version 1.1, 1999/12/03 07:39:08 |
version 1.17, 2003/07/23 01:22:50 |
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/* $OpenXM: OpenXM/src/asir99/engine/distm.c,v 1.1.1.1 1999/11/10 08:12:26 noro Exp $ */ |
/* |
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* Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED |
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* All rights reserved. |
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* |
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* FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited, |
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* non-exclusive and royalty-free license to use, copy, modify and |
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* redistribute, solely for non-commercial and non-profit purposes, the |
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* computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and |
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* conditions of this Agreement. For the avoidance of doubt, you acquire |
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* only a limited right to use the SOFTWARE hereunder, and FLL or any |
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* third party developer retains all rights, including but not limited to |
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* copyrights, in and to the SOFTWARE. |
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* |
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* (1) FLL does not grant you a license in any way for commercial |
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* purposes. You may use the SOFTWARE only for non-commercial and |
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* non-profit purposes only, such as academic, research and internal |
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* business use. |
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* (2) The SOFTWARE is protected by the Copyright Law of Japan and |
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* international copyright treaties. If you make copies of the SOFTWARE, |
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* with or without modification, as permitted hereunder, you shall affix |
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* to all such copies of the SOFTWARE the above copyright notice. |
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* (3) An explicit reference to this SOFTWARE and its copyright owner |
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* shall be made on your publication or presentation in any form of the |
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* results obtained by use of the SOFTWARE. |
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* (4) In the event that you modify the SOFTWARE, you shall notify FLL by |
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* e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification |
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* for such modification or the source code of the modified part of the |
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* SOFTWARE. |
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* |
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* THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL |
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* MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND |
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* EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS |
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* FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES' |
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* RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY |
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* MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY. |
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* UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT, |
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* OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY |
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL |
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* DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES |
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* ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES |
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* FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY |
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* DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF |
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* SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART |
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* OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
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* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
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* |
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* $OpenXM: OpenXM_contrib2/asir2000/engine/distm.c,v 1.16 2003/07/22 10:11:43 noro Exp $ |
