/* $OpenXM: OpenXM/src/kan96xx/Kan/kanExport0.c,v 1.38 2004/09/20 02:11:22 takayama Exp $ */
#include <stdio.h>
#include "datatype.h"
#include "stackm.h"
#include "extern.h"
#include "extern2.h"
#include "lookup.h"
#include "matrix.h"
#include "gradedset.h"
#include "kclass.h"
#define universalToPoly(un,rp) (isZero(un)?ZERO:coeffToPoly(un,rp))
static void checkDuplicateName(char *xvars[],char *dvars[],int n);
static void yet() { fprintf(stderr,"Not implemented."); }
int SerialCurrent = -1; /* Current Serial number of the recieved packet as server. */
int ReverseOutputOrder = 1;
int WarningNoVectorVariable = 1;
extern int QuoteMode;
/** :arithmetic **/
struct object KooAdd(ob1,ob2)
struct object ob1,ob2;
{
extern struct ring *CurrentRingp;
struct object rob = NullObject;
POLY r;
int s,i;
objectp f1,f2,g1,g2;
struct object nn,dd;
switch (Lookup[ob1.tag][ob2.tag]) {
case SintegerSinteger:
return(KpoInteger(ob1.lc.ival + ob2.lc.ival));
break;
case SpolySpoly:
r = ppAdd(ob1.lc.poly,ob2.lc.poly);
rob.tag = Spoly; rob.lc.poly = r;
return(rob);
break;
case SarraySarray:
s = getoaSize(ob1);
if (s != getoaSize(ob2)) {
errorKan1("%s\n","Two arrays must have a same size.");
}
rob = newObjectArray(s);
for (i=0; i<s; i++) {
putoa(rob,i,KooAdd(getoa(ob1,i),getoa(ob2,i)));
}
return(rob);
break;
case SuniversalNumberSuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
Cadd(rob.lc.universalNumber,ob1.lc.universalNumber,ob2.lc.universalNumber);
return(rob);
break;
case SuniversalNumberSpoly:
rob.tag = Spoly;
r = ob2.lc.poly;
if (r ISZERO) {
/*warningKan("KooAdd(universalNumber,0 polynomial) cannot determine the ring for the result. Assume the current ring.");
rob.lc.poly = universalToPoly(ob1.lc.universalNumber,CurrentRingp);*/
rob = ob1;
return(rob); /* returns universal number. */
}
rob.lc.poly = ppAdd(universalToPoly(ob1.lc.universalNumber,r->m->ringp),r);
return(rob);
break;
case SpolySuniversalNumber:
return(KooAdd(ob2,ob1));
break;
case SuniversalNumberSinteger:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
nn.tag = SuniversalNumber;
nn.lc.universalNumber = newUniversalNumber(KopInteger(ob2));
Cadd(rob.lc.universalNumber,ob1.lc.universalNumber,nn.lc.universalNumber);
return(rob);
break;
case SintegerSuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
nn.tag = SuniversalNumber;
nn.lc.universalNumber = newUniversalNumber(KopInteger(ob1));
Cadd(rob.lc.universalNumber,nn.lc.universalNumber,ob2.lc.universalNumber);
return(rob);
break;
case SrationalFunctionSrationalFunction:
f1 = Knumerator(ob1);
f2 = Kdenominator(ob1);
g1 = Knumerator(ob2);
g2 = Kdenominator(ob2);
nn = KooAdd(KooMult(*g2,*f1),KooMult(*f2,*g1));
dd = KooMult(*f2,*g2);
rob = KnewRationalFunction0(copyObjectp(&nn),copyObjectp(&dd));
KisInvalidRational(&rob);
return(rob);
break;
case SpolySrationalFunction: /* f1 + g1/g2 = (g2 f1 + g1)/g2 */
case SuniversalNumberSrationalFunction:
g1 = Knumerator(ob2);
g2 = Kdenominator(ob2);
nn = KooAdd(KooMult(*g2,ob1),*g1);
rob = KnewRationalFunction0(copyObjectp(&nn),g2);
KisInvalidRational(&rob);
return(rob);
break;
case SrationalFunctionSpoly:
case SrationalFunctionSuniversalNumber:
return(KooAdd(ob2,ob1));
break;
case SdoubleSdouble:
return(KpoDouble( KopDouble(ob1) + KopDouble(ob2) ));
break;
case SdoubleSinteger:
case SdoubleSuniversalNumber:
case SdoubleSrationalFunction:
return(KpoDouble( KopDouble(ob1) + toDouble0(ob2) ) );
break;
case SintegerSdouble:
case SuniversalNumberSdouble:
case SrationalFunctionSdouble:
return(KpoDouble( toDouble0(ob1) + KopDouble(ob2) ) );
break;
case SclassSclass:
case SclassSinteger:
case SclassSpoly:
case SclassSuniversalNumber:
case SclassSrationalFunction:
case SclassSdouble:
case SpolySclass:
case SintegerSclass:
case SuniversalNumberSclass:
case SrationalFunctionSclass:
case SdoubleSclass:
return(Kclass_ooAdd(ob1,ob2));
break;
default:
if (QuoteMode) {
rob = addTree(ob1,ob2);
}else{
warningKan("KooAdd() has not supported yet these objects.\n");
}
break;
}
return(rob);
}
struct object KooSub(ob1,ob2)
struct object ob1,ob2;
{
struct object rob = NullObject;
POLY r;
int s,i;
objectp f1,f2,g1,g2;
extern struct coeff *UniversalZero;
struct object nn,dd;
switch (Lookup[ob1.tag][ob2.tag]) {
case SintegerSinteger:
return(KpoInteger(ob1.lc.ival - ob2.lc.ival));
break;
case SpolySpoly:
r = ppSub(ob1.lc.poly,ob2.lc.poly);
rob.tag = Spoly; rob.lc.poly = r;
return(rob);
break;
case SarraySarray:
s = getoaSize(ob1);
if (s != getoaSize(ob2)) {
errorKan1("%s\n","Two arrays must have a same size.");
}
rob = newObjectArray(s);
for (i=0; i<s; i++) {
putoa(rob,i,KooSub(getoa(ob1,i),getoa(ob2,i)));
}
return(rob);
break;
case SuniversalNumberSuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
Csub(rob.lc.universalNumber,ob1.lc.universalNumber,ob2.lc.universalNumber);
return(rob);
break;
case SuniversalNumberSpoly:
rob.tag = Spoly;
r = ob2.lc.poly;
if (r ISZERO) {
rob = ob1;
return(rob); /* returns universal number. */
}
rob.lc.poly = ppSub(universalToPoly(ob1.lc.universalNumber,r->m->ringp),r);
return(rob);
break;
case SpolySuniversalNumber:
rob.tag = Spoly;
r = ob1.lc.poly;
if (r ISZERO) {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
Csub(rob.lc.universalNumber,UniversalZero,ob2.lc.universalNumber);
return(rob); /* returns universal number. */
}
rob.lc.poly = ppSub(r,universalToPoly(ob2.lc.universalNumber,r->m->ringp));
return(rob);
break;
case SuniversalNumberSinteger:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
nn.tag = SuniversalNumber;
nn.lc.universalNumber = newUniversalNumber(KopInteger(ob2));
Csub(rob.lc.universalNumber,ob1.lc.universalNumber,nn.lc.universalNumber);
return(rob);
break;
case SintegerSuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
nn.tag = SuniversalNumber;
nn.lc.universalNumber = newUniversalNumber(KopInteger(ob1));
Csub(rob.lc.universalNumber,nn.lc.universalNumber,ob2.lc.universalNumber);
return(rob);
break;
case SrationalFunctionSrationalFunction:
f1 = Knumerator(ob1);
f2 = Kdenominator(ob1);
g1 = Knumerator(ob2);
g2 = Kdenominator(ob2);
nn = KooSub(KooMult(*g2,*f1),KooMult(*f2,*g1));
dd = KooMult(*f2,*g2);
rob = KnewRationalFunction0(copyObjectp(&nn),copyObjectp(&dd));
KisInvalidRational(&rob);
return(rob);
break;
case SpolySrationalFunction: /* f1 - g1/g2 = (g2 f1 - g1)/g2 */
case SuniversalNumberSrationalFunction:
g1 = Knumerator(ob2);
g2 = Kdenominator(ob2);
nn = KooSub(KooMult(*g2,ob1),*g1);
rob = KnewRationalFunction0(copyObjectp(&nn),g2);
KisInvalidRational(&rob);
return(rob);
break;
case SrationalFunctionSpoly:
case SrationalFunctionSuniversalNumber: /* f1/f2 - ob2= (f1 - f2*ob2)/f2 */
f1 = Knumerator(ob1);
f2 = Kdenominator(ob1);
nn = KooSub(*f1,KooMult(*f2,ob2));
rob = KnewRationalFunction0(copyObjectp(&nn),f2);
KisInvalidRational(&rob);
return(rob);
break;
case SdoubleSdouble:
return(KpoDouble( KopDouble(ob1) - KopDouble(ob2) ));
break;
case SdoubleSinteger:
case SdoubleSuniversalNumber:
case SdoubleSrationalFunction:
return(KpoDouble( KopDouble(ob1) - toDouble0(ob2) ) );
break;
case SintegerSdouble:
case SuniversalNumberSdouble:
case SrationalFunctionSdouble:
return(KpoDouble( toDouble0(ob1) - KopDouble(ob2) ) );
break;
default:
if (QuoteMode) {
rob = minusTree(ob1,ob2);
}else{
warningKan("KooSub() has not supported yet these objects.\n");
}
break;
}
return(rob);
}
struct object KooMult(ob1,ob2)
struct object ob1,ob2;
{
struct object rob = NullObject;
POLY r;
int i,s;
objectp f1,f2,g1,g2;
struct object dd,nn;
switch (Lookup[ob1.tag][ob2.tag]) {
case SintegerSinteger:
return(KpoInteger(ob1.lc.ival * ob2.lc.ival));
break;
case SpolySpoly:
r = ppMult(ob1.lc.poly,ob2.lc.poly);
rob.tag = Spoly; rob.lc.poly = r;
return(rob);
break;
case SarraySarray:
return(KaoMult(ob1,ob2));
break;
case SpolySarray:
case SuniversalNumberSarray:
case SrationalFunctionSarray:
case SintegerSarray:
s = getoaSize(ob2);
rob = newObjectArray(s);
for (i=0; i<s; i++) {
putoa(rob,i,KooMult(ob1,getoa(ob2,i)));
}
return(rob);
break;
case SarraySpoly:
case SarraySuniversalNumber:
case SarraySrationalFunction:
case SarraySinteger:
s = getoaSize(ob1);
rob = newObjectArray(s);
for (i=0; i<s; i++) {
putoa(rob,i,KooMult(getoa(ob1,i),ob2));
}
return(rob);
break;
case SuniversalNumberSuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
Cmult(rob.lc.universalNumber,ob1.lc.universalNumber,ob2.lc.universalNumber);
return(rob);
break;
case SuniversalNumberSpoly:
r = ob2.lc.poly;
if (r ISZERO) {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
return(rob); /* returns universal number. */
}
if (isZero(ob1.lc.universalNumber)) {
rob.tag = Spoly;
rob.lc.poly = ZERO;
return(rob);
}
rob.tag = Spoly;
rob.lc.poly = ppMult(universalToPoly(ob1.lc.universalNumber,r->m->ringp),r);
return(rob);
break;
case SpolySuniversalNumber:
return(KooMult(ob2,ob1));
break;
case SuniversalNumberSinteger:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
nn.tag = SuniversalNumber;
nn.lc.universalNumber = newUniversalNumber(KopInteger(ob2));
Cmult(rob.lc.universalNumber,ob1.lc.universalNumber,nn.lc.universalNumber);
return(rob);
break;
case SintegerSuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
nn.tag = SuniversalNumber;
nn.lc.universalNumber = newUniversalNumber(KopInteger(ob1));
Cmult(rob.lc.universalNumber,nn.lc.universalNumber,ob2.lc.universalNumber);
return(rob);
break;
case SrationalFunctionSrationalFunction:
f1 = Knumerator(ob1);
f2 = Kdenominator(ob1);
g1 = Knumerator(ob2);
g2 = Kdenominator(ob2);
nn = KooMult(*f1,*g1);
dd = KooMult(*f2,*g2);
rob = KnewRationalFunction0(copyObjectp(&nn),copyObjectp(&dd));
KisInvalidRational(&rob);
return(rob);
break;
case SpolySrationalFunction: /* ob1 g1/g2 */
case SuniversalNumberSrationalFunction:
g1 = Knumerator(ob2);
g2 = Kdenominator(ob2);
nn = KooMult(ob1,*g1);
rob = KnewRationalFunction0(copyObjectp(&nn),g2);
KisInvalidRational(&rob);
return(rob);
break;
case SrationalFunctionSpoly:
case SrationalFunctionSuniversalNumber: /* f1*ob2/f2 */
f1 = Knumerator(ob1);
f2 = Kdenominator(ob1);
nn = KooMult(*f1,ob2);
rob = KnewRationalFunction0(copyObjectp(&nn),f2);
KisInvalidRational(&rob);
return(rob);
break;
case SdoubleSdouble:
return(KpoDouble( KopDouble(ob1) * KopDouble(ob2) ));
break;
case SdoubleSinteger:
case SdoubleSuniversalNumber:
case SdoubleSrationalFunction:
return(KpoDouble( KopDouble(ob1) * toDouble0(ob2) ) );
break;
case SintegerSdouble:
