rational.h File Reference

Detailed Description

wrapper for rational number arithmetic

Author

Leon Eifler

Dominik Kamp

Definition in file rational.h.

#include <stdbool.h>
#include <stdlib.h>
#include "scip/def.h"
#include "scip/type_message.h"
#include "scip/type_rational.h"
#include "scip/type_set.h"
#include "blockmemshell/memory.h"

Go to the source code of this file.

Macros
#define	SCIPrationalDebugMessage   while ( FALSE ) SCIPrationalPrintf

Functions
SCIP_RETCODE	SCIPrationalCreate (SCIP_RATIONAL **rational)
SCIP_RETCODE	SCIPrationalCreateBuffer (BMS_BUFMEM *bufmem, SCIP_RATIONAL **rational)
SCIP_RETCODE	SCIPrationalCreateBlock (BMS_BLKMEM *blkmem, SCIP_RATIONAL **rational)
SCIP_RETCODE	SCIPrationalCopy (SCIP_RATIONAL **result, SCIP_RATIONAL *src)
SCIP_RETCODE	SCIPrationalCopyBlock (BMS_BLKMEM *mem, SCIP_RATIONAL **result, SCIP_RATIONAL *src)
SCIP_RETCODE	SCIPrationalCopyBuffer (BMS_BUFMEM *bufmem, SCIP_RATIONAL **result, SCIP_RATIONAL *src)
SCIP_RETCODE	SCIPrationalCreateArray (SCIP_RATIONAL ***rational, int size)
SCIP_RETCODE	SCIPrationalCreateBlockArray (BMS_BLKMEM *mem, SCIP_RATIONAL ***rational, int size)
SCIP_RETCODE	SCIPrationalCreateBufferArray (BMS_BUFMEM *mem, SCIP_RATIONAL ***rational, int size)
SCIP_RETCODE	SCIPrationalCopyArray (SCIP_RATIONAL ***target, SCIP_RATIONAL **src, int len)
SCIP_RETCODE	SCIPrationalCopyBlockArray (BMS_BLKMEM *mem, SCIP_RATIONAL ***target, SCIP_RATIONAL **src, int len)
SCIP_RETCODE	SCIPrationalCopyBufferArray (BMS_BUFMEM *mem, SCIP_RATIONAL ***result, SCIP_RATIONAL **src, int len)
SCIP_RETCODE	SCIPrationalReallocArray (SCIP_RATIONAL ***result, int oldlen, int newlen)
SCIP_RETCODE	SCIPrationalReallocBufferArray (BMS_BUFMEM *mem, SCIP_RATIONAL ***result, int oldlen, int newlen)
SCIP_RETCODE	SCIPrationalReallocBlockArray (BMS_BLKMEM *mem, SCIP_RATIONAL ***result, int oldlen, int newlen)
void	SCIPrationalFree (SCIP_RATIONAL **rational)
void	SCIPrationalFreeBlock (BMS_BLKMEM *mem, SCIP_RATIONAL **rational)
void	SCIPrationalFreeBuffer (BMS_BUFMEM *bufmem, SCIP_RATIONAL **rational)
void	SCIPrationalFreeArray (SCIP_RATIONAL ***ratarray, int size)
void	SCIPrationalFreeBlockArray (BMS_BLKMEM *mem, SCIP_RATIONAL ***ratblockarray, int size)
void	SCIPrationalFreeBufferArray (BMS_BUFMEM *mem, SCIP_RATIONAL ***ratbufarray, int size)
void	SCIPrationalSetRational (SCIP_RATIONAL *res, SCIP_RATIONAL *src)
void	SCIPrationalSetFraction (SCIP_RATIONAL *res, SCIP_Longint nom, SCIP_Longint denom)
void	SCIPrationalSetReal (SCIP_RATIONAL *res, SCIP_Real real)
void	SCIPrationalSetInfinity (SCIP_RATIONAL *res)
void	SCIPrationalSetNegInfinity (SCIP_RATIONAL *res)
SCIP_Bool	SCIPrationalIsString (const char *desc)
void	SCIPrationalSetString (SCIP_RATIONAL *res, const char *desc)