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*/ |
#include "ca.h" |
#include "ca.h" |
#include "inline.h" |
#include "inline.h" |
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#define NV(p) ((p)->nv) |
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#define C(p) ((p)->c) |
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#if 0 |
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#define ITOS(p) (((unsigned int)(p))>>1) |
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#define STOI(i) ((P)((((unsigned int)(i))<<1)|1)) |
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#else |
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#define ITOS(p) (((unsigned int)(p))&0x7fffffff) |
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#define STOI(i) ((P)((unsigned int)(i)|0x80000000)) |
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#endif |
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extern int (*cmpdl)(); |
extern int (*cmpdl)(); |
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extern int do_weyl; |
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void ptomd(vl,mod,dvl,p,pr) |
void ptomd(VL vl,int mod,VL dvl,P p,DP *pr) |
VL vl,dvl; |
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int mod; |
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P p; |
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DP *pr; |
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{ |
{ |
P t; |
P t; |
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mptomd(vl,mod,dvl,t,pr); |
mptomd(vl,mod,dvl,t,pr); |
} |
} |
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void mptomd(vl,mod,dvl,p,pr) |
void mptomd(VL vl,int mod,VL dvl,P p,DP *pr) |
VL vl,dvl; |
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int mod; |
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P p; |
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DP *pr; |
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{ |
{ |
int n,i; |
int n,i; |
VL tvl; |
VL tvl; |
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} else { |
} else { |
for ( dc = DC(p), s = 0; dc; dc = NEXT(dc) ) { |
for ( dc = DC(p), s = 0; dc; dc = NEXT(dc) ) { |
mptomd(vl,mod,dvl,COEF(dc),&t); |
mptomd(vl,mod,dvl,COEF(dc),&t); |
NEWDL(d,n); d->td = QTOS(DEG(dc)); d->d[i] = d->td; |
NEWDL(d,n); d->d[i] = QTOS(DEG(dc)); |
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d->td = MUL_WEIGHT(d->d[i],i); |
NEWMP(m); m->dl = d; C(m) = (P)ONEM; NEXT(m) = 0; MKDP(n,m,u); |
NEWMP(m); m->dl = d; C(m) = (P)ONEM; NEXT(m) = 0; MKDP(n,m,u); |
mulmd(vl,mod,t,u,&r); addmd(vl,mod,r,s,&t); s = t; |
comm_mulmd(vl,mod,t,u,&r); addmd(vl,mod,r,s,&t); s = t; |
} |
} |
*pr = s; |
*pr = s; |
} |
} |
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} |
} |
} |
} |
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void mdtop(vl,mod,dvl,p,pr) |
void mdtop(VL vl,int mod,VL dvl,DP p,P *pr) |
VL vl,dvl; |
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int mod; |
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DP p; |
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P *pr; |
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{ |
{ |
int n,i; |
int n,i; |
DL d; |
DL d; |
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} |
} |
} |
} |
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void addmd(vl,mod,p1,p2,pr) |
void addmd(VL vl,int mod,DP p1,DP p2,DP *pr) |
VL vl; |
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int mod; |
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DP p1,p2,*pr; |
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{ |
{ |
int n; |
int n; |
MP m1,m2,mr,mr0; |
MP m1,m2,mr,mr0; |
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} |
} |
} |
} |
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void submd(vl,mod,p1,p2,pr) |
void submd(VL vl,int mod,DP p1,DP p2,DP *pr) |
VL vl; |
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int mod; |
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DP p1,p2,*pr; |
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{ |
{ |
DP t; |
DP t; |
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} |
} |
} |
} |
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void chsgnmd(mod,p,pr) |
void chsgnmd(int mod,DP p,DP *pr) |
int mod; |
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DP p,*pr; |
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{ |
{ |
MP m,mr,mr0; |
MP m,mr,mr0; |
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} |
} |
} |
} |
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void mulmd(vl,mod,p1,p2,pr) |
void mulmd(VL vl,int mod,DP p1,DP p2,DP *pr) |
VL vl; |
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int mod; |
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DP p1,p2,*pr; |
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{ |
{ |
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if ( !do_weyl ) |
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comm_mulmd(vl,mod,p1,p2,pr); |
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else |
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weyl_mulmd(vl,mod,p1,p2,pr); |
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} |