case SuniversalNumberSdouble:
case SrationalFunctionSdouble:
return(KpoDouble( toDouble0(ob1) * KopDouble(ob2) ) );
break;
default:
if (QuoteMode) {
rob = timesTree(ob1,ob2);
}else{
warningKan("KooMult() has not supported yet these objects.\n");
}
break;
}
return(rob);
}
struct object KoNegate(obj)
struct object obj;
{
struct object rob = NullObject;
extern struct ring SmallRing;
struct object tob;
switch(obj.tag) {
case Sinteger:
rob = obj;
rob.lc.ival = -rob.lc.ival;
break;
case Spoly:
rob.tag = Spoly;
rob.lc.poly = ppSub(ZERO,obj.lc.poly);
break;
case SuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = coeffNeg(obj.lc.universalNumber,&SmallRing);
break;
case SrationalFunction:
rob.tag = SrationalFunction;
tob = KoNegate(*(Knumerator(obj)));
Knumerator(rob) = copyObjectp( &tob);
Kdenominator(rob) = Kdenominator(obj);
break;
case Sdouble:
rob = KpoDouble( - toDouble0(obj) );
break;
default:
if (QuoteMode) {
rob = unaryminusTree(obj);
}else{
warningKan("KoNegate() has not supported yet these objects.\n");
}
break;
}
return(rob);
}
struct object KoInverse(obj)
struct object obj;
{
struct object rob = NullObject;
extern struct coeff *UniversalOne;
objectp onep;
struct object tob;
switch(obj.tag) {
case Spoly:
tob.tag = SuniversalNumber;
tob.lc.universalNumber = UniversalOne;
onep = copyObjectp(& tob);
rob = KnewRationalFunction0(onep,copyObjectp(&obj));
KisInvalidRational(&rob);
break;
case SuniversalNumber:
tob.tag = SuniversalNumber;
tob.lc.universalNumber = UniversalOne;
onep = copyObjectp(& tob);
rob = KnewRationalFunction0(onep,copyObjectp(&obj));
KisInvalidRational(&rob);
break;
case SrationalFunction:
rob = obj;
Knumerator(rob) = Kdenominator(obj);
Kdenominator(rob) = Knumerator(obj);
KisInvalidRational(&rob);
break;
default:
warningKan("KoInverse() has not supported yet these objects.\n");
break;
}
return(rob);
}
static int isVector(ob)
struct object ob;
{
int i,n;
n = getoaSize(ob);
for (i=0; i<n; i++) {
if (getoa(ob,i).tag == Sarray) return(0);
}
return(1);
}
static int isMatrix(ob,m,n)
struct object ob;
int m,n;
{
int i,j;
for (i=0; i<m; i++) {
if (getoa(ob,i).tag != Sarray) return(0);
if (getoaSize(getoa(ob,i)) != n) return(0);
for (j=0; j<n; j++) {
if (getoa(getoa(ob,i),j).tag != Spoly) return(-1);
}
}
return(1);
}
struct object KaoMult(aa,bb)
struct object aa,bb;
/* aa and bb is assumed to be array. */
{
int m,n,m2,n2;
int i,j,k;
POLY tmp;
POLY fik;
POLY gkj;
struct object rob;
int r1,r2;
int rsize;
struct object tob;
struct object ob1;
extern struct ring SmallRing;
m = getoaSize(aa); m2 = getoaSize(bb);
if (m == 0 || m2 == 0) errorKan1("%s\n","KaoMult(). Invalid matrix size.");
/* new code for vector x vector,... etc */
r1 = isVector(aa); r2 = isVector(bb);
if (r1 && r2 ) { /* vector X vector ---> scalar.*/
rsize = getoaSize(aa);
if (rsize != getoaSize(bb)) {
errorKan1("%s\n","KaoMult(vector,vector). The size of the vectors must be the same.");
}
if (r1 != 0) {
ob1 = getoa(aa,0);
if (ob1.tag == Spoly) {
rob.tag = Spoly; rob.lc.poly = ZERO;
}else if (ob1.tag == Sinteger) {
rob.tag = Sinteger; rob.lc.ival = 0;
}else {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = intToCoeff(0,&SmallRing);
}
}else{
rob.tag = Spoly; rob.lc.poly = ZERO;
}
for (i=0; i<rsize; i++) {
rob = KooAdd(rob,KooMult(getoa(aa,i),getoa(bb,i)));
}
return(rob);
} else if (r1 == 0 && r2 ) { /* matrix X vector ---> vector */
/* (m n) (m2=n) */
n = getoaSize(getoa(aa,0));
if (isMatrix(aa,m,n) == 0) {
errorKan1("%s\n","KaoMult(matrix,vector). The left object is not matrix.");
}else if (n != m2) {
errorKan1("%s\n","KaoMult(). Invalid matrix and vector sizes for mult.");
} else ;
rob = newObjectArray(m);
for (i=0; i<m; i++) {
getoa(rob,i) = KooMult(getoa(aa,i),bb);
}
return(rob);
}else if (r1 && r2 == 0) { /* vector X matrix ---> vector */
tob = newObjectArray(1);
getoa(tob,0) = aa; /* [aa] * bb and strip [ ] */
tob = KooMult(tob,bb);
return(getoa(tob,0));
} else ; /* continue: matrix X matrix case. */
/* end of new code */
if (getoa(aa,0).tag != Sarray || getoa(bb,0).tag != Sarray) {
errorKan1("%s\n","KaoMult(). Matrix must be given.");
}
n = getoaSize(getoa(aa,0));
n2 = getoaSize(getoa(bb,0));
if (n != m2) errorKan1("%s\n","KaoMult(). Invalid matrix size for mult. ((p,q)X(q,r)");
r1 = isMatrix(aa,m,n); r2 = isMatrix(bb,m2,n2);
if (r1 == -1 || r2 == -1) {
/* Object multiplication. Elements are not polynomials. */
struct object ofik,ogkj,otmp;
rob = newObjectArray(m);
for (i=0; i<m; i++) {
getoa(rob,i) = newObjectArray(n2);
}
for (i=0; i<m; i++) {
for (j=0; j<n2; j++) {
ofik = getoa(getoa(aa,i),0);
ogkj = getoa(getoa(bb,0),j);
otmp = KooMult( ofik, ogkj);
for (k=1; k<n; k++) {
ofik = getoa(getoa(aa,i),k);
ogkj = getoa(getoa(bb,k),j);
otmp = KooAdd(otmp, KooMult( ofik, ogkj));
}
getoa(getoa(rob,i),j) = otmp;
}
}
return(rob);
/*errorKan1("%s\n","KaoMult().Elements of the matrix must be polynomials.");*/
}
if (r1 == 0 || r2 == 0)
errorKan1("%s\n","KaoMult(). Invalid matrix form for mult.");
rob = newObjectArray(m);
for (i=0; i<m; i++) {
getoa(rob,i) = newObjectArray(n2);
}
for (i=0; i<m; i++) {
for (j=0; j<n2; j++) {
tmp = ZERO;
for (k=0; k<n; k++) {
fik = KopPOLY(getoa(getoa(aa,i),k));
gkj = KopPOLY(getoa(getoa(bb,k),j));
tmp = ppAdd(tmp, ppMult( fik, gkj));
}
getoa(getoa(rob,i),j) = KpoPOLY(tmp);
}
}
return(rob);
}
struct object KooDiv(ob1,ob2)
struct object ob1,ob2;
{
struct object rob = NullObject;
switch (Lookup[ob1.tag][ob2.tag]) {
case SintegerSinteger:
return(KpoInteger((ob1.lc.ival) / (ob2.lc.ival)));
break;
case SuniversalNumberSuniversalNumber:
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
universalNumberDiv(rob.lc.universalNumber,ob1.lc.universalNumber,
ob2.lc.universalNumber);
return(rob);
break;
default:
if (QuoteMode) {
rob = divideTree(ob1,ob2);
}else{
warningKan("KooDiv() has not supported yet these objects.\n");
}
break;
}
return(rob);
}
/* :relation */
KooEqualQ(obj1,obj2)
struct object obj1;
struct object obj2;
{
struct object ob;
int i;
extern int Verbose;
if (obj1.tag != obj2.tag) {
warningKan("KooEqualQ(ob1,ob2): the datatypes of ob1 and ob2 are not same. Returns false (0).\n");
if (Verbose & 0x10) {
fprintf(stderr,"obj1(tag:%d)=",obj1.tag);
printObject(obj1,0,stderr);
fprintf(stderr,", obj2(tag:%d)=",obj2.tag);
printObject(obj2,0,stderr);
fprintf(stderr,"\n"); fflush(stderr);
}
return(0);
}
switch(obj1.tag) {
case 0:
return(1); /* case of NullObject */
break;
case Sinteger:
if (obj1.lc.ival == obj2.lc.ival) return(1);
else return(0);
break;
case Sstring:
case Sdollar:
if (strcmp(obj1.lc.str, obj2.lc.str)==0) return(1);
else return(0);
break;
case Spoly:
ob = KooSub(obj1,obj2);
if (KopPOLY(ob) == ZERO) return(1);
else return(0);
case Sarray:
if (getoaSize(obj1) != getoaSize(obj2)) return(0);
for (i=0; i< getoaSize(obj1); i++) {
if (KooEqualQ(getoa(obj1,i),getoa(obj2,i))) { ; }
else { return(0); }
}
return(1);
case Slist:
if (KooEqualQ(*(obj1.lc.op),*(obj2.lc.op))) {
if (isNullList(obj1.rc.op)) {
if (isNullList(obj2.rc.op)) return(1);
else return(0);
}else{
if (isNullList(obj2.rc.op)) return(0);
return(KooEqualQ(*(obj1.rc.op),*(obj2.rc.op)));
}
}else{
return(0);
}
break;
case SuniversalNumber:
return(coeffEqual(obj1.lc.universalNumber,obj2.lc.universalNumber));
break;
case Sring:
return(KopRingp(obj1) == KopRingp(obj2));
break;
case Sclass:
return(KclassEqualQ(obj1,obj2));
break;
case Sdouble:
return(KopDouble(obj1) == KopDouble(obj2));
break;
default:
errorKan1("%s\n","KooEqualQ() has not supported these objects yet.");
break;
}
}
struct object KoIsPositive(ob1)
struct object ob1;
{
struct object rob = NullObject;
switch (ob1.tag) {
case Sinteger:
return(KpoInteger(ob1.lc.ival > 0));
break;
default:
warningKan("KoIsPositive() has not supported yet these objects.\n");
break;
}
return(rob);
}
struct object KooGreater(obj1,obj2)
struct object obj1;
struct object obj2;
{
struct object ob;
int tt;
if (obj1.tag != obj2.tag) {
errorKan1("%s\n","You cannot compare different kinds of objects.");
}
switch(obj1.tag) {
case 0:
return(KpoInteger(1)); /* case of NullObject */
break;
case Sinteger:
if (obj1.lc.ival > obj2.lc.ival) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Sstring:
case Sdollar:
if (strcmp(obj1.lc.str, obj2.lc.str)>0) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Spoly:
if ((*mmLarger)(obj1.lc.poly,obj2.lc.poly) == 1) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case SuniversalNumber:
tt = coeffGreater(obj1.lc.universalNumber,obj2.lc.universalNumber);
if (tt > 0) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Sdouble:
if ( KopDouble(obj1) > KopDouble(obj2) ) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Sarray:
{
int i,m1,m2;
struct object rr;
m1 = getoaSize(obj1); m2 = getoaSize(obj2);
for (i=0; i< (m1>m2?m2:m1); i++) {
rr=KooGreater(getoa(obj1,i),getoa(obj2,i));
if (KopInteger(rr) == 1) return rr;
rr=KooGreater(getoa(obj2,i),getoa(obj1,i));
if (KopInteger(rr) == 1) return KpoInteger(0);
}
if (m1 > m2) return KpoInteger(1);
else return KpoInteger(0);
}
break;
default:
errorKan1("%s\n","KooGreater() has not supported these objects yet.");
break;
}
}
struct object KooLess(obj1,obj2)
struct object obj1;
struct object obj2;
{
struct object ob;
int tt;
if (obj1.tag != obj2.tag) {
errorKan1("%s\n","You cannot compare different kinds of objects.");
}
switch(obj1.tag) {
case 0:
return(KpoInteger(1)); /* case of NullObject */
break;
case Sinteger:
if (obj1.lc.ival < obj2.lc.ival) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Sstring:
case Sdollar:
if (strcmp(obj1.lc.str, obj2.lc.str)<0) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Spoly:
if ((*mmLarger)(obj2.lc.poly,obj1.lc.poly) == 1) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case SuniversalNumber:
tt = coeffGreater(obj1.lc.universalNumber,obj2.lc.universalNumber);
if (tt < 0) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Sdouble:
if ( KopDouble(obj1) < KopDouble(obj2) ) return(KpoInteger(1));
else return(KpoInteger(0));
break;
case Sarray:
{
int i,m1,m2;
struct object rr;
m1 = getoaSize(obj1); m2 = getoaSize(obj2);
for (i=0; i< (m1>m2?m2:m1); i++) {
rr=KooLess(getoa(obj1,i),getoa(obj2,i));
if (KopInteger(rr) == 1) return rr;
rr=KooLess(getoa(obj2,i),getoa(obj1,i));
if (KopInteger(rr) == 1) return KpoInteger(0);
}
if (m1 < m2) return KpoInteger(1);
else return KpoInteger(0);
}
break;
