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Diff for /OpenXM/src/kan96xx/Kan/poly4.c between version 1.9 and 1.12

version 1.9, 2003/08/21 12:28:58 version 1.12, 2003/08/24 05:19:42
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 /* $OpenXM: OpenXM/src/kan96xx/Kan/poly4.c,v 1.8 2003/08/19 08:02:10 takayama Exp $ */  /* $OpenXM: OpenXM/src/kan96xx/Kan/poly4.c,v 1.11 2003/08/23 02:28:38 takayama Exp $ */
 #include <stdio.h>  #include <stdio.h>
 #include "datatype.h"  #include "datatype.h"
 #include "stackm.h"  #include "stackm.h"
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Line 8 
 static void shell(int v[],int n);  static void shell(int v[],int n);
 static int degreeOfPrincipalPart(POLY f);  static int degreeOfPrincipalPart(POLY f);
 static int degreeOfInitW(POLY f,int w[]);  static int degreeOfInitW(POLY f,int w[]);
   static int degreeOfInitWS(POLY f,int w[],int s[]);
   
   
 static void shell(v,n)  static void shell(v,n)
Line 437  POLY POLYToInitW(f,w)
Line 438  POLY POLYToInitW(f,w)
      POLY f;       POLY f;
      int w[]; /* weight vector */       int w[]; /* weight vector */
 {  {
   POLY node;  
   struct listPoly nod;  
   POLY h;    POLY h;
   POLY g;    POLY g;
   int maxd;    int maxd;
   int dd;    int dd;
   node = &nod; node->next = POLYNULL; h = node;    h = POLYNULL;
   
     /*printf("1:%s\n",POLYToString(f,'*',1));*/
   if (f ISZERO) return(f);    if (f ISZERO) return(f);
   maxd = degreeOfInitW(f,w);    maxd = degreeOfInitW(f,w);
   g = pCopy(f); /* shallow copy */    g = f;
   while (!(f ISZERO)) {    while (!(f ISZERO)) {
     dd = degreeOfInitW(f,w);      dd = degreeOfInitW(f,w);
     if (dd > maxd) maxd = dd;      if (dd > maxd) maxd = dd;
Line 456  POLY POLYToInitW(f,w)
Line 456  POLY POLYToInitW(f,w)
   while (!(g ISZERO)) {    while (!(g ISZERO)) {
     dd = degreeOfInitW(g,w);      dd = degreeOfInitW(g,w);
     if (dd == maxd) {      if (dd == maxd) {
       h->next = g;        h = ppAdd(h,newCell(g->coeffp,g->m)); /* it might be slow. */
       h = h->next;  
     }      }
     g = g->next;      g = g->next;
   }    }
   h->next = POLYNULL;    /*printf("2:%s\n",POLYToString(h,'*',1));*/
   return(node->next);    return(h);
 }  }
   
   static int degreeOfInitWS(f,w,s)
        POLY f;
        int w[];
            int s[];
   {
     int n,i,dd;
     if (f ISZERO) {
       errorPoly("degreeOfInitWS(0,w) ");
     }
     if (s == (int *) NULL) return degreeOfInitW(f,w);
     n = f->m->ringp->n; dd = 0;
     for (i=0; i<n-1; i++) {
       dd += (f->m->e[i].D)*w[n+i];
       dd += (f->m->e[i].x)*w[i];
     }
     dd += s[(f->m->e[n-1].x)];
     return(dd);
   }
   
   POLY POLYToInitWS(f,w,s)
        POLY f;
        int w[]; /* weight vector */
            int s[]; /* shift vector */
   {
     POLY h;
     POLY g;
     int maxd;
     int dd;
     h = POLYNULL;
   
