1942: [81] G = hgr(K,V,2)$
        !          1943: [82] p_nf(K[1],G,V,2);
        !          1944: 0
        !          1945: [83] L = p_true_nf(K[1]+1,G,V,2);
        !          1946: [-1503...,-1503...]
        !          1947: [84] L[0]/L[1];
        !          1948: 1
        !          1949: @end example
        !          1950:
        !          1951: @table @t
        !          1952: @item $B;2>H(B
        !          1953: @fref{dp_ptod},
        !          1954: @fref{dp_dtop},
        !          1955: @fref{dp_ord},
        !          1956: @fref{dp_nf dp_nf_mod dp_true_nf dp_true_nf_mod}.
        !          1957: @end table
        !          1958:
        !          1959: @node p_terms,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          1960: @subsection @code{p_terms}
        !          1961: @findex p_terms
        !          1962:
        !          1963: @table @t
        !          1964: @item p_terms(@var{poly},@var{vlist},@var{order})
        !          1965: :: $BB?9`<0$K$"$i$o$l$kC19`$r%j%9%H$K$9$k(B.
        !          1966: @end table
        !          1967:
        !          1968: @table @var
        !          1969: @item return
        !          1970: $B%j%9%H(B
        !          1971: @item poly
        !          1972: $BB?9`<0(B
        !          1973: @item vlist
        !          1974: $B%j%9%H(B
        !          1975: @item order
        !          1976: $B?t(B, $B%j%9%H$^$?$O9TNs(B
        !          1977: @end table
        !          1978:
        !          1979: @itemize @bullet
        !          1980: @item
        !          1981: @samp{gr} $B$GDj5A$5$l$F$$$k(B.
        !          1982: @item
        !          1983: $BB?9`<0$rC19`$KE83+$7$?;~$K8=$l$k9`$r%j%9%H$K$7$FJV$9(B.
        !          1984: @var{vlist} $B$*$h$S(B @var{order} $B$K$h$jDj$^$k9`=g=x$K$h$j(B, $B=g=x$N9b$$$b$N(B
        !          1985: $B$,%j%9%H$N@hF,$KMh$k$h$&$K%=!<%H$5$l$k(B.
        !          1986: @item
        !          1987: $B%0%l%V%J4pDl$O$7$P$7$P78?t$,5pBg$K$J$k$?$a(B, $B<B:]$K$I$N9`$,8=$l$F(B
        !          1988: $B$$$k$N$+$r8+$k$?$a$J$I$KMQ$$$k(B.
        !          1989: @end itemize
        !          1990:
        !          1991: @example
        !          1992: [233] G=gr(katsura(5),[u5,u4,u3,u2,u1,u0],2)$
        !          1993: [234] p_terms(G[0],[u5,u4,u3,u2,u1,u0],2);
        !          1994: [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,
        !          1995: 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,
        !          1996: u0^6,u0^5,u0^4,u0^3,u0^2,u0,1]
        !          1997: @end example
        !          1998:
        !          1999: @node gb_comp,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          2000: @subsection @code{gb_comp}
        !          2001: @findex gb_comp
        !          2002:
        !          2003: @table @t
        !          2004: @item gb_comp(@var{plist1}, @var{plist2})
        !          2005: :: $BB?9`<0%j%9%H$,(B, $BId9f$r=|$$$F=89g$H$7$FEy$7$$$+$I$&$+D4$Y$k(B.
        !          2006: @end table
        !          2007:
        !          2008: @table @var
        !          2009: @item return 0 $B$^$?$O(B 1
        !          2010: @item plist1, plist2
        !          2011: @end table
        !          2012:
        !          2013: @itemize @bullet
        !          2014: @item
        !          2015: @var{plist1}, @var{plist2} $B$K$D$$$F(B, $BId9f$r=|$$$F=89g$H$7$FEy$7$$$+$I$&$+(B
        !          2016: $BD4$Y$k(B.
        !          2017: @item
        !          2018: $B0[$J$kJ}K!$G5a$a$?%0%l%V%J4pDl$O(B, $B4pDl$N=g=x(B, $BId9f$,0[$J$k>l9g$,$"$j(B,
        !          2019: $B$=$l$i$,Ey$7$$$+$I$&$+$rD4$Y$k$?$a$KMQ$$$k(B.