SCIP_RETCODE	SCIPrationalCreateString (BMS_BLKMEM *mem, SCIP_RATIONAL **rational, const char *desc)
SCIP_Bool	SCIPstrToRationalValue (char *desc, SCIP_RATIONAL *value, char **endptr)
void	SCIPrationalResetFloatingPointRepresentable (SCIP_RATIONAL *rat)
void	SCIPrationalCanonicalize (SCIP_RATIONAL *rational)
void	SCIPrationalCheckInfByValue (SCIP_RATIONAL *rational)
void	SCIPrationalAdd (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
void	SCIPrationalAddReal (SCIP_RATIONAL *res, SCIP_RATIONAL *rat, SCIP_Real real)
void	SCIPrationalDiff (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
void	SCIPrationalDiffReal (SCIP_RATIONAL *res, SCIP_RATIONAL *rat, SCIP_Real real)
void	SCIPrationalRelDiff (SCIP_RATIONAL *res, SCIP_RATIONAL *val1, SCIP_RATIONAL *val2)
void	SCIPrationalMult (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
void	SCIPrationalMultReal (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_Real op2)
void	SCIPrationalDiv (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
void	SCIPrationalDivReal (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_Real op2)
void	SCIPrationalAddProd (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
void	SCIPrationalAddProdReal (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_Real op2)
void	SCIPrationalDiffProd (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
void	SCIPrationalDiffProdReal (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_Real op2)
void	SCIPrationalNegate (SCIP_RATIONAL *res, SCIP_RATIONAL *op)
void	SCIPrationalAbs (SCIP_RATIONAL *res, SCIP_RATIONAL *op)
void	SCIPrationalInvert (SCIP_RATIONAL *res, SCIP_RATIONAL *op)
void	SCIPrationalMin (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
void	SCIPrationalMax (SCIP_RATIONAL *res, SCIP_RATIONAL *op1, SCIP_RATIONAL *op2)
SCIP_Bool	SCIPrationalIsEQ (SCIP_RATIONAL *rat1, SCIP_RATIONAL *rat2)
SCIP_Bool	SCIPrationalIsAbsEQ (SCIP_RATIONAL *rat1, SCIP_RATIONAL *rat2)
SCIP_Bool	SCIPrationalIsEQReal (SCIP_RATIONAL *rat, SCIP_Real real)
SCIP_Bool	SCIPrationalIsApproxEQReal (SCIP_SET *set, SCIP_RATIONAL *rat, SCIP_Real real, SCIP_ROUNDMODE_RAT roundmode)
SCIP_Bool	SCIPrationalIsGT (SCIP_RATIONAL *rat1, SCIP_RATIONAL *rat2)
SCIP_Bool	SCIPrationalIsLT (SCIP_RATIONAL *rat1, SCIP_RATIONAL *rat2)
SCIP_Bool	SCIPrationalIsGE (SCIP_RATIONAL *rat1, SCIP_RATIONAL *rat2)
SCIP_Bool	SCIPrationalIsLE (SCIP_RATIONAL *rat1, SCIP_RATIONAL *rat2)
SCIP_Bool	SCIPrationalIsAbsGT (SCIP_RATIONAL *rat1, SCIP_RATIONAL *rat2)
SCIP_Bool	SCIPrationalIsGTReal (SCIP_RATIONAL *rat, SCIP_Real real)
SCIP_Bool	SCIPrationalIsLTReal (SCIP_RATIONAL *rat, SCIP_Real real)
SCIP_Bool	SCIPrationalIsGEReal (SCIP_RATIONAL *rat, SCIP_Real real)
SCIP_Bool	SCIPrationalIsLEReal (SCIP_RATIONAL *rat, SCIP_Real real)