default:
errorKan1("%s\n","KooLess() has not supported these objects yet.");
break;
}
}
/* :conversion */
struct object KdataConversion(obj,key)
struct object obj;
char *key;
{
char tmps[128]; /* Assume that double is not more than 128 digits */
char intstr[100]; /* Assume that int is not more than 100 digits */
struct object rob;
extern struct ring *CurrentRingp;
extern struct ring SmallRing;
int flag;
struct object rob1,rob2;
char *s;
int i;
double f;
double f2;
/* reports the data type */
if (key[0] == 't' || key[0] =='e') {
if (strcmp(key,"type?")==0) {
rob = KpoInteger(obj.tag);
return(rob);
}else if (strcmp(key,"type??")==0) {
if (obj.tag != Sclass) {
rob = KpoInteger(obj.tag);
}else {
rob = KpoInteger(ectag(obj));
}
return(rob);
}else if (strcmp(key,"error")==0) {
rob = KnewErrorPacketObj(obj);
return(rob);
}
}
switch(obj.tag) {
case Snull:
if (strcmp(key,"integer") == 0) {
rob = KpoInteger(0);
return(rob);
}else if (strcmp(key,"universalNumber") == 0) {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = intToCoeff(obj.lc.ival,&SmallRing);
return(rob);
}else if (strcmp(key,"poly") == 0) {
rob = KpoPOLY(ZERO);
return rob;
}else if (strcmp(key,"array") == 0) {
rob = newObjectArray(0);
return rob;
}else{
warningKan("Sorry. The data conversion from null to this data type has not supported yet.\n");
}
break;
case Sinteger:
if (strcmp(key,"string") == 0) { /* ascii code */
rob.tag = Sdollar;
rob.lc.str = (char *)sGC_malloc(2);
if (rob.lc.str == (char *)NULL) errorKan1("%s","No more memory.\n");
(rob.lc.str)[0] = obj.lc.ival; (rob.lc.str)[1] = '\0';
return(rob);
}else if (strcmp(key,"integer")==0) {
return(obj);
}else if (strcmp(key,"poly") == 0) {
rob.tag = Spoly;
rob.lc.poly = cxx(obj.lc.ival,0,0,CurrentRingp);
return(rob);
}else if (strcmp(key,"dollar") == 0) {
rob.tag = Sdollar;
sprintf(intstr,"%d",obj.lc.ival);
rob.lc.str = (char *)sGC_malloc(strlen(intstr)+2);
if (rob.lc.str == (char *)NULL) errorKan1("%s","No more memory.\n");
strcpy(rob.lc.str,intstr);
return(rob);
}else if (strcmp(key,"universalNumber")==0) {
rob = KintToUniversalNumber(obj.lc.ival);
return(rob);
}else if (strcmp(key,"double") == 0) {
rob = KpoDouble((double) (obj.lc.ival));
return(rob);
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else{
warningKan("Sorry. This type of data conversion has not supported yet.\n");
}
break;
case Sdollar:
if (strcmp(key,"dollar") == 0 || strcmp(key,"string")==0) {
rob = obj;
return(rob);
}else if (strcmp(key,"literal") == 0) {
rob.tag = Sstring;
s = (char *) sGC_malloc(sizeof(char)*(strlen(obj.lc.str)+3));
if (s == (char *) NULL) {
errorKan1("%s\n","No memory.");
}
s[0] = '/';
strcpy(&(s[1]),obj.lc.str);
rob.lc.str = &(s[1]);
/* set the hashing value. */
rob2 = lookupLiteralString(s);
rob.rc.op = rob2.lc.op;
return(rob);
}else if (strcmp(key,"poly")==0) {
rob.tag = Spoly;
rob.lc.poly = stringToPOLY(obj.lc.str,CurrentRingp);
return(rob);
}else if (strcmp(key,"array")==0) {
rob = newObjectArray(strlen(obj.lc.str));
for (i=0; i<strlen(obj.lc.str); i++) {
putoa(rob,i,KpoInteger((obj.lc.str)[i]));
}
return(rob);
}else if (strcmp(key,"universalNumber") == 0) {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = stringToUniversalNumber(obj.lc.str,&flag);
if (flag == -1) errorKan1("KdataConversion(): %s",
"It's not number.\n");
return(rob);
}else if (strcmp(key,"double") == 0) {
/* Check the format. 2.3432 e2 is not allowed. It should be 2.3232e2.*/
flag = 0;
for (i=0; (obj.lc.str)[i] != '\0'; i++) {
if ((obj.lc.str)[i] > ' ' && flag == 0) flag=1;
else if ((obj.lc.str)[i] <= ' ' && flag == 1) flag = 2;
else if ((obj.lc.str)[i] > ' ' && flag == 2) flag=3;
}
if (flag == 3) errorKan1("KdataConversion(): %s","The data for the double contains blanck(s)");
/* Read the double. */
if (sscanf(obj.lc.str,"%lf",&f) <= 0) {
errorKan1("KdataConversion(): %s","It cannot be translated to double.");
}
rob = KpoDouble(f);
return(rob);
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else{
warningKan("Sorry. This type of data conversion has not supported yet.\n");
}
break;
case Sarray:
if (strcmp(key,"array") == 0) {
return(rob);
}else if (strcmp(key,"list") == 0) {
rob = KarrayToList(obj);
return(rob);
}else if (strcmp(key,"arrayOfPOLY")==0) {
rob = KpoArrayOfPOLY(arrayToArrayOfPOLY(obj));
return(rob);
}else if (strcmp(key,"matrixOfPOLY")==0) {
rob = KpoMatrixOfPOLY(arrayToMatrixOfPOLY(obj));
return(rob);
}else if (strcmp(key,"gradedPolySet")==0) {
rob = KpoGradedPolySet(arrayToGradedPolySet(obj));
return(rob);
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else if (strcmp(key,"byteArray") == 0) {
rob = newByteArray(getoaSize(obj),obj);
return(rob);
}else {
{ /* Automatically maps the elements. */
int n,i;
n = getoaSize(obj);
rob = newObjectArray(n);
for (i=0; i<n; i++) {
putoa(rob,i,KdataConversion(getoa(obj,i),key));
}
return(rob);
}
}
break;
case Spoly:
if ((strcmp(key,"poly")==0) || (strcmp(key,"numerator")==0)) {
rob = obj;
return(rob);
}else if (strcmp(key,"integer")==0) {
if (obj.lc.poly == ZERO) return(KpoInteger(0));
else {
return(KpoInteger(coeffToInt(obj.lc.poly->coeffp)));
}
}else if (strcmp(key,"string")==0 || strcmp(key,"dollar")==0) {
rob.tag = Sdollar;
rob.lc.str = KPOLYToString(KopPOLY(obj));
return(rob);
}else if (strcmp(key,"array") == 0) {
return( POLYToArray(KopPOLY(obj)));
}else if (strcmp(key,"map")==0) {
return(KringMap(obj));
}else if (strcmp(key,"universalNumber")==0) {
if (obj.lc.poly == ZERO) {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber(0);
} else {
if (obj.lc.poly->coeffp->tag == MP_INTEGER) {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = newUniversalNumber2(obj.lc.poly->coeffp->val.bigp);
}else {
rob = NullObject;
warningKan("Coefficient is not MP_INT.");
}
}
return(rob);
}else if (strcmp(key,"ring")==0) {
if (obj.lc.poly ISZERO) {
warningKan("Zero polynomial does not have the ring structure field.\n");
}else{
rob.tag = Sring;
rob.lc.ringp = (obj.lc.poly)->m->ringp;
return(rob);
}
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else{
warningKan("Sorry. This type of data conversion has not supported yet.\n");
}
break;
case SarrayOfPOLY:
if (strcmp(key,"array")==0) {
rob = arrayOfPOLYToArray(KopArrayOfPOLYp(obj));
return(rob);
}else{
warningKan("Sorry. This type of data conversion has not supported yet.\n");
}
break;
case SmatrixOfPOLY:
if (strcmp(key,"array")==0) {
rob = matrixOfPOLYToArray(KopMatrixOfPOLYp(obj));
return(rob);
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else{
warningKan("Sorry. This type of data conversion has not supported yet.\n");
}
break;
case Slist:
if (strcmp(key,"array") == 0) {
rob = KlistToArray(obj);
return(rob);
}
break;
case SuniversalNumber:
if ((strcmp(key,"universalNumber")==0) || (strcmp(key,"numerator")==0)) {
rob = obj;
return(rob);
}else if (strcmp(key,"integer")==0) {
rob = KpoInteger(coeffToInt(obj.lc.universalNumber));
return(rob);
}else if (strcmp(key,"poly")==0) {
rob = KpoPOLY(universalToPoly(obj.lc.universalNumber,CurrentRingp));
return(rob);
}else if (strcmp(key,"string")==0 || strcmp(key,"dollar")==0) {
rob.tag = Sdollar;
rob.lc.str = coeffToString(obj.lc.universalNumber);
return(rob);
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else if (strcmp(key,"double") == 0) {
rob = KpoDouble( toDouble0(obj) );
return(rob);
}else if (strcmp(key,"denominator") == 0) {
rob = KintToUniversalNumber(1);
return(rob);
}else{
warningKan("Sorry. This type of data conversion of universalNumber has not supported yet.\n");
}
break;
case SrationalFunction:
if (strcmp(key,"rationalFunction")==0) {
return(rob);
} if (strcmp(key,"numerator")==0) {
rob = *(Knumerator(obj));
return(rob);
}else if (strcmp(key,"denominator")==0) {
rob = *(Kdenominator(obj));
return(rob);
}else if (strcmp(key,"string")==0 || strcmp(key,"dollar")==0) {
rob1 = KdataConversion(*(Knumerator(obj)),"string");
rob2 = KdataConversion(*(Kdenominator(obj)),"string");
s = sGC_malloc(sizeof(char)*( strlen(rob1.lc.str) + strlen(rob2.lc.str) + 10));
if (s == (char *)NULL) errorKan1("%s\n","KdataConversion(): No memory");
sprintf(s,"(%s)/(%s)",rob1.lc.str,rob2.lc.str);
rob.tag = Sdollar;
rob.lc.str = s;
return(rob);
}else if (strcmp(key,"cancel")==0) {
warningKan("Sorry. Data conversion <<cancel>> of rationalFunction has not supported yet.\n");
return(obj);
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else if (strcmp(key,"double") == 0) {
rob = KpoDouble( toDouble0(obj) );
return(rob);
}else{
warningKan("Sorry. This type of data conversion of rationalFunction has not supported yet.\n");
}
break;
case Sdouble:
if (strcmp(key,"integer") == 0) {
rob = KpoInteger( (int) KopDouble(obj));
return(rob);
} else if (strcmp(key,"universalNumber") == 0) {
rob.tag = SuniversalNumber;
rob.lc.universalNumber = intToCoeff((int) KopDouble(obj),&SmallRing);
return(rob);
}else if ((strcmp(key,"string") == 0) || (strcmp(key,"dollar") == 0)) {
sprintf(tmps,"%f",KopDouble(obj));
s = sGC_malloc(strlen(tmps)+2);
if (s == (char *)NULL) errorKan1("%s\n","KdataConversion(): No memory");
strcpy(s,tmps);
rob.tag = Sdollar;
rob.lc.str = s;
return(rob);
}else if (strcmp(key,"double")==0) {
return(obj);
}else if (strcmp(key,"null") == 0) {
rob = NullObject;
return(rob);
}else {
warningKan("Sorry. This type of data conversion of rationalFunction has not supported yet.\n");
}
break;
case Sring:
if (strcmp(key,"orderMatrix")==0) {
rob = oGetOrderMatrix(KopRingp(obj));
return(rob);
}else if (strcmp(key,"oxRingStructure")==0) {
rob = oRingToOXringStructure(KopRingp(obj));
return(rob);
}else{
warningKan("Sorryl This type of data conversion of ringp has not supported yet.\n");
}
break;
case SbyteArray:
if (strcmp(key,"array") == 0) {
rob = byteArrayToArray(obj);
return(rob);
} else {
warningKan("Sorryl This type of data conversion of ringp has not supported yet.\n");
}
break;
default:
warningKan("Sorry. This type of data conversion has not supported yet.\n");
}
return(NullObject);
}
/* cf. macro to_int32 */
struct object Kto_int32(struct object ob) {
int n,i;
struct object otmp;
struct object rob;
if (ob.tag == SuniversalNumber) return KdataConversion(ob,"integer");
if (ob.tag == Sarray) {
n = getoaSize(ob);
rob = newObjectArray(n);
for (i=0; i<n; i++) {
otmp = Kto_int32(getoa(ob,i));
putoa(rob,i,otmp);
}
return rob;
}
return ob;
}
/* conversion functions between primitive data and objects.