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void comm_mulmd(VL vl,int mod,DP p1,DP p2,DP *pr) |
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{ |
MP m; |
MP m; |
DP s,t,u; |
DP s,t,u; |
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int i,l,l1; |
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static MP *w; |
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static int wlen; |
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if ( !p1 || !p2 ) |
if ( !p1 || !p2 ) |
*pr = 0; |
*pr = 0; |
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else if ( OID(p2) <= O_P ) |
else if ( OID(p2) <= O_P ) |
mulmdc(vl,mod,p1,(P)p2,pr); |
mulmdc(vl,mod,p1,(P)p2,pr); |
else { |
else { |
for ( m = BDY(p2), s = 0; m; m = NEXT(m) ) { |
for ( m = BDY(p1), l1 = 0; m; m = NEXT(m), l1++ ); |
mulmdm(vl,mod,p1,m,&t); addmd(vl,mod,s,t,&u); s = u; |
for ( m = BDY(p2), l = 0; m; m = NEXT(m), l++ ); |
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if ( l1 < l ) { |
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t = p1; p1 = p2; p2 = t; |
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l = l1; |
} |
} |
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if ( l > wlen ) { |
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if ( w ) GC_free(w); |
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w = (MP *)MALLOC(l*sizeof(MP)); |
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wlen = l; |
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} |
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for ( m = BDY(p2), i = 0; i < l; m = NEXT(m), i++ ) |
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w[i] = m; |
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for ( s = 0, i = l-1; i >= 0; i-- ) { |
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mulmdm(vl,mod,p1,w[i],&t); addmd(vl,mod,s,t,&u); s = u; |
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} |
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bzero(w,l*sizeof(MP)); |
*pr = s; |
*pr = s; |
} |
} |
} |
} |
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void mulmdm(vl,mod,p,m0,pr) |
void weyl_mulmd(VL vl,int mod,DP p1,DP p2,DP *pr) |
VL vl; |
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int mod; |
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DP p; |
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MP m0; |
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DP *pr; |
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{ |
{ |
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MP m; |
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DP s,t,u; |
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int i,l; |
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static MP *w; |
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static int wlen; |
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if ( !p1 || !p2 ) |
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*pr = 0; |
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else if ( OID(p1) <= O_P ) |
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mulmdc(vl,mod,p2,(P)p1,pr); |
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else if ( OID(p2) <= O_P ) |
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mulmdc(vl,mod,p1,(P)p2,pr); |
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else { |
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for ( m = BDY(p2), l = 0; m; m = NEXT(m), l++ ); |
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if ( l > wlen ) { |
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if ( w ) GC_free(w); |
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w = (MP *)MALLOC(l*sizeof(MP)); |
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wlen = l; |
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} |
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for ( m = BDY(p2), i = 0; i < l; m = NEXT(m), i++ ) |
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w[i] = m; |
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for ( s = 0, i = l-1; i >= 0; i-- ) { |
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weyl_mulmdm(vl,mod,p1,w[i],&t); addmd(vl,mod,s,t,&u); s = u; |
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} |
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bzero(w,l*sizeof(MP)); |
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*pr = s; |
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} |
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} |
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void mulmdm(VL vl,int mod,DP p,MP m0,DP *pr) |
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{ |
MP m,mr,mr0; |
MP m,mr,mr0; |
P c; |
P c; |
DL d; |
DL d; |
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} |
} |
} |
} |
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void mulmdc(vl,mod,p,c,pr) |
void weyl_mulmdm(VL vl,int mod,DP p,MP m0,DP *pr) |
VL vl; |
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int mod; |
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DP p; |
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P c; |
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DP *pr; |
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{ |
{ |