     /*printf("1s:%s\n",POLYToString(f,'*',1));*/
     if (f ISZERO) return(f);
     maxd = degreeOfInitWS(f,w,s);
     g = f;
     while (!(f ISZERO)) {
       dd = degreeOfInitWS(f,w,s);
       if (dd > maxd) maxd = dd;
       f = f->next;
     }
     while (!(g ISZERO)) {
       dd = degreeOfInitWS(g,w,s);
       if (dd == maxd) {
         h = ppAdd(h,newCell(g->coeffp,g->m)); /* it might be slow. */
       }
       g = g->next;
     }
     /*printf("2s:%s\n",POLYToString(h,'*',1));*/
     return(h);
   }
   
   int ordWsAll(f,w,s)
        POLY f;
        int w[]; /* weight vector */
            int s[]; /* shift vector */
   {
     int maxd;
     int dd;
   
     if (f ISZERO)  errorPoly("ordWsAll(0,w,s) ");
     maxd = degreeOfInitWS(f,w,s);
     while (!(f ISZERO)) {
       dd = degreeOfInitWS(f,w,s);
       if (dd > maxd) maxd = dd;
       f = f->next;
     }
     return maxd;
   }
   
   
 /*  /*
 1.The substitution  "ringp->multiplication = ...." is allowed only in  1.The substitution  "ringp->multiplication = ...." is allowed only in
   KsetUpRing(), so the check in KswitchFunction is not necessary.    KsetUpRing(), so the check in KswitchFunction is not necessary.
Line 559  POLY goDeHomogenizeS(POLY f) {
Line 626  POLY goDeHomogenizeS(POLY f) {
           cp = f->coeffp;            cp = f->coeffp;
           if (cp->tag == POLY_COEFF) {            if (cp->tag == POLY_COEFF) {
                 t = goDeHomogenizeS((cp->val).f);                  t = goDeHomogenizeS((cp->val).f);
                 nc = newCell(polyToCoeff(t,f->m->ringp),f->m);                  nc = newCell(polyToCoeff(t,f->m->ringp),monomialCopy(f->m));
                 ans = ppAddv(ans,nc);                  ans = ppAddv(ans,nc);
                 f = f->next;                  f = f->next;
           }else{            }else{
Line 633  POLY goHomogenize(POLY f,int u[],int v[],int ds[],int 
Line 700  POLY goHomogenize(POLY f,int u[],int v[],int ds[],int 
   message = 1;    message = 1;
   if (f == POLYNULL) return(POLYNULL);    if (f == POLYNULL) return(POLYNULL);
   rp = f->m->ringp;    rp = f->m->ringp;
     /*
   if ((rp->degreeShiftSize == 0) && (dssize > 0)) {    if ((rp->degreeShiftSize == 0) && (dssize > 0)) {
         warningPoly("You are trying to homogenize a polynomial with degree shift. However, the polynomial belongs to the ring without degreeShift option. It may cause a trouble in comparison in free module.\n");          warningPoly("You are trying to homogenize a polynomial with degree shift. However, the polynomial belongs to the ring without degreeShift option. It may cause a trouble in comparison in free module.\n");
   }    }
     */
   node = &nod;    node = &nod;
   node->next = POLYNULL;    node->next = POLYNULL;
   lastf = POLYNULL;    lastf = POLYNULL;
Line 687  POLY goHomogenize(POLY f,int u[],int v[],int ds[],int 
Line 756  POLY goHomogenize(POLY f,int u[],int v[],int ds[],int 
   h = node->next;    h = node->next;
   /*go-debug printf("m=%d, mp=%d\n",m,mp); */    /*go-debug printf("m=%d, mp=%d\n",m,mp); */
   while (h != POLYNULL) {    while (h != POLYNULL) {
     /*go-debug printf("Old: h=%d, s=%d\n",h->m->e[0].D,h->m->e[0].x); */      /*go-debug printf("Old: h=%d, s=%d\n",h->m->e[0].D,h->m->e[0].x);  */
     if (!onlyS) h->m->e[0].D += m;   /* h */      if (!onlyS) h->m->e[0].D += m;   /* h */
     h->m->e[0].x += -mp; /* H, s*/      h->m->e[0].x += -mp; /* H, s*/
     /*go-debug printf("New: h=%d, s=%d\n",h->m->e[0].D,h->m->e[0].x); */      /*go-debug printf("New: h=%d, s=%d\n",h->m->e[0].D,h->m->e[0].x); */
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  Added in v.1.12
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