If it's not time critical, it is recommended to use these functions */
struct object KpoInteger(k)
int k;
{
struct object obj;
obj.tag = Sinteger;
obj.lc.ival = k; obj.rc.ival = 0;
return(obj);
}
struct object KpoString(s)
char *s;
{
struct object obj;
obj.tag = Sdollar;
obj.lc.str = s; obj.rc.ival = 0;
return(obj);
}
struct object KpoPOLY(f)
POLY f;
{
struct object obj;
obj.tag = Spoly;
obj.lc.poly = f; obj.rc.ival = 0;
return(obj);
}
struct object KpoArrayOfPOLY(ap)
struct arrayOfPOLY *ap ;
{
struct object obj;
obj.tag = SarrayOfPOLY;
obj.lc.arrayp = ap; obj.rc.ival = 0;
return(obj);
}
struct object KpoMatrixOfPOLY(mp)
struct matrixOfPOLY *mp ;
{
struct object obj;
obj.tag = SmatrixOfPOLY;
obj.lc.matrixp = mp; obj.rc.ival = 0;
return(obj);
}
struct object KpoRingp(ringp)
struct ring *ringp;
{
struct object obj;
obj.tag = Sring;
obj.lc.ringp = ringp;
return(obj);
}
struct object KpoUniversalNumber(u)
struct coeff *u;
{
struct object obj;
obj.tag = SuniversalNumber;
obj.lc.universalNumber = u;
return(obj);
}
struct object KintToUniversalNumber(n)
int n;
{
struct object rob;
extern struct ring SmallRing;
rob.tag = SuniversalNumber;
rob.lc.universalNumber = intToCoeff(n,&SmallRing);
return(rob);
}
/*** conversion 2. Data conversions on arrays and matrices. ****/
struct object arrayOfPOLYToArray(aa)
struct arrayOfPOLY *aa;
{
POLY *a;
int size;
struct object r;
int j;
struct object tmp;
size = aa->n; a = aa->array;
r = newObjectArray(size);
for (j=0; j<size; j++) {
tmp.tag = Spoly;
tmp.lc.poly= a[j];
putoa(r,j,tmp);
}
return( r );
}
struct object matrixOfPOLYToArray(pmat)
struct matrixOfPOLY *pmat;
{
struct object r;
struct object tmp;
int i,j;
int m,n;
POLY *mat;
struct arrayOfPOLY ap;
m = pmat->m; n = pmat->n; mat = pmat->mat;
r = newObjectArray(m);
for (i=0; i<m; i++) {
ap.n = n; ap.array = &(mat[ind(i,0)]);
tmp = arrayOfPOLYToArray(&ap);
/* ind() is the macro defined in matrix.h. */
putoa(r,i,tmp);
}
return(r);
}
struct arrayOfPOLY *arrayToArrayOfPOLY(oa)
struct object oa;
{
POLY *a;
int size;
int i;
struct object tmp;
struct arrayOfPOLY *ap;
if (oa.tag != Sarray) errorKan1("KarrayToArrayOfPOLY(): %s",
"Argument is not array\n");
size = getoaSize(oa);
a = (POLY *)sGC_malloc(sizeof(POLY)*size);
for (i=0; i<size; i++) {
tmp = getoa(oa,i);
if (tmp.tag != Spoly) errorKan1("KarrayToArrayOfPOLY():%s ",
"element must be polynomial.\n");
a[i] = tmp.lc.poly;
}
ap = (struct arrayOfPOLY *)sGC_malloc(sizeof(struct arrayOfPOLY));
ap->n = size;
ap->array = a;
return(ap);
}
struct matrixOfPOLY *arrayToMatrixOfPOLY(oa)
struct object oa;
{
POLY *a;
int m;
int n;
int i,j;
struct matrixOfPOLY *ma;
struct object tmp,tmp2;
if (oa.tag != Sarray) errorKan1("KarrayToMatrixOfPOLY(): %s",
"Argument is not array\n");
m = getoaSize(oa);
tmp = getoa(oa,0);
if (tmp.tag != Sarray) errorKan1("arrayToMatrixOfPOLY():%s ",
"Argument is not array\n");
n = getoaSize(tmp);
a = (POLY *)sGC_malloc(sizeof(POLY)*(m*n));
for (i=0; i<m; i++) {
tmp = getoa(oa,i);
if (tmp.tag != Sarray) errorKan1("arrayToMatrixOfPOLY(): %s",
"element must be array.\n");
for (j=0; j<n; j++) {
tmp2 = getoa(tmp,j);
if (tmp2.tag != Spoly) errorKan1("arrayToMatrixOfPOLY(): %s",
"element must be a polynomial.\n");
a[ind(i,j)] = tmp2.lc.poly;
/* we use the macro ind here. Be careful of using m and n. */
}
}
ma = (struct matrixOfPOLY *)sGC_malloc(sizeof(struct matrixOfPOLY));
ma->m = m; ma->n = n;
ma->mat = a;
return(ma);
}
/* :misc */
/* :ring :kan */
int objArrayToOrderMatrix(oA,order,n,oasize)
struct object oA;
int order[];
int n;
int oasize;
{
int size;
int k,j;
struct object tmpOa;
struct object obj;
if (oA.tag != Sarray) {
warningKan("The argument should be of the form [ [...] [...] ... [...]].");
return(-1);
}
size = getoaSize(oA);
if (size != oasize) {
warningKan("The row size of the array is wrong.");
return(-1);
}
for (k=0; k<size; k++) {
tmpOa = getoa(oA,k);
if (tmpOa.tag != Sarray) {
warningKan("The argument should be of the form [ [...] [...] ... [...]].");
return(-1);
}
if (getoaSize(tmpOa) != 2*n) {
warningKan("The column size of the array is wrong.");
return(-1);
}
for (j=0; j<2*n; j++) {
obj = getoa(tmpOa,j);
order[k*2*n+j] = obj.lc.ival;
}
}
return(0);
}
int KsetOrderByObjArray(oA)
struct object oA;
{
int *order;
int n,c,l, oasize;
extern struct ring *CurrentRingp;
extern int AvoidTheSameRing;
/* n,c,l must be set in the CurrentRing */
if (AvoidTheSameRing) {
errorKan1("%s\n","KsetOrderByObjArray(): You cannot change the order matrix when AvoidTheSameRing == 1.");
}
n = CurrentRingp->n;
c = CurrentRingp->c;
l = CurrentRingp->l;
if (oA.tag != Sarray) {
warningKan("The argument should be of the form [ [...] [...] ... [...]].");
return(-1);
}
oasize = getoaSize(oA);
order = (int *)sGC_malloc(sizeof(int)*((2*n)*oasize+1));
if (order == (int *)NULL) errorKan1("%s\n","KsetOrderByObjArray(): No memory.");
if (objArrayToOrderMatrix(oA,order,n,oasize) == -1) {
return(-1);
}
setOrderByMatrix(order,n,c,l,oasize); /* Set order to the current ring. */
return(0);
}
static int checkRelations(c,l,m,n,cc,ll,mm,nn)
int c,l,m,n,cc,ll,mm,nn;
{
if (!(1<=c && c<=l && l<=m && m<=n)) return(1);
if (!(cc<=ll && ll<=mm && mm<=nn && nn <= n)) return(1);
if (!(cc<c || ll < l || mm < m || nn < n)) {
if (WarningNoVectorVariable) {
warningKanNoStrictMode("Ring definition: there is no variable to represent vectors.\n");
}
}
if (!(cc<=c && ll <= l && mm <= m && nn <= n)) return(1);
return(0);
}
struct object KgetOrderMatrixOfCurrentRing()
{
extern struct ring *CurrentRingp;
return(oGetOrderMatrix(CurrentRingp));
}
int KsetUpRing(ob1,ob2,ob3,ob4,ob5)
struct object ob1,ob2,ob3,ob4,ob5;
/* ob1 = [x(0), ..., x(n-1)];
ob2 = [D(0), ..., D(n-1)];
ob3 = [p,c,l,m,n,cc,ll,mm,nn,next];
ob4 = Order matrix
ob5 = [(keyword) value (keyword) value ....]
*/
#define RP_LIMIT 500
{
int i;
struct object ob;
int c,l,m,n;
int cc,ll,mm,nn;
int p;
char **xvars;
char **dvars;
int *outputVars;
int *order;
static int rp = 0;
static struct ring *rstack[RP_LIMIT];
extern struct ring *CurrentRingp;
struct ring *newRingp;
int ob3Size;
struct ring *nextRing;
int oasize;
static int ringSerial = 0;
char *ringName = NULL;
int aa;
extern int AvoidTheSameRing;
extern char *F_mpMult;
char *fmp_mult_saved;
char *mpMultName = NULL;
struct object rob;
struct ring *savedCurrentRingp;
/* To get the ring structure. */
if (ob1.tag == Snull) {
rob = newObjectArray(rp);
for (i=0; i<rp; i++) {
putoa(rob,i,KpoRingp(rstack[i]));
}
KSpush(rob);
return(0);
}
if (ob3.tag != Sarray) errorKan1("%s\n","Error in the 3rd argument. You need to give 4 arguments.");
ob3Size = getoaSize(ob3);
if (ob3Size != 9 && ob3Size != 10)
errorKan1("%s\n","Error in the 3rd argument.");
for (i=0; i<9; i++) {
ob = getoa(ob3,i);
if (ob.tag != Sinteger) errorKan1("%s\n","The 3rd argument should be a list of integers.");
}
if (ob3Size == 10) {
ob = getoa(ob3,9);
if (ob.tag != Sring)
errorKan1("%s\n","The last arguments of the 3rd argument must be a pointer to a ring.");
nextRing = KopRingp(ob);
} else {
nextRing = (struct ring *)NULL;
}
p = getoa(ob3,0).lc.ival;
c = getoa(ob3,1).lc.ival; l = getoa(ob3,2).lc.ival;
m = getoa(ob3,3).lc.ival; n = getoa(ob3,4).lc.ival;
cc = getoa(ob3,5).lc.ival; ll = getoa(ob3,6).lc.ival;
mm = getoa(ob3,7).lc.ival; nn = getoa(ob3,8).lc.ival;
if (checkRelations(c,l,m,n,cc,ll,mm,nn,n)) {
errorKan1("%s\n","1<=c<=l<=m<=n and cc<=c<=ll<=l<=mm<=m<=nn<=n \nand (cc<c or ll < l or mm < m or nn < n) must be satisfied.");
}
if (getoaSize(ob2) != n || getoaSize(ob1) != n) {
errorKan1("%s\n","Error in the 1st or 2nd arguments.");
}
for (i=0; i<n; i++) {
if (getoa(ob1,i).tag != Sdollar || getoa(ob2,i).tag != Sdollar) {
errorKan1("%s\n","Error in the 1st or 2nd arguments.");
}
}
xvars = (char **) sGC_malloc(sizeof(char *)*n);
dvars = (char **) sGC_malloc(sizeof(char *)*n);
if (xvars == (char **)NULL || dvars == (char **)NULL) {
fprintf(stderr,"No more memory.\n");
exit(15);
}
for (i=0; i<n; i++) {
xvars[i] = getoa(ob1,i).lc.str;
dvars[i] = getoa(ob2,i).lc.str;
}
checkDuplicateName(xvars,dvars,n);
outputVars = (int *)sGC_malloc(sizeof(int)*n*2);
if (outputVars == NULL) {
fprintf(stderr,"No more memory.\n");
exit(15);
}
if (ReverseOutputOrder) {
for (i=0; i<n; i++) outputVars[i] = n-i-1;
for (i=0; i<n; i++) outputVars[n+i] = 2*n-i-1;
}else{
for (i=0; i<2*n; i++) {
outputVars[i] = i;
}
}
ob4 = Kto_int32(ob4); /* order matrix */
oasize = getoaSize(ob4);
order = (int *)sGC_malloc(sizeof(int)*((2*n)*oasize+1));
if (order == (int *)NULL) errorKan1("%s\n","No memory.");
if (objArrayToOrderMatrix(ob4,order,n,oasize) == -1) {
errorKan1("%s\n","Errors in the 4th matrix (order matrix).");
}
/* It's better to check the consistency of the order matrix here. */
savedCurrentRingp = CurrentRingp;
newRingp = (struct ring *)sGC_malloc(sizeof(struct ring));
if (newRingp == NULL) errorKan1("%s\n","No more memory.");
/* Generate the new ring before calling setOrder...(). */
*newRingp = *CurrentRingp;
CurrentRingp = newRingp; /* Push the current ring. */
setOrderByMatrix(order,n,c,l,oasize); /* set order to the CurrentRing. */
CurrentRingp = savedCurrentRingp; /* recover it. */
/* Set the default name of the ring */
ringName = (char *)sGC_malloc(16);
sprintf(ringName,"ring%05d",ringSerial);
ringSerial++;
/* Set the current ring */
newRingp->n = n; newRingp->m = m; newRingp->l = l; newRingp->c = c;
newRingp->nn = nn; newRingp->mm = mm; newRingp->ll = ll;
newRingp->cc = cc;
newRingp->x = xvars;
newRingp->D = dvars;
/* You don't need to set order and orderMatrixSize here.