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DP r,t,t1; |
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MP m; |
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int n,l,i; |
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static MP *w; |
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static int wlen; |
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if ( !p ) |
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*pr = 0; |
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else { |
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for ( m = BDY(p), l = 0; m; m = NEXT(m), l++ ); |
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if ( l > wlen ) { |
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if ( w ) GC_free(w); |
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w = (MP *)MALLOC(l*sizeof(MP)); |
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wlen = l; |
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} |
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for ( m = BDY(p), i = 0; i < l; m = NEXT(m), i++ ) |
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w[i] = m; |
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for ( r = 0, i = l-1, n = NV(p); i >= 0; i-- ) { |
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weyl_mulmmm(vl,mod,w[i],m0,n,&t); |
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addmd(vl,mod,r,t,&t1); r = t1; |
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} |
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bzero(w,l*sizeof(MP)); |
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if ( r ) |
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r->sugar = p->sugar + m0->dl->td; |
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*pr = r; |
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} |
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} |
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/* m0 = x0^d0*x1^d1*... * dx0^d(n/2)*dx1^d(n/2+1)*... */ |
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void weyl_mulmmm(VL vl,int mod,MP m0,MP m1,int n,DP *pr) |
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{ |
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MP mr,mr0; |
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MQ mq; |
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DP r,t,t1; |
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P c,c0,c1; |
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DL d,d0,d1; |
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int i,j,a,b,k,l,n2,s,min; |
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static int *tab; |
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static int tablen; |
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if ( !m0 || !m1 ) |
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*pr = 0; |
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else { |
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c0 = C(m0); c1 = C(m1); |
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mulmp(vl,mod,c0,c1,&c); |
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d0 = m0->dl; d1 = m1->dl; |
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n2 = n>>1; |
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if ( n & 1 ) { |
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/* homogenized computation; dx-xd=h^2 */ |
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/* offset of h-degree */ |
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NEWDL(d,n); |
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d->td = d->d[n-1] = d0->d[n-1]+d1->d[n-1]; |
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NEWMP(mr); mr->c = (P)ONEM; mr->dl = d; NEXT(mr) = 0; |
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MKDP(n,mr,r); r->sugar = d->td; |
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} else |
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r = (DP)ONEM; |
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for ( i = 0; i < n2; i++ ) { |
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a = d0->d[i]; b = d1->d[n2+i]; |
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k = d0->d[n2+i]; l = d1->d[i]; |
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/* degree of xi^a*(Di^k*xi^l)*Di^b */ |
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a += l; |
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b += k; |
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s = MUL_WEIGHT(a,i)+MUL_WEIGHT(b,n2+i); |
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/* compute xi^a*(Di^k*xi^l)*Di^b */ |
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min = MIN(k,l); |
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if ( min+1 > tablen ) { |
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if ( tab ) GC_free(tab); |
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tab = (int *)MALLOC((min+1)*sizeof(int)); |
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tablen = min+1; |
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} |
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mkwcm(k,l,mod,tab); |
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if ( n & 1 ) |