        !          2020: @end itemize
        !          2021:
        !          2022: @example
        !          2023: [243] C=cyclic(6)$
        !          2024: [244] V=[c0,c1,c2,c3,c4,c5]$
        !          2025: [245] G0=gr(C,V,0)$
        !          2026: [246] G=tolex(G0,V,0,V)$
        !          2027: [247] GG=lex_tl(C,V,0,V,0)$
        !          2028: [248] gb_comp(G,GG);
        !          2029: 1
        !          2030: @end example
        !          2031:
        !          2032: @node katsura hkatsura cyclic hcyclic,,, $B%0%l%V%J4pDl$K4X$9$kH!?t(B
        !          2033: @subsection @code{katsura}, @code{hkatsura}, @code{cyclic}, @code{hcyclic}
        !          2034: @findex katsura
        !          2035: @findex hkatsura
        !          2036: @findex cyclic
        !          2037: @findex hcyclic
        !          2038:
        !          2039: @table @t
        !          2040: @item katsura(@var{n})
        !          2041: @item hkatsura(@var{n})
        !          2042: @item cyclic(@var{n})
        !          2043: @item hcyclic(@var{n})
        !          2044: :: $BB?9`<0%j%9%H$N@8@.(B
        !          2045: @end table
        !          2046:
        !          2047: @table @var
        !          2048: @item return
        !          2049: $B%j%9%H(B
        !          2050: @item n
        !          2051: $B@0?t(B
        !          2052: @end table
        !          2053:
        !          2054: @itemize @bullet
        !          2055: @item
        !          2056: @code{katsura()} $B$O(B @samp{katsura}, @code{cyclic()} $B$O(B @samp{cyclic}
        !          2057: $B$GDj5A$5$l$F$$$k(B.
        !          2058: @item
        !          2059: $B%0%l%V%J4pDl7W;;$G$7$P$7$P%F%9%H(B, $B%Y%s%A%^!<%/$KMQ$$$i$l$k(B @code{katsura},
        !          2060: @code{cyclic} $B$*$h$S$=$N@F<!2=$r@8@.$9$k(B.
        !          2061: @item
        !          2062: @code{cyclic} $B$O(B @code{Arnborg}, @code{Lazard}, @code{Davenport} $B$J$I$N(B
        !          2063: $BL>$G8F$P$l$k$3$H$b$"$k(B.
        !          2064: @end itemize
        !          2065:
        !          2066: @example
        !          2067: [74] load("katsura")$
        !          2068: [79] load("cyclic")$
        !          2069: [89] katsura(5);
        !          2070: [u0+2*u4+2*u3+2*u2+2*u1+2*u5-1,2*u4*u0-u4+2*u1*u3+u2^2+2*u5*u1,
        !          2071: 2*u3*u0+2*u1*u4-u3+(2*u1+2*u5)*u2,2*u2*u0+2*u2*u4+(2*u1+2*u5)*u3-u2+u1^2,
        !          2072: 2*u1*u0+(2*u3+2*u5)*u4+2*u2*u3+2*u1*u2-u1,
        !          2073: u0^2-u0+2*u4^2+2*u3^2+2*u2^2+2*u1^2+2*u5^2]
        !          2074: [90] hkatsura(5);
        !          2075: [-t+u0+2*u4+2*u3+2*u2+2*u1+2*u5,
        !          2076: -u4*t+2*u4*u0+2*u1*u3+u2^2+2*u5*u1,-u3*t+2*u3*u0+2*u1*u4+(2*u1+2*u5)*u2,
        !          2077: -u2*t+2*u2*u0+2*u2*u4+(2*u1+2*u5)*u3+u1^2,
        !          2078: -u1*t+2*u1*u0+(2*u3+2*u5)*u4+2*u2*u3+2*u1*u2,
        !          2079: -u0*t+u0^2+2*u4^2+2*u3^2+2*u2^2+2*u1^2+2*u5^2]
        !          2080: [91] cyclic(6);
        !          2081: [c5*c4*c3*c2*c1*c0-1,
        !          2082: ((((c4+c5)*c3+c5*c4)*c2+c5*c4*c3)*c1+c5*c4*c3*c2)*c0+c5*c4*c3*c2*c1,
        !          2083: (((c3+c5)*c2+c5*c4)*c1+c5*c4*c3)*c0+c4*c3*c2*c1+c5*c4*c3*c2,
        !          2084: ((c2+c5)*c1+c5*c4)*c0+c3*c2*c1+c4*c3*c2+c5*c4*c3,
        !          2085: (c1+c5)*c0+c2*c1+c3*c2+c4*c3+c5*c4,c0+c1+c2+c3+c4+c5]
        !          2086: [92] hcyclic(6);
        !          2087: [-c^6+c5*c4*c3*c2*c1*c0,
        !          2088: ((((c4+c5)*c3+c5*c4)*c2+c5*c4*c3)*c1+c5*c4*c3*c2)*c0+c5*c4*c3*c2*c1,
        !          2089: (((c3+c5)*c2+c5*c4)*c1+c5*c4*c3)*c0+c4*c3*c2*c1+c5*c4*c3*c2,
        !          2090: ((c2+c5)*c1+c5*c4)*c0+c3*c2*c1+c4*c3*c2+c5*c4*c3,
        !          2091: (c1+c5)*c0+c2*c1+c3*c2+c4*c3+c5*c4,c0+c1+c2+c3+c4+c5]
        !          2092: @end example
        !          2093:
        !          2094: @table @t
        !          2095: @item $B;2>H(B
        !          2096: @fref{dp_dtop}.
        !          2097: @end table
        !          2098:

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