It was set by setOrder(). */
setFromTo(newRingp);
newRingp->p = p;
newRingp->next = nextRing;
newRingp->multiplication = mpMult;
/* These values should will be reset if the optional value is given. */
newRingp->schreyer = 0;
newRingp->gbListTower = NULL;
newRingp->outputOrder = outputVars;
newRingp->weightedHomogenization = 0;
newRingp->degreeShiftSize = 0;
newRingp->degreeShiftN = 0;
newRingp->degreeShift = NULL;
newRingp->partialEcart = 0;
newRingp->partialEcartGlobalVarX = NULL;
if (ob5.tag != Sarray || (getoaSize(ob5) % 2) != 0) {
errorKan1("%s\n","[(keyword) value (keyword) value ....] should be given.");
}
for (i=0; i < getoaSize(ob5); i += 2) {
if (getoa(ob5,i).tag == Sdollar) {
if (strcmp(KopString(getoa(ob5,i)),"mpMult") == 0) {
if (getoa(ob5,i+1).tag != Sdollar) {
errorKan1("%s\n","A keyword should be given. (mpMult)");
}
fmp_mult_saved = F_mpMult;
mpMultName = KopString(getoa(ob5,i+1));
switch_function("mpMult",mpMultName);
/* Note that this cause a global effect. It will be done again. */
newRingp->multiplication = mpMult;
switch_function("mpMult",fmp_mult_saved);
} else if (strcmp(KopString(getoa(ob5,i)),"coefficient ring") == 0) {
if (getoa(ob5,i+1).tag != Sring) {
errorKan1("%s\n","The pointer to a ring should be given. (coefficient ring)");
}
nextRing = KopRingp(getoa(ob5,i+1));
newRingp->next = nextRing;
} else if (strcmp(KopString(getoa(ob5,i)),"valuation") == 0) {
errorKan1("%s\n","Not implemented. (valuation)");
} else if (strcmp(KopString(getoa(ob5,i)),"characteristic") == 0) {
if (getoa(ob5,i+1).tag != Sinteger) {
errorKan1("%s\n","A integer should be given. (characteristic)");
}
p = KopInteger(getoa(ob5,i+1));
newRingp->p = p;
} else if (strcmp(KopString(getoa(ob5,i)),"schreyer") == 0) {
if (getoa(ob5,i+1).tag != Sinteger) {
errorKan1("%s\n","A integer should be given. (schreyer)");
}
newRingp->schreyer = KopInteger(getoa(ob5,i+1));
} else if (strcmp(KopString(getoa(ob5,i)),"gbListTower") == 0) {
if (getoa(ob5,i+1).tag != Slist) {
errorKan1("%s\n","A list should be given (gbListTower).");
}
newRingp->gbListTower = newObject();
*((struct object *)(newRingp->gbListTower)) = getoa(ob5,i+1);
} else if (strcmp(KopString(getoa(ob5,i)),"ringName") == 0) {
if (getoa(ob5,i+1).tag != Sdollar) {
errorKan1("%s\n","A name should be given. (ringName)");
}
ringName = KopString(getoa(ob5,i+1));
} else if (strcmp(KopString(getoa(ob5,i)),"weightedHomogenization") == 0) {
if (getoa(ob5,i+1).tag != Sinteger) {
errorKan1("%s\n","A integer should be given. (weightedHomogenization)");
}
newRingp->weightedHomogenization = KopInteger(getoa(ob5,i+1));
} else if (strcmp(KopString(getoa(ob5,i)),"degreeShift") == 0) {
if (getoa(ob5,i+1).tag != Sarray) {
errorKan1("%s\n","An array of array should be given. (degreeShift)");
}
{
struct object ods;
struct object ods2;
int dssize,k,j,nn;
ods=getoa(ob5,i+1);
if ((getoaSize(ods) < 1) || (getoa(ods,0).tag != Sarray)) {
errorKan1("%s\n", "An array of array should be given. (degreeShift)");
}
nn = getoaSize(ods);
dssize = getoaSize(getoa(ods,0));
newRingp->degreeShiftSize = dssize;
newRingp->degreeShiftN = nn;
newRingp->degreeShift = (int *) sGC_malloc(sizeof(int)*(dssize*nn+1));
if (newRingp->degreeShift == NULL) errorKan1("%s\n","No more memory.");
for (j=0; j<nn; j++) {
ods2 = getoa(ods,j);
for (k=0; k<dssize; k++) {
if (getoa(ods2,k).tag == SuniversalNumber) {
(newRingp->degreeShift)[j*dssize+k] = coeffToInt(getoa(ods2,k).lc.universalNumber);
}else{
(newRingp->degreeShift)[j*dssize+k] = KopInteger(getoa(ods2,k));
}
}
}
}
} else if (strcmp(KopString(getoa(ob5,i)),"partialEcartGlobalVarX") == 0) {
if (getoa(ob5,i+1).tag != Sarray) {
errorKan1("%s\n","An array of array should be given. (partialEcart)");
}
{
struct object odv;
struct object ovv;
int k,j,nn;
char *vname;
odv=getoa(ob5,i+1);
nn = getoaSize(odv);
newRingp->partialEcart = nn;
newRingp->partialEcartGlobalVarX = (int *) sGC_malloc(sizeof(int)*nn+1);
if (newRingp->partialEcartGlobalVarX == NULL) errorKan1("%s\n","No more memory.");
for (j=0; j<nn; j++)
(newRingp->partialEcartGlobalVarX)[j] = -1;
for (j=0; j<nn; j++) {
ovv = getoa(odv,j);
if (ovv.tag != Sdollar) errorKan1("%s\n","partialEcartGlobalVarX: string is expected.");
vname = KopString(ovv);
for (k=0; k<n; k++) {
if (strcmp(vname,xvars[k]) == 0) {
(newRingp->partialEcartGlobalVarX)[j] = k; break;
}else{
if (k == n-1) errorKan1("%s\n","partialEcartGlobalVarX: no such variable.");
}
}
}
}
switch_function("grade","module1v");
/* Warning: grading is changed to module1v!! */
} else {
errorKan1("%s\n","Unknown keyword to set_up_ring@");
}
}else{
errorKan1("%s\n","A keyword enclosed by braces have to be given.");
}
}
newRingp->name = ringName;
if (AvoidTheSameRing) {
aa = isTheSameRing(rstack,rp,newRingp);
if (aa < 0) {
/* This ring has never been defined. */
CurrentRingp = newRingp;
/* Install it to the RingStack */
if (rp <RP_LIMIT) {
rstack[rp] = CurrentRingp; rp++; /* Save the previous ringp */
}else{
rp = 0;
errorKan1("%s\n","You have defined too many rings. Check the value of RP_LIMIT.");
}
}else{
/* This ring has been defined. */
/* Discard the newRingp */
CurrentRingp = rstack[aa];
ringSerial--;
}
}else{
CurrentRingp = newRingp;
/* Install it to the RingStack */
if (rp <RP_LIMIT) {
rstack[rp] = CurrentRingp; rp++; /* Save the previous ringp */
}else{
rp = 0;
errorKan1("%s\n","You have defined too many rings. Check the value of RP_LIMIT.");
}
}
if (mpMultName != NULL) {
switch_function("mpMult",mpMultName);
}
initSyzRingp();
return(0);
}
struct object KsetVariableNames(struct object ob,struct ring *rp)
{
int n,i;
struct object ox;
struct object otmp;
char **xvars;
char **dvars;
if (ob.tag != Sarray) {
errorKan1("%s\n","KsetVariableNames(): the argument must be of the form [(x) (y) (z) ...]");
}
n = rp->n;
ox = ob;
if (getoaSize(ox) != 2*n) {
errorKan1("%s\n","KsetVariableNames(): the argument must be of the form [(x) (y) (z) ...] and the length of [(x) (y) (z) ...] must be equal to the number of x and D variables.");
}
xvars = (char **)sGC_malloc(sizeof(char *)*n);
dvars = (char **)sGC_malloc(sizeof(char *)*n);
if (xvars == NULL || dvars == NULL) {
errorKan1("%s\n","KsetVariableNames(): no more memory.");
}
for (i=0; i<2*n; i++) {
otmp = getoa(ox,i);
if(otmp.tag != Sdollar) {
errorKan1("%s\n","KsetVariableNames(): elements must be strings.");
}
if (i < n) {
xvars[i] = KopString(otmp);
}else{
dvars[i-n] = KopString(otmp);
}
}
checkDuplicateName(xvars,dvars,n);
rp->x = xvars;
rp->D = dvars;
return(ob);
}
void KshowRing(ringp)
struct ring *ringp;
{
showRing(1,ringp);
}
struct object KswitchFunction(ob1,ob2)
struct object ob1,ob2;
{
char *ans ;
struct object rob;
int needWarningForAvoidTheSameRing = 0;
extern int AvoidTheSameRing;
if ((ob1.tag != Sdollar) || (ob2.tag != Sdollar)) {
errorKan1("%s\n","$function$ $name$ switch_function\n");
}
if (AvoidTheSameRing && needWarningForAvoidTheSameRing) {
if (strcmp(KopString(ob1),"mmLarger") == 0 ||
strcmp(KopString(ob1),"mpMult") == 0 ||
strcmp(KopString(ob1),"monomialAdd") == 0 ||
strcmp(KopString(ob1),"isSameComponent") == 0) {
fprintf(stderr,",switch_function ==> %s ",KopString(ob1));
warningKan("switch_function might cause a trouble under AvoidTheSameRing == 1.\n");
}
}
if (AvoidTheSameRing) {
if (strcmp(KopString(ob1),"mmLarger") == 0 &&
strcmp(KopString(ob2),"matrix") != 0) {
fprintf(stderr,"mmLarger = %s",KopString(ob2));
errorKan1("%s\n","mmLarger can set only to matrix under AvoidTheSameRing == 1.");
}
}
ans = switch_function(ob1.lc.str,ob2.lc.str);
if (ans == NULL) {
rob = NullObject;
}else{
rob = KpoString(ans);
}
return(rob);
}
void KprintSwitchStatus(void)
{
print_switch_status();
}
struct object KoReplace(of,rule)
struct object of;
struct object rule;
{
struct object rob;
POLY f;
POLY lRule[N0*2];
POLY rRule[N0*2];
POLY r;
int i;
int n;
struct object trule;
if (rule.tag != Sarray) {
errorKan1("%s\n"," KoReplace(): The second argument must be array.");
}
n = getoaSize(rule);
if (of.tag == Spoly) {
}else if (of.tag ==Sclass && ectag(of) == CLASSNAME_recursivePolynomial) {
return(KreplaceRecursivePolynomial(of,rule));
}else{
errorKan1("%s\n"," KoReplace(): The first argument must be a polynomial.");
}
f = KopPOLY(of);
if (f ISZERO) {
}else{
if (n >= 2*(f->m->ringp->n)) {
errorKan1("%s\n"," KoReplace(): too many rules for replacement. ");
}
}
for (i=0; i<n; i++) {
trule = getoa(rule,i);
if (trule.tag != Sarray) {
errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....].");
}
if (getoaSize(trule) != 2) {
errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....].");
}
if (getoa(trule,0).tag != Spoly) {
errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....] where a,b,c,d,... are polynomials.");
}
if (getoa(trule,1).tag != Spoly) {
errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....] where a,b,c,d,... are polynomials.");
}
lRule[i] = KopPOLY(getoa(trule,0));
rRule[i] = KopPOLY(getoa(trule,1));
}
r = replace(f,lRule,rRule,n);
rob.tag = Spoly; rob.lc.poly = r;
return(rob);
}
struct object Kparts(f,v)
struct object f;
struct object v;
{
POLY ff;
POLY vv;
struct object obj;
struct matrixOfPOLY *co;
/* check the data type */
if (f.tag != Spoly || v.tag != Spoly)
errorKan1("%s\n","arguments of Kparts() must have polynomial as arguments.");
co = parts(KopPOLY(f),KopPOLY(v));
obj = matrixOfPOLYToArray(co);
return(obj);
}
struct object Kparts2(f,v)
struct object f;
struct object v;
{
POLY ff;
POLY vv;
struct object obj;
struct matrixOfPOLY *co;
/* check the data type */
if (f.tag != Spoly || v.tag != Spoly)
errorKan1("%s\n","arguments of Kparts2() must have polynomial as arguments.");
obj = parts2(KopPOLY(f),KopPOLY(v));
return(obj);
}
struct object Kdegree(ob1,ob2)
struct object ob1,ob2;
{
if (ob1.tag != Spoly || ob2.tag != Spoly)
errorKan1("%s\n","The arguments must be polynomials.");
return(KpoInteger(pDegreeWrtV(KopPOLY(ob1),KopPOLY(ob2))));
}
struct object KringMap(obj)
struct object obj;
{
extern struct ring *CurrentRingp;
extern struct ring *SyzRingp;
POLY f;
POLY r;
if (obj.tag != Spoly)
errorKan1("%s\n","The argments must be polynomial.");
f = KopPOLY(obj);
if (f ISZERO) return(obj);
if (f->m->ringp == CurrentRingp) return(obj);
if (f->m->ringp == CurrentRingp->next) {
r = newCell(newCoeff(),newMonomial(CurrentRingp));
r->coeffp->tag = POLY_COEFF;
r->coeffp->val.f = f;
return(KpoPOLY(r));
}else if (f->m->ringp == SyzRingp) {
return(KpoPOLY(f->coeffp->val.f));
}
errorKan1("%s\n","The ring map is not defined in this case.");
}
struct object Ksp(ob1,ob2)
struct object ob1,ob2;
{
struct spValue sv;
struct object rob,cob;
POLY f;
if (ob1.tag != Spoly || ob2.tag != Spoly)
errorKan1("%s\n","Ksp(): The arguments must be polynomials.");
sv = (*sp)(ob1.lc.poly,ob2.lc.poly);
f = ppAddv(ppMult(sv.a,KopPOLY(ob1)),
ppMult(sv.b,KopPOLY(ob2)));
rob = newObjectArray(2);
cob = newObjectArray(2);
putoa(rob,1,KpoPOLY(f));
putoa(cob,0,KpoPOLY(sv.a));
putoa(cob,1,KpoPOLY(sv.b));
putoa(rob,0,cob);
return(rob);
}
struct object Khead(ob)
struct object ob;
{
if (ob.tag != Spoly) errorKan1("%s\n","Khead(): The argument should be a polynomial.");
return(KpoPOLY(head( KopPOLY(ob))));
}
/* :eval */
struct object Keval(obj)
struct object obj;
{
char *key;
int size;
struct object rob;
rob = NullObject;
if (obj.tag != Sarray)
errorKan1("%s\n","[$key$ arguments] eval");
if (getoaSize(obj) < 1)
errorKan1("%s\n","[$key$ arguments] eval");
if (getoa(obj,0).tag != Sdollar)
errorKan1("%s\n","[$key$ arguments] eval");
key = getoa(obj,0).lc.str;
size = getoaSize(obj);
return(rob);
}
/* :Utilities */
char *KremoveSpace(str)
char str[];
{
int size;
int start;
int end;
char *s;
int i;
size = strlen(str);
for (start = 0; start <= size; start++) {
if (str[start] > ' ') break;
}
for (end = size-1; end >= 0; end--) {
if (str[end] > ' ') break;
}
if (start > end) return((char *) NULL);
s = (char *) sGC_malloc(sizeof(char)*(end-start+2));
if (s == (char *)NULL) errorKan1("%s\n","removeSpace(): No more memory.");
for (i=0; i< end-start+1; i++)
s[i] = str[i+start];
s[end-start+1] = '\0';
return(s);
}
struct object KtoRecords(ob)
struct object ob;
{
struct object obj;
struct object tmp;
int i;
int size;
char **argv;
obj = NullObject;
switch(ob.tag) {
case Sdollar: break;
default:
errorKan1("%s","Argument of KtoRecords() must be a string enclosed by dollars.\n");
break;
}
size = strlen(ob.lc.str)+3;
argv = (char **) sGC_malloc((size+1)*sizeof(char *));
if (argv == (char **)NULL)
errorKan1("%s","No more memory.\n");
size = KtoArgvbyCurryBrace(ob.lc.str,argv,size);
if (size < 0)
errorKan1("%s"," KtoRecords(): You have an error in the argument.\n");
obj = newObjectArray(size);
for (i=0; i<size; i++) {
tmp.tag = Sdollar;
tmp.lc.str = argv[i];
(obj.rc.op)[i] = tmp;
}
return(obj);
}
int KtoArgvbyCurryBrace(str,argv,limit)
char *str;
char *argv[];
int limit;
/* This function returns argc */
/* decompose into tokens by the separators
{ }, [ ], and characters of which code is less than SPACE.