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for ( mr0 = 0, j = 0; j <= min; j++ ) { |
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NEXTMP(mr0,mr); NEWDL(d,n); |
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d->d[i] = a-j; d->d[n2+i] = b-j; |
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d->td = s; |
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d->d[n-1] = s-(MUL_WEIGHT(a-j,i)+MUL_WEIGHT(b-j,n2+i)); |
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STOMQ(tab[j],mq); mr->c = (P)mq; mr->dl = d; |
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} |
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else |
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for ( mr0 = 0, s = 0, j = 0; j <= min; j++ ) { |
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NEXTMP(mr0,mr); NEWDL(d,n); |
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d->d[i] = a-j; d->d[n2+i] = b-j; |
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d->td = MUL_WEIGHT(a-j,i)+MUL_WEIGHT(b-j,n2+i); /* XXX */ |
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s = MAX(s,d->td); /* XXX */ |
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STOMQ(tab[j],mq); mr->c = (P)mq; mr->dl = d; |
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} |
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bzero(tab,(min+1)*sizeof(int)); |
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if ( mr0 ) |
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NEXT(mr) = 0; |
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MKDP(n,mr0,t); |
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if ( t ) |
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t->sugar = s; |
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comm_mulmd(vl,mod,r,t,&t1); r = t1; |
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} |
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mulmdc(vl,mod,r,c,pr); |
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} |
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} |
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void mulmdc(VL vl,int mod,DP p,P c,DP *pr) |
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{ |
MP m,mr,mr0; |
MP m,mr,mr0; |
int t; |
int t; |
MQ q; |
MQ q; |
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} |
} |
} |
} |
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void divsmdc(vl,mod,p,c,pr) |
void divsmdc(VL vl,int mod,DP p,P c,DP *pr) |
VL vl; |
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int mod; |
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DP p; |
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P c; |
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DP *pr; |
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{ |
{ |
MP m,mr,mr0; |
MP m,mr,mr0; |
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} |
} |
} |
} |
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#define MKDPM(n,m,d) (NEWDP(d),(d)->nv=(n),BDY(d)=(m)) |
void _dtop_mod(VL vl,VL dvl,DP p,P *pr) |
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void _mdtop(vl,mod,dvl,p,pr) |
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VL vl,dvl; |
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int mod; |
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DP p; |
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P *pr; |
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{ |
{ |
int n,i; |
int n,i; |
DL d; |
DL d; |
MP m; |
MP m; |
P r,s,t,u,w; |
P r,s,t,u,w; |
Q q; |
Q q; |
MQ tq; |
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VL tvl; |
VL tvl; |
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if ( !p ) |
if ( !p ) |
*pr = 0; |
*pr = 0; |
else { |
else { |
for ( n = p->nv, m = BDY(p), s = 0; m; m = NEXT(m) ) { |
for ( n = p->nv, m = BDY(p), s = 0; m; m = NEXT(m) ) { |
STOMQ(ITOS(C(m)),tq); t = (P)tq; |
i = ITOS(m->c); STOQ(i,q); t = (P)q; |
for ( i = 0, d = m->dl, tvl = dvl; |
for ( i = 0, d = m->dl, tvl = dvl; |
i < n; tvl = NEXT(tvl), i++ ) { |
i < n; tvl = NEXT(tvl), i++ ) { |
MKV(tvl->v,r); STOQ(d->d[i],q); pwrmp(vl,mod,r,q,&u); |
MKV(tvl->v,r); STOQ(d->d[i],q); pwrp(vl,r,q,&u); |
mulmp(vl,mod,t,u,&w); t = w; |
mulp(vl,t,u,&w); t = w; |
} |
} |
addmp(vl,mod,s,t,&u); s = u; |
addp(vl,s,t,&u); s = u; |
} |
} |
mptop(s,pr); |
*pr = s; |
} |
} |
} |
} |
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void _addmd(vl,mod,p1,p2,pr) |
void _dp_mod(DP p,int mod,NODE subst,DP *rp) |
VL vl; |
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int mod; |
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DP p1,p2,*pr; |
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{ |
{ |
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MP m,mr,mr0; |
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P t,s; |
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NODE tn; |
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if ( !p ) |
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*rp = 0; |
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else { |
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for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) { |
