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);
47 static const char*
Eati(
const char *
s,
int *
i)
50 if (((*s) >=
'0') && ((*s) <=
'9'))
58 while (((*s) >=
'0') && ((*s) <=
'9'));
122 fmpq_poly_clear(mod);
149 fmpq_poly_set_si(res,i);
156 fmpq_poly_set_mpz(res,i);
175 long nl=mpz_get_si(num);
176 if (mpz_cmp_si(num,nl)!=0) nl=0;
177 long dl=mpz_get_si(den);
178 if ((dl!=1)||(mpz_cmp_si(den,dl)!=0)) nl=0;
196 mpq_get_num(result,m);
198 int dl=(int)mpz_get_si(den);
199 if ((dl!=1)||(mpz_cmp_si(den,(
long)dl)!=0)) mpz_set_ui(result,0);
271 int l=mpz_sizeinbase(num,10);
272 l=
si_max(l,(
int)mpz_sizeinbase(den,10));
275 char *z=mpz_get_str(s,10,num);
277 ||(mpz_cmp_si(num,1)!=0)
278 ||(mpz_cmp_si(den,1)!=0))
281 if (mpz_cmp_si(den,1)!=0)
284 z=mpz_get_str(s,10,den);
301 static const char*
Read(
const char * st, number * a,
const coeffs r)
306 *a=(number)
omAlloc(
sizeof(fmpq_poly_t));
309 if (*s==
'-') { neg=
TRUE; s++;}
324 else if(strncmp(s,r->pParameterNames[0],strlen(r->pParameterNames[0]))==0)
327 s+=strlen(r->pParameterNames[0]);
374 if (mpz_cmp_si(num,(
long)-1)!=0) result=
FALSE;
379 int dl=(int)mpz_get_si(den);
380 if ((dl!=1)||(mpz_cmp_si(den,(
long)dl)!=0)) result=
FALSE;
405 fmpq_poly_set_fmpz(res,den);
414 fmpq_poly_scalar_mul_fmpz(res,res,den);
466 fmpq_poly_set_mpz(res,i->z);
475 WerrorS(
"not yet: ChineseRemainder");
485 fmpq_poly_set_coeff_si(res,1,1);
492 int l=fmpq_poly_length(aa);
499 for(
int i=l;
i>=0;
i--)
523 for (
int i=l;
i>=0;
i--)
530 fmpq_poly_set_coeff_mpq(aa,
i,m);
540 WerrorS(
"not yet: ConvFactoryNSingN");
544 WerrorS(
"not yet: ConvSingNFactoryN");
548 return (
char*)
"flint:Q[a]";
625 cf->iNumberOfParameters = 1;
626 char **pn=(
char**)
omAlloc0(
sizeof(
char*));
628 cf->pParameterNames = (
const char **)pn;
629 cf->has_simple_Inverse=
FALSE;
630 cf->has_simple_Alloc=
FALSE;
BOOLEAN flintQ_InitChar(coeffs cf, void *infoStruct)
static number IntMod(number a, number b, const coeffs c)
static number ReadFd(s_buff f, const coeffs)
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)
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)
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 KillChar(coeffs r)
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.
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)
static void WriteFd(number a, FILE *f, const coeffs)
const char *const nDivBy0
static int si_max(const int a, const int b)
void PrintS(const char *s)
static const char * Eati(const char *s, int *i)
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 number Sub(number a, number b, const coeffs c)
static BOOLEAN GreaterZero(number k, const coeffs r)
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 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)
static number Init_bigint(number i, const coeffs dummy, const coeffs dst)
static number Lcm(number a, number b, const coeffs r)