Example. { } ---> nothing (argc=0)
{x}----> x (argc=1)
{x,y} --> x y (argc=2)
{ab, y, z } --> ab y z (argc=3)
[[ab],c,d] --> [ab] c d
*/
{
int argc;
int n;
int i;
int k;
char *a;
char *ident;
int level = 0;
int comma;
if (str == (char *)NULL) {
fprintf(stderr,"You use NULL string to toArgvbyCurryBrace()\n");
return(0);
}
n = strlen(str);
a = (char *) sGC_malloc(sizeof(char)*(n+3));
a[0]=' ';
strcpy(&(a[1]),str);
n = strlen(a); a[0] = '\0';
comma = -1;
for (i=1; i<n; i++) {
if (a[i] == '{' || a[i] == '[') level++;
if (level <= 1 && ( a[i] == ',')) {a[i] = '\0'; ++comma;}
if (level <= 1 && (a[i]=='{' || a[i]=='}' || a[i]=='[' || a[i]==']'))
a[i] = '\0';
if (a[i] == '}' || a[i] == ']') level--;
if ((level <= 1) && (comma == -1) && ( a[i] > ' ')) comma = 0;
}
if (comma == -1) return(0);
argc=0;
for (i=0; i<n; i++) {
if ((a[i] == '\0') && (a[i+1] != '\0')) ++argc;
}
if (argc > limit) return(-argc);
k = 0;
for (i=0; i<n; i++) {
if ((a[i] == '\0') && (a[i+1] != '\0')) {
ident = (char *) sGC_malloc(sizeof(char)*( strlen(&(a[i+1])) + 3));
strcpy(ident,&(a[i+1]));
argv[k] = KremoveSpace(ident);
if (argv[k] != (char *)NULL) k++;
if (k >= limit) errorKan1("%s\n","KtoArgvbyCurryBraces(): k>=limit.");
}
}
argc = k;
/*for (i=0; i<argc; i++) fprintf(stderr,"%d %s\n",i,argv[i]);*/
return(argc);
}
struct object KstringToArgv(struct object ob) {
struct object rob;
char *s;
int n,wc,i,inblank;
char **argv;
if (ob.tag != Sdollar)
errorKan1("%s\n","KstringToArgv(): the argument must be a string.");
n = strlen(KopString(ob));
s = (char *) sGC_malloc(sizeof(char)*(n+2));
if (s == NULL) errorKan1("%s\n","KstringToArgv(): No memory.");
strcpy(s,KopString(ob));
inblank = 1; wc = 0;
for (i=0; i<n; i++) {
if (inblank && (s[i] > ' ')) {
wc++; inblank = 0;
}else if ((!inblank) && (s[i] <= ' ')) {
inblank = 1;
}
}
argv = (char **) sGC_malloc(sizeof(char *)*(wc+2));
argv[0] = NULL;
inblank = 1; wc = 0;
for (i=0; i<n; i++) {
if (inblank && (s[i] > ' ')) {
argv[wc] = &(s[i]); argv[wc+1]=NULL;
wc++; inblank = 0;
}else if ((inblank == 0) && (s[i] <= ' ')) {
inblank = 1; s[i] = 0;
}else if (inblank && (s[i] <= ' ')) {
s[i] = 0;
}
}
rob = newObjectArray(wc);
for (i=0; i<wc; i++) {
putoa(rob,i,KpoString(argv[i]));
/* printf("%s\n",argv[i]); */
}
return(rob);
}
static void checkDuplicateName(xvars,dvars,n)
char *xvars[];
char *dvars[];
int n;
{
int i,j;
char *names[N0*2];
for (i=0; i<n; i++) {
names[i] = xvars[i]; names[i+n] = dvars[i];
}
n = 2*n;
for (i=0; i<n; i++) {
for (j=i+1; j<n; j++) {
if (strcmp(names[i],names[j]) == 0) {
fprintf(stderr,"\n%d=%s, %d=%s\n",i,names[i],j,names[j]);
errorKan1("%s\n","Duplicate definition of the name above in SetUpRing().");
}
}
}
}
struct object KooPower(struct object ob1,struct object ob2) {
struct object rob;
/* Bug. It has not yet been implemented. */
if (QuoteMode) {
rob = powerTree(ob1,ob2);
}else{
warningKan("KooDiv2() has not supported yet these objects.\n");
}
return(rob);
}
struct object KooDiv2(ob1,ob2)
struct object ob1,ob2;
{
struct object rob = NullObject;
POLY f;
extern struct ring *CurrentRingp;
int s,i;
double d;
switch (Lookup[ob1.tag][ob2.tag]) {
case SpolySpoly:
case SuniversalNumberSuniversalNumber:
case SuniversalNumberSpoly:
case SpolySuniversalNumber:
rob = KnewRationalFunction0(copyObjectp(&ob1),copyObjectp(&ob2));
KisInvalidRational(&rob);
return(rob);
break;
case SarraySpoly:
case SarraySuniversalNumber:
case SarraySrationalFunction:
s = getoaSize(ob1);
rob = newObjectArray(s);
for (i=0; i<s; i++) {
putoa(rob,i,KooDiv2(getoa(ob1,i),ob2));
}
return(rob);
break;
case SpolySrationalFunction:
case SrationalFunctionSpoly:
case SrationalFunctionSrationalFunction:
case SuniversalNumberSrationalFunction:
case SrationalFunctionSuniversalNumber:
rob = KoInverse(ob2);
rob = KooMult(ob1,rob);
return(rob);
break;
case SdoubleSdouble:
d = KopDouble(ob2);
if (d == 0.0) errorKan1("%s\n","KooDiv2, Division by zero.");
return(KpoDouble( KopDouble(ob1) / d ));
break;
case SdoubleSinteger:
case SdoubleSuniversalNumber:
case SdoubleSrationalFunction:
d = toDouble0(ob2);
if (d == 0.0) errorKan1("%s\n","KooDiv2, Division by zero.");
return(KpoDouble( KopDouble(ob1) / d) );
break;
case SintegerSdouble:
case SuniversalNumberSdouble:
case SrationalFunctionSdouble:
d = KopDouble(ob2);
if (d == 0.0) errorKan1("%s\n","KooDiv2, Division by zero.");
return(KpoDouble( toDouble0(ob1) / d ) );
break;
default:
if (QuoteMode) {
rob = divideTree(ob1,ob2);
}else{
warningKan("KooDiv2() has not supported yet these objects.\n");
}
break;
}
return(rob);
}
/* Template
case SrationalFunctionSrationalFunction:
warningKan("Koo() has not supported yet these objects.\n");
return(rob);
break;
case SpolySrationalFunction:
warningKan("Koo() has not supported yet these objects.\n");
return(rob);
break;
case SrationalFunctionSpoly:
warningKan("Koo() has not supported yet these objects.\n");
return(rob);
break;
case SuniversalNumberSrationalFunction:
warningKan("Koo() has not supported yet these objects.\n");
return(rob);
break;
case SrationalFunctionSuniversalNumber:
warningKan("Koo() has not supported yet these objects.\n");
return(rob);
break;
*/
int KisInvalidRational(op)
objectp op;
{
extern struct coeff *UniversalZero;
if (op->tag != SrationalFunction) return(0);
if (KisZeroObject(Kdenominator(*op))) {
errorKan1("%s\n","KisInvalidRational(): zero division. You have f/0.");
}
if (KisZeroObject(Knumerator(*op))) {
op->tag = SuniversalNumber;
op->lc.universalNumber = UniversalZero;
}
return(0);
}
struct object KgbExtension(struct object obj)
{
char *key;
int size;
struct object keyo;
struct object rob = NullObject;
struct object obj1,obj2,obj3;
POLY f1;
POLY f2;
POLY f3;
POLY f;
int m,i;
struct pairOfPOLY pf;
struct coeff *cont;
if (obj.tag != Sarray) errorKan1("%s\n","KgbExtension(): The argument must be an array.");
size = getoaSize(obj);
if (size < 1) errorKan1("%s\n","KgbExtension(): Empty array.");
keyo = getoa(obj,0);
if (keyo.tag != Sdollar) errorKan1("%s\n","KgbExtension(): No key word.");
key = KopString(keyo);
/* branch by the key word. */
if (strcmp(key,"isReducible")==0) {
if (size != 3) errorKan1("%s\n","[(isReducible) poly1 poly2] gbext.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Spoly || obj2.tag != Spoly)
errorKan1("%s\n","[(isReducible) poly1 poly2] gb.");
f1 = KopPOLY(obj1);
f2 = KopPOLY(obj2);
rob = KpoInteger((*isReducible)(f1,f2));
}else if (strcmp(key,"lcm") == 0) {
if (size != 3) errorKan1("%s\n","[(lcm) poly1 poly2] gb.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Spoly || obj2.tag != Spoly)
errorKan1("%s\n","[(lcm) poly1 poly2] gbext.");
f1 = KopPOLY(obj1);
f2 = KopPOLY(obj2);
rob = KpoPOLY((*lcm)(f1,f2));
}else if (strcmp(key,"grade")==0) {
if (size != 2) errorKan1("%s\n","[(grade) poly1 ] gbext.");
obj1 = getoa(obj,1);
if (obj1.tag != Spoly)
errorKan1("%s\n","[(grade) poly1 ] gbext.");
f1 = KopPOLY(obj1);
rob = KpoInteger((*grade)(f1));
}else if (strcmp(key,"mod")==0) {
if (size != 3) errorKan1("%s\n","[(mod) poly num] gbext");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Spoly || obj2.tag != SuniversalNumber) {
errorKan1("%s\n","The datatype of the argument mismatch: [(mod) polynomial universalNumber] gbext");
}
rob = KpoPOLY( modulopZ(KopPOLY(obj1),KopUniversalNumber(obj2)) );
}else if (strcmp(key,"tomodp")==0) {
/* The ring must be a ring of characteristic p. */
if (size != 3) errorKan1("%s\n","[(tomod) poly ring] gbext");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Spoly || obj2.tag != Sring) {
errorKan1("%s\n","The datatype of the argument mismatch: [(tomod) polynomial ring] gbext");
}
rob = KpoPOLY( modulop(KopPOLY(obj1),KopRingp(obj2)) );
}else if (strcmp(key,"tomod0")==0) {
/* Ring must be a ring of characteristic 0. */
if (size != 3) errorKan1("%s\n","[(tomod0) poly ring] gbext");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Spoly || obj2.tag != Sring) {
errorKan1("%s\n","The datatype of the argument mismatch: [(tomod0) polynomial ring] gbext");
}
errorKan1("%s\n","It has not been implemented.");
rob = KpoPOLY( POLYNULL );
}else if (strcmp(key,"divByN")==0) {
if (size != 3) errorKan1("%s\n","[(divByN) poly num] gbext");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != Spoly || obj2.tag != SuniversalNumber) {
errorKan1("%s\n","The datatype of the argument mismatch: [(divByN) polynomial universalNumber] gbext");
}
pf = quotientByNumber(KopPOLY(obj1),KopUniversalNumber(obj2));
rob = newObjectArray(2);
putoa(rob,0,KpoPOLY(pf.first));
putoa(rob,1,KpoPOLY(pf.second));
}else if (strcmp(key,"isConstant")==0) {
if (size != 2) errorKan1("%s\n","[(isConstant) poly ] gbext bool");
obj1 = getoa(obj,1);
if (obj1.tag != Spoly) {
errorKan1("%s\n","The datatype of the argument mismatch: [(isConstant) polynomial] gbext");
}
return(KpoInteger(isConstant(KopPOLY(obj1))));
}else if (strcmp(key,"isConstantAll")==0) {
if (size != 2) errorKan1("%s\n","[(isConstantAll) poly ] gbext bool");
obj1 = getoa(obj,1);
if (obj1.tag != Spoly) {
errorKan1("%s\n","The datatype of the argument mismatch: [(isConstantAll) polynomial] gbext");
}
return(KpoInteger(isConstantAll(KopPOLY(obj1))));
}else if (strcmp(key,"schreyerSkelton") == 0) {
if (size != 2) errorKan1("%s\n","[(schreyerSkelton) array_of_poly ] gbext array");
obj1 = getoa(obj,1);
return(KschreyerSkelton(obj1));
}else if (strcmp(key,"lcoeff") == 0) {
if (size != 2) errorKan1("%s\n","[(lcoeff) poly] gbext poly");
obj1 = getoa(obj,1);
if (obj1.tag != Spoly) errorKan1("%s\n","[(lcoeff) poly] gbext poly");
f = KopPOLY(obj1);
if (f == POLYNULL) return(KpoPOLY(f));
return(KpoPOLY( newCell(coeffCopy(f->coeffp),newMonomial(f->m->ringp))));
}else if (strcmp(key,"lmonom") == 0) {
if (size != 2) errorKan1("%s\n","[(lmonom) poly] gbext poly");