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for ( tn = subst, s = m->c; tn; tn = NEXT(NEXT(tn)) ) { |
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substp(CO,s,BDY(tn),BDY(NEXT(tn)),&t); |
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s = t; |
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} |
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ptomp(mod,s,&t); |
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if ( t ) { |
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NEXTMP(mr0,mr); mr->c = STOI(CONT((MQ)t)); mr->dl = m->dl; |
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} |
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} |
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if ( mr0 ) { |
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NEXT(mr) = 0; MKDP(p->nv,mr0,*rp); (*rp)->sugar = p->sugar; |
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} else |
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*rp = 0; |
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} |
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} |
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void _dp_monic(DP p,int mod,DP *rp) |
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{ |
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MP m,mr,mr0; |
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int c,c1; |
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if ( !p ) |
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*rp = 0; |
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else { |
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c = invm(ITOS(BDY(p)->c),mod); |
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for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) { |
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c1 = dmar(ITOS(m->c),c,0,mod); |
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NEXTMP(mr0,mr); mr->c = STOI(c1); mr->dl = m->dl; |
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} |
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NEXT(mr) = 0; MKDP(p->nv,mr0,*rp); (*rp)->sugar = p->sugar; |
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} |
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} |
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void _printdp(DP d) |
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{ |
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int n,i; |
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MP m; |
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DL dl; |
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if ( !d ) { |
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printf("0"); return; |
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} |
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for ( n = d->nv, m = BDY(d); m; m = NEXT(m) ) { |
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printf("%d*<<",ITOS(m->c)); |
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for ( i = 0, dl = m->dl; i < n-1; i++ ) |
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printf("%d,",dl->d[i]); |
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printf("%d",dl->d[i]); |
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printf(">>"); |
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if ( NEXT(m) ) |
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printf("+"); |
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} |
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} |
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/* merge p1 and p2 into pr */ |
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void addmd_destructive(int mod,DP p1,DP p2,DP *pr) |
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{ |
int n; |
int n; |
MP m1,m2,mr,mr0; |
MP m1,m2,mr,mr0,s; |
int t; |
int t; |
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if ( !p1 ) |
if ( !p1 ) |
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t = (ITOS(C(m1))+ITOS(C(m2))) - mod; |
t = (ITOS(C(m1))+ITOS(C(m2))) - mod; |
if ( t < 0 ) |
if ( t < 0 ) |
t += mod; |
t += mod; |
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s = m1; m1 = NEXT(m1); |
if ( t ) { |
if ( t ) { |
NEXTMP(mr0,mr); mr->dl = m1->dl; C(mr) = STOI(t); |
NEXTMP2(mr0,mr,s); C(mr) = STOI(t); |
} |
} |
m1 = NEXT(m1); m2 = NEXT(m2); break; |
s = m2; m2 = NEXT(m2); |
|
break; |
case 1: |
case 1: |
NEXTMP(mr0,mr); mr->dl = m1->dl; C(mr) = C(m1); |
s = m1; m1 = NEXT(m1); NEXTMP2(mr0,mr,s); |
m1 = NEXT(m1); break; |
break; |
case -1: |
case -1: |
NEXTMP(mr0,mr); mr->dl = m2->dl; C(mr) = C(m2); |
s = m2; m2 = NEXT(m2); NEXTMP2(mr0,mr,s); |
m2 = NEXT(m2); break; |
break; |
} |
} |
if ( !mr0 ) |
if ( !mr0 ) |
if ( m1 ) |
if ( m1 ) |
|
|
NEXT(mr) = m2; |
NEXT(mr) = m2; |
else |
else |
NEXT(mr) = 0; |
NEXT(mr) = 0; |
MKDPM(NV(p1),mr0,*pr); |
MKDP(NV(p1),mr0,*pr); |
if ( *pr ) |
if ( *pr ) |
(*pr)->sugar = MAX(p1->sugar,p2->sugar); |
(*pr)->sugar = MAX(p1->sugar,p2->sugar); |
} |
} |
} |
} |
|
|
void _submd(vl,mod,p1,p2,pr) |
void mulmd_dup(int mod,DP p1,DP p2,DP *pr) |
VL vl; |
|
int mod; |
|
DP p1,p2,*pr; |
|
{ |
{ |
DP t; |
if ( !do_weyl ) |
|
comm_mulmd_dup(mod,p1,p2,pr); |
if ( !p2 ) |
else |
*pr = p1; |
weyl_mulmd_dup(mod,p1,p2,pr); |
