13 #include <flint/flint.h> 14 #include <flint/fmpq_poly.h> 15 #include "factory/factory.h" 32 while (*
s >=
'0' && *
s <=
'9')
s++;
35 mpz_set_str(
i,start,10);
41 mpz_set_str(
i,start,10);
121 fmpq_poly_set_si(
res,
i);
128 fmpq_poly_set_mpz(
res,
i);
147 long nl=mpz_get_si(
num);
148 if (mpz_cmp_si(
num,nl)!=0) nl=0;
149 long dl=mpz_get_si(
den);
150 if ((dl!=1)||(mpz_cmp_si(
den,dl)!=0)) nl=0;
170 int dl=(int)mpz_get_si(
den);
171 if ((dl!=1)||(mpz_cmp_si(
den,(
long)dl)!=0)) mpz_set_ui(
result,0);
243 int l=mpz_sizeinbase(
num,10);
247 char *z=mpz_get_str(
s,10,
num);
249 ||(mpz_cmp_si(
num,1)!=0)
250 ||(mpz_cmp_si(
den,1)!=0))
253 if (mpz_cmp_si(
den,1)!=0)
256 z=mpz_get_str(
s,10,
den);
273 static const char*
Read(
const char * st, number * a,
const coeffs r)
278 *a=(number)
omAlloc(
sizeof(fmpq_poly_t));
281 if (*
s==
'-') { neg=
TRUE;
s++;}
296 else if(strncmp(
s,r->pParameterNames[0],strlen(r->pParameterNames[0]))==0)
299 s+=strlen(r->pParameterNames[0]);
351 int dl=(int)mpz_get_si(
den);
377 fmpq_poly_set_fmpz(
res,
den);
438 fmpq_poly_set_mpz(
res,
i->z);
447 WerrorS(
"not yet: ChineseRemainder");
457 fmpq_poly_set_coeff_si(
res,1,1);
464 int l=fmpq_poly_length(aa);
471 for(
int i=
l;
i>=0;
i--)
495 for (
int i=
l;
i>=0;
i--)
502 fmpq_poly_set_coeff_mpq(aa,
i,
m);
512 WerrorS(
"not yet: ConvFactoryNSingN");
516 WerrorS(
"not yet: ConvSingNFactoryN");
520 static char CoeffName_flint_Q[20];
521 sprintf(CoeffName_flint_Q,
"flint:QQ[%s]",r->pParameterNames[0]);
522 return (
char*)CoeffName_flint_Q;
527 char *
buf=(
char*)
omAlloc(12+strlen(r->pParameterNames[0]));
528 sprintf(
buf,
"flintQ(\"%s\")",r->pParameterNames[0]);
537 const char start[]=
"flint:QQ[";
538 const int start_len=strlen(start);
539 if (strncmp(
s,start,start_len)==0)
543 int l=sscanf(
s,
"%s",st);
546 while (st[strlen(st)-1]==
']') st[strlen(st)-1]=
'\0';
565 char *
pp=(
char*)infoStruct;
629 cf->iNumberOfParameters = 1;
630 char **pn=(
char**)
omAlloc0(
sizeof(
char*));
632 cf->pParameterNames = (
const char **)pn;
BOOLEAN flintQ_InitChar(coeffs cf, void *infoStruct)
static number IntMod(number a, number b, const coeffs c)
static number Copy(number a, const coeffs r)
const CanonicalForm int s
static int ParDeg(number x, const coeffs r)
static long Int(number &n, const coeffs r)
coeffs flintQInitCfByName(char *s, n_coeffType n)
static number Parameter(const int i, const coeffs r)
static BOOLEAN Equal(number a, number b, const coeffs r)
static void WriteShort(number a, const coeffs r)
char * CoeffName(const coeffs r)
static nMapFunc SetMap(const coeffs src, const coeffs dst)
#define omFreeSize(addr, size)
char * nEati(char *s, int *i, int m)
divide by the first (leading) number and return it, i.e. make monic
static int Size(number n, const coeffs r)
static number Neg(number a, const coeffs r)
static char * nlEatLong(char *s, mpz_ptr i)
static number GetDenom(number &n, const coeffs r)
static number GetNumerator(number &n, const coeffs r)
static CanonicalForm ConvSingNFactoryN(number n, BOOLEAN setChar, const coeffs r)
static const char * Read(const char *st, number *a, const coeffs r)
void WerrorS(const char *s)
void s_readmpz_base(s_buff F, mpz_ptr a, int base)
static void Power(number a, int i, number *result, const coeffs r)
Coefficient rings, fields and other domains suitable for Singular polynomials.
static void Normalize(number &a, const coeffs r)
The main handler for Singular numbers which are suitable for Singular polynomials.
int status int void * buf
static number ExtGcd(number a, number b, number *s, number *t, const coeffs r)
void StringAppendS(const char *st)
static number ChineseRemainder(number *x, number *q, int rl, BOOLEAN sym, CFArray &inv_cache, const coeffs)
number(* nMapFunc)(number a, const coeffs src, const coeffs dst)
maps "a", which lives in src, into dst
static char * CoeffString(const coeffs r)
static void MPZ(mpz_t result, number &n, const coeffs r)
static BOOLEAN IsMOne(number k, const coeffs r)
const char *const nDivBy0
static int si_max(const int a, const int b)
void PrintS(const char *s)
static number ExactDiv(number a, number b, const coeffs c)
static number ConvFactoryNSingN(const CanonicalForm n, const coeffs r)
static void Delete(number *a, const coeffs r)
static number Gcd(number a, number b, const coeffs r)
static BOOLEAN IsOne(number a, const coeffs r)
static number Invers(number a, const coeffs r)
static number Init(long i, const coeffs r)
static BOOLEAN Greater(number a, number b, const coeffs r)
static BOOLEAN DBTest(number a, const char *f, const int l, const coeffs r)
static number Div(number a, number b, const coeffs c)
static void KillChar(coeffs cf)
static number Sub(number a, number b, const coeffs c)
static BOOLEAN GreaterZero(number k, const coeffs r)
static void WriteFd(number a, const ssiInfo *d, const coeffs)
static void SetChar(const coeffs r)
static number Farey(number p, number n, const coeffs)
static BOOLEAN IsZero(number a, const coeffs r)
static number InitMPZ(mpz_t i, const coeffs r)
static void CoeffWrite(const coeffs r, BOOLEAN details)
static number ReadFd(const ssiInfo *d, const coeffs)
static BOOLEAN CoeffIsEqual(const coeffs r, n_coeffType n, void *parameter)
fmpq_poly_struct * fmpq_poly_ptr
static number Add(number a, number b, const coeffs c)
static number Mult(number a, number b, const coeffs c)
coeffs nInitChar(n_coeffType t, void *parameter)
one-time initialisations for new coeffs in case of an error return NULL
static number Init_bigint(number i, const coeffs dummy, const coeffs dst)
static number Lcm(number a, number b, const coeffs r)