flintcf_Zn.h File Reference

#include "singularconfig.h"
#include "misc/auxiliary.h"

Go to the source code of this file.

Data Structures
struct	flintZn_struct

Functions
BOOLEAN	flintZn_InitChar (coeffs cf, void *infoStruct)
coeffs	flintZnInitCfByName (char *s, n_coeffType n)

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Data Structure Documentation

flintZn_struct

struct flintZn_struct

Definition at line 16 of file flintcf_Zn.h.

Data Fields
int	ch
char *	name

Function Documentation

flintZn_InitChar()

BOOLEAN flintZn_InitChar	(	coeffs	cf,
		void *	infoStruct
	)

Definition at line 482 of file flintcf_Zn.cc.

{
  flintZn_struct *pp=(flintZn_struct*)infoStruct;
  cf->ch=pp->ch;
 
  cf->cfCoeffName    = CoeffName;
  cf->nCoeffIsEqual  = CoeffIsEqual;
  cf->cfKillChar     = KillChar;
  cf->cfSetChar      = SetChar;
  cf->cfMult         = Mult;
  cf->cfSub          = Sub;
  cf->cfAdd          = Add;
  cf->cfDiv          = Div;
  cf->cfExactDiv     = ExactDiv; // ???
  cf->cfInit         = Init;
  cf->cfInitMPZ      = InitMPZ;
  cf->cfSize         = Size;
  cf->cfInt          = Int;
  cf->cfMPZ          = MPZ;
  cf->cfInpNeg       = Neg;
  cf->cfInvers       = Invers;
  cf->cfCopy         = Copy;
  cf->cfRePart       = Copy;
  // default: cf->cfImPart       = ndReturn0;
  cf->cfWriteLong    = WriteShort; //WriteLong;
  cf->cfWriteShort = WriteShort;
  cf->cfRead         = Read;
  cf->cfNormalize    = Normalize;
 
  //cf->cfDivComp=
  //cf->cfIsUnit=
  //cf->cfGetUnit=
  //cf->cfDivBy=
 
  cf->cfGreater=Greater;
  cf->cfEqual  =Equal;
  cf->cfIsZero =IsZero;
  cf->cfIsOne  =IsOne;
  cf->cfIsMOne =IsMOne;
  cf->cfGreaterZero=GreaterZero;
 
  cf->cfPower        = Power;
  //default: cf->cfGetDenom     = GetDenom;
  //default: cf->cfGetNumerator = GetNumerator;
  cf->cfGcd          = Gcd;
  cf->cfExtGcd         = ExtGcd;
  cf->cfLcm          = Lcm;
  cf->cfDelete       = Delete;
  cf->cfSetMap       = SetMap;
  // default: cf->cfInpMult
  // default: cf->cfInpAdd
  cf->cfFarey        =Farey;
  cf->cfChineseRemainder=ChineseRemainder;
  cf->cfParDeg = ParDeg;
  cf->cfParameter = Parameter;
  //  cf->cfClearContent = ClearContent;
  //  cf->cfClearDenominators = ClearDenominators;
  cf->convFactoryNSingN=ConvFactoryNSingN;
  cf->convSingNFactoryN=ConvSingNFactoryN;
  cf->cfWriteFd = WriteFd;
  cf->cfReadFd  = ReadFd;
#ifdef LDEBUG
  cf->cfDBTest       = DBTest;
#endif
 
  cf->iNumberOfParameters = 1;
  char **pn=(char**)omAlloc0(sizeof(char*));
  pn[0]=(char*)omStrDup(pp->name);
  cf->pParameterNames = (const char **)pn;
  cf->has_simple_Inverse= FALSE;
  cf->has_simple_Alloc= FALSE;
  cf->is_field=FALSE;
 
  return FALSE;
}

flintZnInitCfByName()

coeffs flintZnInitCfByName	(	char *	s,
		n_coeffType	n
	)

Definition at line 428 of file flintcf_Zn.cc.

{
  const char start[]="flint:Z/";
  const int start_len=strlen(start);
  if (strncmp(s,start,start_len)==0)
  {
    s+=start_len;
    int p;
    char st[10];
    int l=sscanf(s,"%d[%s",&p,st);
    if (l==2)
    {
      flintZn_struct info;
      info.ch=p;
      while (st[strlen(st)-1]==']') st[strlen(st)-1]='\0';
      info.name=st;
      return nInitChar(n,(void*)&info);
    }
  }
  return NULL;
}