else { |
|
_chsgnmd(mod,p2,&t); _addmd(vl,mod,p1,t,pr); |
|
} |
|
} |
} |
|
|
void _chsgnmd(mod,p,pr) |
void comm_mulmd_dup(int mod,DP p1,DP p2,DP *pr) |
int mod; |
|
DP p,*pr; |
|
{ |
{ |
MP m,mr,mr0; |
MP m; |
|
DP s,t,u; |
|
int i,l,l1; |
|
static MP *w; |
|
static int wlen; |
|
|
if ( !p ) |
if ( !p1 || !p2 ) |
*pr = 0; |
*pr = 0; |
else { |
else { |
for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) { |
for ( m = BDY(p1), l1 = 0; m; m = NEXT(m), l1++ ); |
NEXTMP(mr0,mr); C(mr) = STOI(mod - ITOS(C(m))); mr->dl = m->dl; |
for ( m = BDY(p2), l = 0; m; m = NEXT(m), l++ ); |
|
if ( l1 < l ) { |
|
t = p1; p1 = p2; p2 = t; |
|
l = l1; |
} |
} |
NEXT(mr) = 0; MKDPM(NV(p),mr0,*pr); |
if ( l > wlen ) { |
if ( *pr ) |
if ( w ) GC_free(w); |
(*pr)->sugar = p->sugar; |
w = (MP *)MALLOC(l*sizeof(MP)); |
|
wlen = l; |
|
} |
|
for ( m = BDY(p2), i = 0; i < l; m = NEXT(m), i++ ) |
|
w[i] = m; |
|
for ( s = 0, i = l-1; i >= 0; i-- ) { |
|
mulmdm_dup(mod,p1,w[i],&t); addmd_destructive(mod,s,t,&u); s = u; |
|
} |
|
bzero(w,l*sizeof(MP)); |
|
*pr = s; |
} |
} |
} |
} |
|
|
void _mulmd(vl,mod,p1,p2,pr) |
void weyl_mulmd_dup(int mod,DP p1,DP p2,DP *pr) |
VL vl; |
|
int mod; |
|
DP p1,p2,*pr; |
|
{ |
{ |
MP m; |
MP m; |
DP s,t,u; |
DP s,t,u; |
|
int i,l; |
|
static MP *w; |
|
static int wlen; |
|
|
if ( !p1 || !p2 ) |
if ( !p1 || !p2 ) |
*pr = 0; |
*pr = 0; |
else { |
else { |
for ( m = BDY(p2), s = 0; m; m = NEXT(m) ) { |
for ( m = BDY(p1), l = 0; m; m = NEXT(m), l++ ); |
_mulmdm(vl,mod,p1,m,&t); _addmd(vl,mod,s,t,&u); s = u; |
if ( l > wlen ) { |
|
if ( w ) GC_free(w); |
|
w = (MP *)MALLOC(l*sizeof(MP)); |
|
wlen = l; |
} |
} |
|
for ( m = BDY(p1), i = 0; i < l; m = NEXT(m), i++ ) |
|
w[i] = m; |
|
for ( s = 0, i = l-1; i >= 0; i-- ) { |
|
weyl_mulmdm_dup(mod,w[i],p2,&t); addmd_destructive(mod,s,t,&u); s = u; |
|
} |
|
bzero(w,l*sizeof(MP)); |
*pr = s; |
*pr = s; |
} |
} |
} |
} |
|
|
void _mulmdm(vl,mod,p,m0,pr) |
void mulmdm_dup(int mod,DP p,MP m0,DP *pr) |
VL vl; |
|
int mod; |
|
DP p; |
|
MP m0; |
|
DP *pr; |
|
{ |
{ |
MP m,mr,mr0; |
MP m,mr,mr0; |
DL d; |
DL d,dt,dm; |
int c,n,r; |
int c,n,i; |
|
int *pt,*p1,*p2; |
|
|
if ( !p ) |
if ( !p ) |
*pr = 0; |
*pr = 0; |
|
|
m; m = NEXT(m) ) { |
m; m = NEXT(m) ) { |
NEXTMP(mr0,mr); |
NEXTMP(mr0,mr); |
C(mr) = STOI(dmar(ITOS(C(m)),c,0,mod)); |
C(mr) = STOI(dmar(ITOS(C(m)),c,0,mod)); |
adddl(n,m->dl,d,&mr->dl); |
NEWDL_NOINIT(dt,n); mr->dl = dt; |
|
dm = m->dl; |
|
dt->td = d->td + dm->td; |
|
for ( i = 0, pt = dt->d, p1=d->d, p2 = dm->d; i < n; i++ ) |
|
*pt++ = *p1++ + *p2++; |
} |
} |
NEXT(mr) = 0; MKDPM(NV(p),mr0,*pr); |
NEXT(mr) = 0; MKDP(NV(p),mr0,*pr); |
if ( *pr ) |
if ( *pr ) |
(*pr)->sugar = p->sugar + m0->dl->td; |
(*pr)->sugar = p->sugar + m0->dl->td; |
} |
} |
} |
} |
|
|
void _dtop_mod(vl,dvl,p,pr) |
void weyl_mulmdm_dup(int mod,MP m0,DP p,DP *pr) |
VL vl,dvl; |
|
DP p; |
|
P *pr; |
|
{ |
{ |
int n,i; |
DP r,t,t1; |
DL d; |
|
MP m; |
MP m; |
P r,s,t,u,w; |
DL d0; |
Q q; |
int n,n2,l,i,j,tlen; |
VL tvl; |
static MP *w,*psum; |
|
static struct cdlm *tab; |
|
static int wlen; |
|
static int rtlen; |
|
|
if ( !p ) |
if ( !p ) |
*pr = 0; |
*pr = 0; |
else { |
else { |
for ( n = p->nv, m = BDY(p), s = 0; m; m = NEXT(m) ) { |
for ( m = BDY(p), l = 0; m; m = NEXT(m), l++ ); |
i = ITOS(m->c); STOQ(i,q); t = (P)q; |
if ( l > wlen ) { |
for ( i = 0, d = m->dl, tvl = dvl; |
if ( w ) GC_free(w); |
i < n; tvl = NEXT(tvl), i++ ) { |
w = (MP *)MALLOC(l*sizeof(MP)); |
MKV(tvl->v,r); STOQ(d->d[i],q); pwrp(vl,r,q,&u); |
wlen = l; |
mulp(vl,t,u,&w); t = w; |
} |
|
for ( m = BDY(p), i = 0; i < l; m = NEXT(m), i++ ) |
|
w[i] = m; |
|
n = NV(p); n2 = n>>1; |
|
d0 = m0->dl; |
|
|
|
for ( i = 0, tlen = 1; i < n2; i++ ) |
|
tlen *= d0->d[n2+i]+1; |
|
if ( tlen > rtlen ) { |
|
if ( tab ) GC_free(tab); |
|
if ( psum ) GC_free(psum); |
|
rtlen = tlen; |
|
tab = (struct cdlm *)MALLOC(rtlen*sizeof(struct cdlm)); |
|
psum = (MP *)MALLOC(rtlen*sizeof(MP)); |
|
} |
|
bzero(psum,tlen*sizeof(MP)); |
|
for ( i = l-1; i >= 0; i-- ) { |
|
bzero(tab,tlen*sizeof(struct cdlm)); |
|
weyl_mulmmm_dup(mod,m0,w[i],n,tab,tlen); |
|
for ( j = 0; j < tlen; j++ ) { |
|
if ( tab[j].c ) { |
|
NEWMP(m); m->dl = tab[j].d; |
|
C(m) = STOI(tab[j].c); NEXT(m) = psum[j]; |
|
psum[j] = m; |
|
} |
} |
} |
addp(vl,s,t,&u); s = u; |
|
} |
} |
*pr = s; |
for ( j = tlen-1, r = 0; j >= 0; j-- ) |
|
if ( psum[j] ) { |
|
MKDP(n,psum[j],t); addmd_destructive(mod,r,t,&t1); r = t1; |
|
} |
|
if ( r ) |
|
r->sugar = p->sugar + m0->dl->td; |
|
*pr = r; |
} |
} |
} |
} |
|
|
void _dp_red_mod(p1,p2,mod,rp) |
/* m0 = x0^d0*x1^d1*... * dx0^d(n/2)*dx1^d(n/2+1)*... */ |
DP p1,p2; |
|
int mod; |
void weyl_mulmmm_dup(int mod,MP m0,MP m1,int n,struct cdlm *rtab,int rtablen) |
DP *rp; |
|
{ |
{ |
int i,n; |
int c,c0,c1; |
DL d1,d2,d; |
DL d,d0,d1,dt; |
MP m; |
int i,j,a,b,k,l,n2,s,min,curlen; |
DP t,s; |
struct cdlm *p; |
int c,c1; |
static int *ctab; |
|
static struct cdlm *tab; |
|
static int tablen; |
|
static struct cdlm *tmptab; |
|
static int tmptablen; |
|
|
n = p1->nv; d1 = BDY(p1)->dl; d2 = BDY(p2)->dl; |
if ( !m0 || !m1 ) { |
NEWDL(d,n); d->td = d1->td - d2->td; |
rtab[0].c = 0; |
for ( i = 0; i < n; i++ ) |
rtab[0].d = 0; |