obj1 = getoa(obj,1);
if (obj1.tag != Spoly) errorKan1("%s\n","[(lmonom) poly] gbext poly");
f = KopPOLY(obj1);
if (f == POLYNULL) return(KpoPOLY(f));
return(KpoPOLY( newCell(intToCoeff(1,f->m->ringp),monomialCopy(f->m))));
}else if (strcmp(key,"toes") == 0) {
if (size != 2) errorKan1("%s\n","[(toes) array] gbext poly");
obj1 = getoa(obj,1);
if (obj1.tag != Sarray) errorKan1("%s\n","[(toes) array] gbext poly");
return(KvectorToSchreyer_es(obj1));
}else if (strcmp(key,"toe_") == 0) {
if (size != 2) errorKan1("%s\n","[(toe_) array] gbext poly");
obj1 = getoa(obj,1);
if (obj1.tag == Spoly) return(obj1);
if (obj1.tag != Sarray) errorKan1("%s\n","[(toe_) array] gbext poly");
return(KpoPOLY(arrayToPOLY(obj1)));
}else if (strcmp(key,"isOrdered") == 0) {
if (size != 2) errorKan1("%s\n","[(isOrdered) poly] gbext poly");
obj1 = getoa(obj,1);
if (obj1.tag != Spoly) errorKan1("%s\n","[(isOrdered) poly] gbext poly");
return(KisOrdered(obj1));
}else if (strcmp(key,"reduceContent")==0) {
if (size != 2) errorKan1("%s\n","[(reduceContent) poly1 ] gbext.");
obj1 = getoa(obj,1);
if (obj1.tag != Spoly)
errorKan1("%s\n","[(reduceContent) poly1 ] gbext.");
f1 = KopPOLY(obj1);
rob = newObjectArray(2);
f1 = reduceContentOfPoly(f1,&cont);
putoa(rob,0,KpoPOLY(f1));
if (f1 == POLYNULL) {
putoa(rob,1,KpoPOLY(f1));
}else{
putoa(rob,1,KpoPOLY(newCell(cont,newMonomial(f1->m->ringp))));
}
}else if (strcmp(key,"ord_ws_all")==0) {
if (size != 3) errorKan1("%s\n","[(ord_ws_all) fv wv] gbext");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
rob = KordWsAll(obj1,obj2);
}else if (strcmp(key,"exponents")==0) {
if (size == 3) {
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
rob = KgetExponents(obj1,obj2);
}else if (size == 2) {
obj1 = getoa(obj,1);
obj2 = KpoInteger(2);
rob = KgetExponents(obj1,obj2);
}else{
errorKan1("%s\n","[(exponents) f type] gbext");
}
}else {
errorKan1("%s\n","gbext : unknown tag.");
}
return(rob);
}
struct object KmpzExtension(struct object obj)
{
char *key;
int size;
struct object keyo;
struct object rob = NullObject;
struct object obj0,obj1,obj2,obj3;
MP_INT *f;
MP_INT *g;
MP_INT *h;
MP_INT *r0;
MP_INT *r1;
MP_INT *r2;
int gi;
extern struct ring *SmallRingp;
if (obj.tag != Sarray) errorKan1("%s\n","KmpzExtension(): The argument must be an array.");
size = getoaSize(obj);
if (size < 1) errorKan1("%s\n","KmpzExtension(): Empty array.");
keyo = getoa(obj,0);
if (keyo.tag != Sdollar) errorKan1("%s\n","KmpzExtension(): No key word.");
key = KopString(keyo);
/* branch by the key word. */
if (strcmp(key,"gcd")==0) {
if (size != 3) errorKan1("%s\n","[(gcd) universalNumber universalNumber] mpzext.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != SuniversalNumber) {
obj1 = KdataConversion(obj1,"universalNumber");
}
if (obj2.tag != SuniversalNumber) {
obj2 = KdataConversion(obj2,"universalNumber");
}
if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber)
errorKan1("%s\n","[(gcd) universalNumber universalNumber] mpzext.");
if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
errorKan1("%s\n","[(gcd) universalNumber universalNumber] mpzext.");
}
f = coeff_to_MP_INT(obj1.lc.universalNumber);
g = coeff_to_MP_INT(obj2.lc.universalNumber);
r1 = newMP_INT();
mpz_gcd(r1,f,g);
rob.tag = SuniversalNumber;
rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
}else if (strcmp(key,"tdiv_qr")==0) {
if (size != 3) errorKan1("%s\n","[(tdiv_qr) universalNumber universalNumber] mpzext.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != SuniversalNumber) {
obj1 = KdataConversion(obj1,"universalNumber");
}
if (obj2.tag != SuniversalNumber) {
obj2 = KdataConversion(obj2,"universalNumber");
}
if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber)
errorKan1("%s\n","[(tdiv_qr) universalNumber universalNumber] mpzext.");
if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
errorKan1("%s\n","[(tdiv_qr) universalNumber universalNumber] mpzext.");
}
f = coeff_to_MP_INT(obj1.lc.universalNumber);
g = coeff_to_MP_INT(obj2.lc.universalNumber);
r1 = newMP_INT();
r2 = newMP_INT();
mpz_tdiv_qr(r1,r2,f,g);
obj1.tag = SuniversalNumber;
obj1.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
obj2.tag = SuniversalNumber;
obj2.lc.universalNumber = mpintToCoeff(r2,SmallRingp);
rob = newObjectArray(2);
putoa(rob,0,obj1); putoa(rob,1,obj2);
} else if (strcmp(key,"cancel")==0) {
if (size != 2) {
errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
}
obj0 = getoa(obj,1);
if (obj0.tag == SuniversalNumber) return(obj0);
if (obj0.tag != SrationalFunction) {
errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
return(obj0);
}
obj1 = *(Knumerator(obj0));
obj2 = *(Kdenominator(obj0));
if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber) {
errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
return(obj0);
}
if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
}
f = coeff_to_MP_INT(obj1.lc.universalNumber);
g = coeff_to_MP_INT(obj2.lc.universalNumber);
r0 = newMP_INT();
r1 = newMP_INT();
r2 = newMP_INT();
mpz_gcd(r0,f,g);
mpz_divexact(r1,f,r0);
mpz_divexact(r2,g,r0);
obj1.tag = SuniversalNumber;
obj1.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
obj2.tag = SuniversalNumber;
obj2.lc.universalNumber = mpintToCoeff(r2,SmallRingp);
rob = KnewRationalFunction0(copyObjectp(&obj1),copyObjectp(&obj2));
KisInvalidRational(&rob);
}else if (strcmp(key,"sqrt")==0 ||
strcmp(key,"com")==0) {
/* One arg functions */
if (size != 2) errorKan1("%s\n","[key num] mpzext");
obj1 = getoa(obj,1);
if (obj1.tag != SuniversalNumber) {
obj1 = KdataConversion(obj1,"universalNumber");
}
if (obj1.tag != SuniversalNumber)
errorKan1("%s\n","[key num] mpzext : num must be a universalNumber.");
if (! is_this_coeff_MP_INT(obj1.lc.universalNumber))
errorKan1("%s\n","[key num] mpzext : num must be a universalNumber.");
f = coeff_to_MP_INT(obj1.lc.universalNumber);
if (strcmp(key,"sqrt")==0) {
r1 = newMP_INT();
mpz_sqrt(r1,f);
}else if (strcmp(key,"com")==0) {
r1 = newMP_INT();
mpz_com(r1,f);
}
rob.tag = SuniversalNumber;
rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
}else if (strcmp(key,"probab_prime_p")==0 ||
strcmp(key,"and") == 0 ||
strcmp(key,"ior")==0) {
/* Two args functions */
if (size != 3) errorKan1("%s\n","[key num1 num2] mpzext.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != SuniversalNumber) {
obj1 = KdataConversion(obj1,"universalNumber");
}
if (obj2.tag != SuniversalNumber) {
obj2 = KdataConversion(obj2,"universalNumber");
}
if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber)
errorKan1("%s\n","[key num1 num2] mpzext.");
if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
errorKan1("%s\n","[key num1 num2] mpzext.");
}
f = coeff_to_MP_INT(obj1.lc.universalNumber);
g = coeff_to_MP_INT(obj2.lc.universalNumber);
if (strcmp(key,"probab_prime_p")==0) {
gi = (int) mpz_get_si(g);
if (mpz_probab_prime_p(f,gi)) {
rob = KpoInteger(1);
}else {
rob = KpoInteger(0);
}
}else if (strcmp(key,"and")==0) {
r1 = newMP_INT();
mpz_and(r1,f,g);
rob.tag = SuniversalNumber;
rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
}else if (strcmp(key,"ior")==0) {
r1 = newMP_INT();
mpz_ior(r1,f,g);
rob.tag = SuniversalNumber;
rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
}
}else if (strcmp(key,"powm")==0) {
/* three args */
if (size != 4) errorKan1("%s\n","[key num1 num2 num3] mpzext");
obj1 = getoa(obj,1); obj2 = getoa(obj,2); obj3 = getoa(obj,3);
if (obj1.tag != SuniversalNumber) {
obj1 = KdataConversion(obj1,"universalNumber");
}
if (obj2.tag != SuniversalNumber) {
obj2 = KdataConversion(obj2,"universalNumber");
}
if (obj3.tag != SuniversalNumber) {
obj3 = KdataConversion(obj3,"universalNumber");
}
if (obj1.tag != SuniversalNumber ||
obj2.tag != SuniversalNumber ||
obj3.tag != SuniversalNumber ) {
errorKan1("%s\n","[key num1 num2 num3] mpzext : num1, num2 and num3 must be universalNumbers.");
}
if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
! is_this_coeff_MP_INT(obj2.lc.universalNumber) ||
! is_this_coeff_MP_INT(obj3.lc.universalNumber)) {
errorKan1("%s\n","[key num1 num2 num3] mpzext : num1, num2 and num3 must be universalNumbers.");
}
f = coeff_to_MP_INT(obj1.lc.universalNumber);
g = coeff_to_MP_INT(obj2.lc.universalNumber);
h = coeff_to_MP_INT(obj3.lc.universalNumber);
if (mpz_sgn(g) < 0) errorKan1("%s\n","[(powm) base exp mod] mpzext : exp must not be negative.");
r1 = newMP_INT();
mpz_powm(r1,f,g,h);
rob.tag = SuniversalNumber;
rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
} else if (strcmp(key,"lcm")==0) {
if (size != 3) errorKan1("%s\n","[(lcm) universalNumber universalNumber] mpzext.");
obj1 = getoa(obj,1);
obj2 = getoa(obj,2);
if (obj1.tag != SuniversalNumber) {
obj1 = KdataConversion(obj1,"universalNumber");
}
if (obj2.tag != SuniversalNumber) {
obj2 = KdataConversion(obj2,"universalNumber");
}
if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber)
errorKan1("%s\n","[lcm num1 num2] mpzext.");
if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
errorKan1("%s\n","[(lcm) universalNumber universalNumber] mpzext.");
}
f = coeff_to_MP_INT(obj1.lc.universalNumber);
g = coeff_to_MP_INT(obj2.lc.universalNumber);
r1 = newMP_INT();
mpz_lcm(r1,f,g);
rob.tag = SuniversalNumber;
rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
}else {
errorKan1("%s\n","mpzExtension(): Unknown tag.");
}
return(rob);
}
/** : context */
struct object KnewContext(struct object superObj,char *name) {
struct context *cp;
struct object ob;
if (superObj.tag != Sclass) {
errorKan1("%s\n","The argument of KnewContext must be a Class.Context");
}
if (superObj.lc.ival != CLASSNAME_CONTEXT) {
errorKan1("%s\n","The argument of KnewContext must be a Class.Context");
}
cp = newContext0((struct context *)(superObj.rc.voidp),name);