SCIP_Bool	SCIPrationalIsZero (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalIsPositive (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalIsNegative (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalIsInfinity (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalIsNegInfinity (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalIsAbsInfinity (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalIsIntegral (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalIsFpRepresentable (SCIP_RATIONAL *rational)
int	SCIPrationalToString (SCIP_RATIONAL *rational, char *str, int strlen)
int	SCIPrationalStrLen (SCIP_RATIONAL *rational)
void	SCIPrationalMessage (SCIP_MESSAGEHDLR *msg, FILE *file, SCIP_RATIONAL *rational)
void	SCIPrationalPrintVerbInfo (SCIP_MESSAGEHDLR *msg, SCIP_VERBLEVEL verblevel, SCIP_VERBLEVEL msgverblevel, SCIP_RATIONAL *rational)
void	SCIPrationalPrint (SCIP_RATIONAL *rational)
void	SCIPrationalPrintf (const char *formatstr,...)
void	SCIPrationalPrintDebugMessage (const char *sourcefile, int sourceline, const char *formatstr,...)
SCIP_Longint	SCIPrationalNumerator (SCIP_RATIONAL *rational)
SCIP_Longint	SCIPrationalDenominator (SCIP_RATIONAL *rational)
SCIP_Bool	SCIPrationalDenominatorIsLE (SCIP_RATIONAL *rational, SCIP_Longint val)
int	SCIPrationalGetSign (const SCIP_RATIONAL *rational)
void	SCIPrationalGetFrac (SCIP_RATIONAL *res, SCIP_RATIONAL *src)
SCIP_Real	SCIPrationalGetReal (SCIP_RATIONAL *rational)
SCIP_Real	SCIPrationalRoundReal (SCIP_RATIONAL *rational, SCIP_ROUNDMODE_RAT roundmode)
void	SCIPrationalRoundInteger (SCIP_RATIONAL *res, SCIP_RATIONAL *src, SCIP_ROUNDMODE_RAT roundmode)
SCIP_Bool	SCIPrationalRoundLong (SCIP_Longint *res, SCIP_RATIONAL *src, SCIP_ROUNDMODE_RAT roundmode)
void	SCIPrationalComputeApproximation (SCIP_RATIONAL *res, SCIP_RATIONAL *src, SCIP_Longint maxdenom, int forcegreater)
SCIP_RETCODE	SCIPrationalarrayCreate (SCIP_RATIONALARRAY **rationalarray, BMS_BLKMEM *blkmem)
SCIP_RETCODE	SCIPrationalarrayResize (SCIP_RATIONALARRAY *rationalarray, int newsize)
SCIP_RETCODE	SCIPrationalarrayCopy (SCIP_RATIONALARRAY **rationalarray, BMS_BLKMEM *blkmem, SCIP_RATIONALARRAY *sourcerationalarray)
SCIP_RETCODE	SCIPrationalarrayFree (SCIP_RATIONALARRAY **rationalarray, BMS_BLKMEM *blkmem)
void	SCIPrationalarrayGetVal (SCIP_RATIONALARRAY *rationalarray, int idx, SCIP_RATIONAL *result)
SCIP_RETCODE	SCIPrationalarraySetVal (SCIP_RATIONALARRAY *rationalarray, int idx, SCIP_RATIONAL *val)
SCIP_RETCODE	SCIPrationalarrayIncVal (SCIP_RATIONALARRAY *rationalarray, int idx, SCIP_RATIONAL *incval)
SCIP_RETCODE	SCIPrationalarrayPrint (SCIP_RATIONALARRAY *rationalarray)
int	SCIPrationalarrayGetMinIdx (SCIP_RATIONALARRAY *rationalarray)
int	SCIPrationalarrayGetMaxIdx (SCIP_RATIONALARRAY *rationalarray)
void	SCIPrationalChgInfinity (SCIP_Real inf)
SCIP_Real	SCIPrationalGetInfinity (void)