d->d[i] = d1->d[i]-d2->d[i]; |
return; |
c = invm(ITOS(BDY(p2)->c),mod); c1 = dmar(c,ITOS(BDY(p1)->c),0,mod); |
} |
NEWMP(m); m->dl = d; m->c = STOI(mod-c1); NEXT(m) = 0; |
c0 = ITOS(C(m0)); c1 = ITOS(C(m1)); |
MKDP(n,m,s); s->sugar = d->td; |
c = dmar(c0,c1,0,mod); |
_mulmd(CO,mod,p2,s,&t); _addmd(CO,mod,p1,t,rp); |
d0 = m0->dl; d1 = m1->dl; |
} |
n2 = n>>1; |
|
curlen = 1; |
|
|
void _dp_mod(p,mod,subst,rp) |
NEWDL(d,n); |
DP p; |
if ( n & 1 ) |
int mod; |
/* offset of h-degree */ |
NODE subst; |
d->td = d->d[n-1] = d0->d[n-1]+d1->d[n-1]; |
DP *rp; |
else |
{ |
d->td = 0; |
MP m,mr,mr0; |
rtab[0].c = c; |
P t,s; |
rtab[0].d = d; |
NODE tn; |
|
|
|
if ( !p ) |
if ( rtablen > tmptablen ) { |
*rp = 0; |
if ( tmptab ) GC_free(tmptab); |
else { |
tmptab = (struct cdlm *)MALLOC(rtablen*sizeof(struct cdlm)); |
for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) { |
tmptablen = rtablen; |
for ( tn = subst, s = m->c; tn; tn = NEXT(NEXT(tn)) ) { |
|
substp(CO,s,BDY(tn),BDY(NEXT(tn)),&t); |
|
s = t; |
|
} |
|
ptomp(mod,s,&t); |
|
if ( t ) { |
|
NEXTMP(mr0,mr); mr->c = STOI(CONT((MQ)t)); mr->dl = m->dl; |
|
} |
|
} |
|
if ( mr0 ) { |
|
NEXT(mr) = 0; MKDP(p->nv,mr0,*rp); (*rp)->sugar = p->sugar; |
|
} else |
|
*rp = 0; |
|
} |
} |
} |
|
|
|
void _dp_sp_mod(p1,p2,mod,rp) |
for ( i = 0; i < n2; i++ ) { |
DP p1,p2; |
a = d0->d[i]; b = d1->d[n2+i]; |
int mod; |
k = d0->d[n2+i]; l = d1->d[i]; |
DP *rp; |
|
{ |
|
int i,n,td; |
|
int *w; |
|
DL d1,d2,d; |
|
MP m; |
|
DP t,s,u; |
|
|
|
n = p1->nv; d1 = BDY(p1)->dl; d2 = BDY(p2)->dl; |
/* degree of xi^a*(Di^k*xi^l)*Di^b */ |
w = (int *)ALLOCA(n*sizeof(int)); |
a += l; |
for ( i = 0, td = 0; i < n; i++ ) { |
b += k; |
w[i] = MAX(d1->d[i],d2->d[i]); td += w[i]; |
s = MUL_WEIGHT(a,i)+MUL_WEIGHT(b,n2+i); |
|
|
|
if ( !k || !l ) { |
|
for ( j = 0, p = rtab; j < curlen; j++, p++ ) { |
|
if ( p->c ) { |
|
dt = p->d; |
|
dt->d[i] = a; |
|
dt->d[n2+i] = b; |
|
dt->td += s; |
|
} |
|
} |
|
curlen *= k+1; |
|
continue; |
|
} |
|
if ( k+1 > tablen ) { |
|
if ( tab ) GC_free(tab); |
|
if ( ctab ) GC_free(ctab); |
|
tablen = k+1; |
|
tab = (struct cdlm *)MALLOC(tablen*sizeof(struct cdlm)); |
|
ctab = (int *)MALLOC(tablen*sizeof(int)); |
|
} |
|
/* compute xi^a*(Di^k*xi^l)*Di^b */ |
|
min = MIN(k,l); |
|
mkwcm(k,l,mod,ctab); |
|
bzero(tab,(k+1)*sizeof(struct cdlm)); |
|
/* n&1 != 0 => homogenized computation; dx-xd=h^2 */ |
|
if ( n & 1 ) |
|
for ( j = 0; j <= min; j++ ) { |
|
NEWDL(d,n); |
|
d->d[i] = a-j; d->d[n2+i] = b-j; |
|
d->td = s; |
|
d->d[n-1] = s-(MUL_WEIGHT(a-j,i)+MUL_WEIGHT(b-j,n2+i)); |
|
tab[j].d = d; |
|
tab[j].c = ctab[j]; |
|
} |
|
else |
|
for ( j = 0; j <= min; j++ ) { |
|
NEWDL(d,n); |
|
d->d[i] = a-j; d->d[n2+i] = b-j; |
|
d->td = MUL_WEIGHT(a-j,i)+MUL_WEIGHT(b-j,n2+i); /* XXX */ |
|
tab[j].d = d; |
|
tab[j].c = ctab[j]; |
|
} |
|
comm_mulmd_tab_destructive(mod,n,rtab,curlen,tab,k+1); |
|
curlen *= k+1; |
} |
} |
NEWDL(d,n); d->td = td - d1->td; |
|
for ( i = 0; i < n; i++ ) |
|
d->d[i] = w[i] - d1->d[i]; |
|
NEWMP(m); m->dl = d; m->c = BDY(p2)->c; NEXT(m) = 0; |
|
MKDP(n,m,s); s->sugar = d->td; _mulmd(CO,mod,p1,s,&t); |
|
NEWDL(d,n); d->td = td - d2->td; |
|
for ( i = 0; i < n; i++ ) |
|
d->d[i] = w[i] - d2->d[i]; |
|
NEWMP(m); m->dl = d; m->c = STOI(mod - ITOS(BDY(p1)->c)); NEXT(m) = 0; |
|
MKDP(n,m,s); s->sugar = d->td; _mulmd(CO,mod,p2,s,&u); |
|
_addmd(CO,mod,t,u,rp); |
|
} |
} |
|
|
void _dp_sp_component_mod(p1,p2,mod,f1,f2) |
void comm_mulmd_tab_destructive(int mod,int nv,struct cdlm *t,int n,struct cdlm *t1,int n1) |
DP p1,p2; |
|
int mod; |
|
DP *f1,*f2; |
|
{ |
{ |
int i,n,td; |
int i,j; |
int *w; |
struct cdlm *p; |
DL d1,d2,d; |
int c; |
MP m; |
DL d; |
DP t,s,u; |
|
|
|
n = p1->nv; d1 = BDY(p1)->dl; d2 = BDY(p2)->dl; |
for ( j = 1, p = t+n; j < n1; j++ ) { |
w = (int *)ALLOCA(n*sizeof(int)); |
c = t1[j].c; |
for ( i = 0, td = 0; i < n; i++ ) { |
d = t1[j].d; |
w[i] = MAX(d1->d[i],d2->d[i]); td += w[i]; |
if ( !c ) |
|
break; |
|
for ( i = 0; i < n; i++, p++ ) { |
|
if ( t[i].c ) { |
|
p->c = dmar(t[i].c,c,0,mod); |
|
adddl_dup(nv,t[i].d,d,&p->d); |
|
} |
|
} |
} |
} |
NEWDL(d,n); d->td = td - d1->td; |
c = t1[0].c; |
for ( i = 0; i < n; i++ ) |
d = t1[0].d; |
d->d[i] = w[i] - d1->d[i]; |
for ( i = 0, p = t; i < n; i++, p++ ) |
NEWMP(m); m->dl = d; m->c = BDY(p2)->c; NEXT(m) = 0; |
if ( t[i].c ) { |
MKDP(n,m,s); s->sugar = d->td; _mulmd(CO,mod,p1,s,f1); |
p->c = dmar(t[i].c,c,0,mod); |
NEWDL(d,n); d->td = td - d2->td; |
/* t[i].d += d */ |
for ( i = 0; i < n; i++ ) |
adddl_destructive(nv,t[i].d,d); |
d->d[i] = w[i] - d2->d[i]; |
} |
NEWMP(m); m->dl = d; m->c = BDY(p1)->c; NEXT(m) = 0; |
|
MKDP(n,m,s); s->sugar = d->td; _mulmd(CO,mod,p2,s,f2); |
|
} |
} |
|
|
void _printdp(d) |
void adddl_dup(int n,DL d1,DL d2,DL *dr) |
DP d; |
|
{ |
{ |
int n,i; |
DL dt; |
MP m; |
int i; |
DL dl; |
|
|
|
if ( !d ) { |
NEWDL(dt,n); |
printf("0"); return; |
*dr = dt; |
} |
dt->td = d1->td + d2->td; |
for ( n = d->nv, m = BDY(d); m; m = NEXT(m) ) { |
for ( i = 0; i < n; i++ ) |
printf("%d*<<",ITOS(m->c)); |
dt->d[i] = d1->d[i]+d2->d[i]; |
for ( i = 0, dl = m->dl; i < n-1; i++ ) |
|
printf("%d,",dl->d[i]); |
|
printf("%d",dl->d[i]); |
|
printf(">>"); |
|
if ( NEXT(m) ) |
|
printf("+"); |
|
} |
|
} |
} |