ob.tag = Sclass;
ob.lc.ival = CLASSNAME_CONTEXT;
ob.rc.voidp = cp;
return(ob);
}
struct object KcreateClassIncetance(struct object ob1,
struct object ob2,
struct object ob3)
{
/* [class-tag super-obj] size [class-tag] cclass */
struct object ob4;
int size,size2,i;
struct object ob5;
struct object rob;
if (ob1.tag != Sarray)
errorKan1("%s\n","cclass: The first argument must be an array.");
if (getoaSize(ob1) < 1)
errorKan1("%s\n","cclass: The first argument must be [class-tag ....].");
ob4 = getoa(ob1,0);
if (ectag(ob4) != CLASSNAME_CONTEXT)
errorKan1("%s\n","cclass: The first argument must be [class-tag ....].");
if (ob2.tag != Sinteger)
errorKan1("%s\n","cclass: The second argument must be an integer.");
size = KopInteger(ob2);
if (size < 1)
errorKan1("%s\n","cclass: The size must be > 0.");
if (ob3.tag != Sarray)
errorKan1("%s\n","cclass: The third argument must be an array.");
if (getoaSize(ob3) < 1)
errorKan1("%s\n","cclass: The third argument must be [class-tag].");
ob5 = getoa(ob3,0);
if (ectag(ob5) != CLASSNAME_CONTEXT)
errorKan1("%s\n","cclass: The third argument must be [class-tag].");
rob = newObjectArray(size);
putoa(rob,0,ob5);
if (getoaSize(ob1) < size) size2 = getoaSize(ob1);
else size2 = size;
for (i=1; i<size2; i++) {
putoa(rob,i,getoa(ob1,i));
}
for (i=size2; i<size; i++) {
putoa(rob,i,NullObject);
}
return(rob);
}
struct object KpoDouble(double a) {
struct object rob;
rob.tag = Sdouble;
/* rob.lc.dbl = (double *)sGC_malloc_atomic(sizeof(double)); */
rob.lc.dbl = (double *)sGC_malloc(sizeof(double));
if (rob.lc.dbl == (double *)NULL) {
fprintf(stderr,"No memory.\n"); exit(10);
}
*(rob.lc.dbl) = a;
return(rob);
}
double toDouble0(struct object ob) {
double r;
int r3;
struct object ob2;
struct object ob3;
switch(ob.tag) {
case Sinteger:
return( (double) (KopInteger(ob)) );
case SuniversalNumber:
return((double) coeffToInt(ob.lc.universalNumber));
case SrationalFunction:
/* The argument is assumed to be a rational number. */
ob2 = newObjectArray(2); ob3 = KpoString("cancel");
putoa(ob2,0,ob3); putoa(ob2,1,ob);
ob = KmpzExtension(ob2);
ob2 = *Knumerator(ob); ob3 = *Kdenominator(ob);
r3 = coeffToInt(ob3.lc.universalNumber);
if (r3 == 0) {
errorKan1("%s\n","toDouble0(): Division by zero.");
break;
}
r = ((double) coeffToInt(ob2.lc.universalNumber)) / ((double)r3);
return(r);
case Sdouble:
return( KopDouble(ob) );
default:
errorKan1("%s\n","toDouble0(): This type of conversion is not supported.");
break;
}
return(0.0);
}
struct object KpoGradedPolySet(struct gradedPolySet *grD) {
struct object rob;
rob.tag = Sclass;
rob.lc.ival = CLASSNAME_GradedPolySet;
rob.rc.voidp = (void *) grD;
return(rob);
}
static char *getspace0(int a) {
char *s;
a = (a > 0? a:-a);
s = (char *) sGC_malloc(a+1);
if (s == (char *)NULL) {
errorKan1("%s\n","no more memory.");
}
return(s);
}
struct object KdefaultPolyRing(struct object ob) {
struct object rob;
int i,j,k,n;
struct object ob1,ob2,ob3,ob4,ob5;
struct object t1;
char *s1;
extern struct ring *CurrentRingp;
static struct ring *a[N0];
rob = NullObject;
if (ob.tag != Sinteger) {
errorKan1("%s\n","KdefaultPolyRing(): the argument must be integer.");
}
n = KopInteger(ob);
if (n <= 0) {
/* initializing */
for (i=0; i<N0; i++) {
a[i] = (struct ring*) NULL;
}
return(rob);
}
if ( a[n] != (struct ring*)NULL) return(KpoRingp(a[n]));
/* Let's construct ring of polynomials of 2n variables */
/* x variables */
ob1 = newObjectArray(n);
for (i=0; i<n; i++) {
s1 = getspace0(1+ ((n-i)/10) + 1);
sprintf(s1,"x%d",n-i);
putoa(ob1,i,KpoString(s1));
}
ob2 = newObjectArray(n);
s1 = getspace0(1);
sprintf(s1,"h");
putoa(ob2,0,KpoString(s1));
for (i=1; i<n; i++) {
s1 = getspace0(1+((n+n-i)/10)+1);
sprintf(s1,"x%d",n+n-i);
putoa(ob2,i,KpoString(s1));
}
ob3 = newObjectArray(9);
putoa(ob3,0,KpoInteger(0));
for (i=1; i<9; i++) {
putoa(ob3,i,KpoInteger(n));
}
ob4 = newObjectArray(2*n);
t1 = newObjectArray(2*n);
for (i=0; i<2*n; i++) {
putoa(t1,i,KpoInteger(1));
}
putoa(ob4,0,t1);
for (i=1; i<2*n; i++) {
t1 = newObjectArray(2*n);
for (j=0; j<2*n; j++) {
putoa(t1,j,KpoInteger(0));
if (j == (2*n-i)) {
putoa(t1,j,KpoInteger(-1));
}
}
putoa(ob4,i,t1);
}
ob5 = newObjectArray(2);
putoa(ob5,0,KpoString("mpMult"));
putoa(ob5,1,KpoString("poly"));
KsetUpRing(ob1,ob2,ob3,ob4,ob5);
a[n] = CurrentRingp;
return(KpoRingp(a[n]));
}
struct object Krest(struct object ob) {
struct object rob;
struct object *op;
int n,i;
if (ob.tag == Sarray) {
n = getoaSize(ob);
if (n == 0) return ob;
rob = newObjectArray(n-1);
for (i=1; i<n; i++) {
putoa(rob,i-1,getoa(ob,i));
}
return rob;
}else if ((ob.tag == Slist) || (ob.tag == Snull)) {
return Kcdr(ob);
}else{
errorKan1("%s\n","Krest(ob): ob must be an array or a list.");
}
}
struct object Kjoin(struct object ob1, struct object ob2) {
struct object rob;
int n1,n2,i;
if ((ob1.tag == Sarray) && (ob2.tag == Sarray)) {
n1 = getoaSize(ob1); n2 = getoaSize(ob2);
rob = newObjectArray(n1+n2);
for (i=0; i<n1; i++) {
putoa(rob,i,getoa(ob1,i));
}
for (i=n1; i<n1+n2; i++) {
putoa(rob,i,getoa(ob2,i-n1));
}
return rob;
}else if ((ob1.tag == Slist) || (ob1.tag == Snull)) {
if ((ob2.tag == Slist) || (ob2.tag == Snull)) {
return KvJoin(ob1,ob2);
}else{
errorKan1("%s\n","Kjoin: both argument must be a list.");
}
}else{
errorKan1("%s\n","Kjoin: arguments must be arrays.");
}
}
struct object Kget(struct object ob1, struct object ob2) {
struct object rob;
struct object tob;
int i,j,size,n;
if (ob2.tag == Sinteger) {
i =ob2.lc.ival;
}else if (ob2.tag == SuniversalNumber) {
i = KopInteger(KdataConversion(ob2,"integer"));
}else if (ob2.tag == Sarray) {
n = getoaSize(ob2);
if (n == 0) return ob1;
rob = ob1;
for (i=0; i<n; i++) {
rob=Kget(rob,getoa(ob2,i));
}
return rob;
}
if (ob1.tag == Sarray) {
size = getoaSize(ob1);
if ((0 <= i) && (i<size)) {
return(getoa(ob1,i));
}else{
errorKan1("%s\n","Kget: Index is out of bound. (get)\n");
}
}else if (ob1.tag == Slist) {
rob = NullObject;
if (i < 0) errorKan1("%s\n","Kget: Index is negative. (get)");
for (j=0; j<i; j++) {
rob = Kcdr(ob1);
if ((ob1.tag == Snull) && (rob.tag == Snull)) {
errorKan1("%s\n","Kget: Index is out of bound. (get) cdr of null list.\n");
}
ob1 = rob;
}
return Kcar(ob1);
} else if (ob1.tag == SbyteArray) {
size = getByteArraySize(ob1);
if ((0 <= i) && (i<size)) {
return(KpoInteger(KopByteArray(ob1)[i]));
}else{
errorKan1("%s\n","Kget: Index is out of bound. (get)\n");
}
} else if (ob1.tag == Sdollar) {
unsigned char *sss;
sss = (unsigned char *) KopString(ob1);
size = strlen(sss);
if ((0 <= i) && (i<size)) {
return(KpoInteger(sss[i]));
}else{
errorKan1("%s\n","Kget: Index is out of bound. (get)\n");
}
}else errorKan1("%s\n","Kget: argument must be an array or a list.");
}
/* Constructor of byteArray */
struct object newByteArray(int size,struct object obj) {
unsigned char *ba;
unsigned char *ba2;
struct object rob,tob;
int i,n;
ba = NULL;
if (size > 0) ba = (unsigned char *) sGC_malloc(size);
if (ba == NULL) errorKan1("%s\n","No more memory.");
rob.tag = SbyteArray; rob.lc.bytes = ba; rob.rc.ival = size;
if (obj.tag == SbyteArray) {
n = getByteArraySize(obj);
ba2 = KopByteArray(obj);
for (i=0; i<n; i++) {
ba[i] = ba2[i];
}
for (i=n; i<size; i++) ba[i] = 0;
return rob;
}else if (obj.tag == Sarray) {
n = getoaSize(obj);
for (i=0; i<n; i++) {
tob = getoa(obj,i);
tob = Kto_int32(tob);
if (tob.tag != Sinteger) errorKan1("%s\n","newByteArray: array is not an array of integer or universalNumber.");
ba[i] = (unsigned char) KopInteger(tob);
}
for (i=n; i<size; i++) ba[i] = 0;
return rob;
}else{
for (i=0; i<size; i++) ba[i] = 0;
return rob;
}
}
struct object byteArrayToArray(struct object obj) {
int n,i; unsigned char *ba;
struct object rob;
if (obj.tag != SbyteArray) errorKan1("%s\n","byteArrayToArray: argument is not an byteArray.");
n = getByteArraySize(obj);
rob = newObjectArray(n);
ba = KopByteArray(obj);
for (i=0; i<n; i++) putoa(rob,i,KpoInteger((int) ba[i]));
return rob;
}
/******************************************************************
error handler
******************************************************************/
errorKan1(str,message)
char *str;
char *message;
{
extern char *GotoLabel;
extern int GotoP;
extern int ErrorMessageMode;
extern int RestrictedMode, RestrictedMode_saved;
char tmpc[1024];
RestrictedMode = RestrictedMode_saved;
cancelAlarm();
if (ErrorMessageMode == 1 || ErrorMessageMode == 2) {
sprintf(tmpc,"\nERROR(kanExport[0|1].c): ");
if (strlen(message) < 900) {
strcat(tmpc,message);
}
pushErrorStack(KnewErrorPacket(SerialCurrent,-1,tmpc));
}
if (ErrorMessageMode != 1) {
fprintf(stderr,"\nERROR(kanExport[0|1].c): ");
fprintf(stderr,str,message);
(void) traceShowStack(); traceClearStack();
}
/* fprintf(stderr,"Hello "); */
if (GotoP) {
/* fprintf(stderr,"Hello. GOTO "); */
fprintf(Fstack,"The interpreter was looking for the label <<%s>>. It is also aborted.\n",GotoLabel);
GotoP = 0;
}
stdOperandStack(); contextControl(CCRESTORE);
/* fprintf(stderr,"Now. Long jump!\n"); */
#if defined(__CYGWIN__)
siglongjmp(EnvOfStackMachine,1);
#else
longjmp(EnvOfStackMachine,1);
#endif
}
warningKan(str)
char *str;
{
extern int WarningMessageMode;
extern int Strict;
char tmpc[1024];
if (WarningMessageMode == 1 || WarningMessageMode == 2) {
sprintf(tmpc,"\nWARNING(kanExport[0|1].c): ");
if (strlen(str) < 900) {
strcat(tmpc,str);
}
pushErrorStack(KnewErrorPacket(SerialCurrent,-1,tmpc));
}
if (WarningMessageMode != 1) {
fprintf(stderr,"\nWARNING(kanExport[0|1].c): ");
fprintf(stderr,str);
fprintf(stderr,"\n");
}
/* if (Strict) errorKan1("%s\n"," "); */
if (Strict) errorKan1("%s\n",str);
return(0);
}
warningKanNoStrictMode(str)
char *str;
{
extern int Strict;
int t;
t = Strict;
Strict = 0;
warningKan(str);
Strict = t;
return(0);
}