Scippy

SCIP

Solving Constraint Integer Programs

Public Member Functions | Data Fields | Friends
scip::Rational Class Reference

Detailed Description

Definition at line 68 of file multiprecision.hpp.

#include <multiprecision.hpp>

Public Member Functions

 Rational ()
 
 Rational (const Rational &r)
 copy constructor More...
 
 Rational (const char *s)
 
Rational & operator= (const Rational &r)
 
 Rational (const long long num, const long long den)
 
 Rational (const Rational &num, const Rational &den)
 
 Rational (const std::string &s)
 
 Rational (const double d)
 
int sign () const
 
bool is_zero () const
 
std::string str () const
 
Rational & operator= (const double &r)
 
Rational & operator= (const int &i)
 
Rational & operator+ (const Rational &r)
 
Rational & operator+ (const double &r)
 
Rational & operator- (const Rational &r)
 
Rational & operator- (const double &r)
 
Rational & operator- ()
 
Rational & operator* (const Rational &r)
 
Rational & operator* (const double &r)
 
Rational & operator*= (const double &r)
 
Rational & operator+= (const Rational &r)
 
Rational & operator+= (const double &r)
 
Rational & operator-= (const Rational &r)
 
Rational & operator-= (const double &r)
 
Rational & operator/ (const Rational &r)
 
Rational & operator/ (const double &r)
 

Data Fields

double val
 

Friends

std::ostream & operator<< (std::ostream &os, const Rational &q)
 
double operator/ (const double d, const Rational &r)
 
bool operator< (const Rational &r, const double &d)
 
bool operator< (const Rational &r, const Rational &d)
 
bool operator> (const Rational &r, const double &d)
 
bool operator> (const Rational &r, const Rational &d)
 
bool operator<= (const Rational &r, const double &d)
 
bool operator<= (const Rational &r, const Rational &d)
 
bool operator>= (const Rational &r, const double &d)
 
bool operator>= (const Rational &r, const Rational &d)
 
bool operator== (const Rational &r, const double &d)
 
bool operator== (const Rational &r, const Rational &d)
 

Constructor & Destructor Documentation

◆ Rational() [1/7]

scip::Rational::Rational ( )
inline

Definition at line 72 of file multiprecision.hpp.

◆ Rational() [2/7]

scip::Rational::Rational ( const Rational &  r)
inline

copy constructor

Definition at line 74 of file multiprecision.hpp.

◆ Rational() [3/7]

scip::Rational::Rational ( const char *  s)
inline

Definition at line 75 of file multiprecision.hpp.

References val.

◆ Rational() [4/7]

scip::Rational::Rational ( const long long  num,
const long long  den 
)
inline

Definition at line 77 of file multiprecision.hpp.

References val.

◆ Rational() [5/7]

scip::Rational::Rational ( const Rational &  num,
const Rational &  den 
)
inline

Definition at line 78 of file multiprecision.hpp.

References val.

◆ Rational() [6/7]

scip::Rational::Rational ( const std::string &  s)
inline

Definition at line 79 of file multiprecision.hpp.

References val.

◆ Rational() [7/7]

scip::Rational::Rational ( const double  d)
inline

Definition at line 80 of file multiprecision.hpp.

References val.

Member Function Documentation

◆ operator=() [1/3]

Rational & scip::Rational::operator= ( const Rational &  r)
inline

Definition at line 76 of file multiprecision.hpp.

References val.

◆ sign()

int scip::Rational::sign ( ) const
inline

Definition at line 81 of file multiprecision.hpp.

Referenced by SCIPrationalAdd(), SCIPrationalAddProd(), SCIPrationalAddProdReal(), SCIPrationalCheckInfByValue(), SCIPrationalComputeApproximation(), SCIPrationalDiff(), SCIPrationalDiffProd(), SCIPrationalDiffProdReal(), SCIPrationalDivReal(), SCIPrationalGetFrac(), SCIPrationalGetReal(), SCIPrationalGetSign(), SCIPrationalIsEQ(), SCIPrationalIsInfinity(), SCIPrationalIsNegative(), SCIPrationalIsNegInfinity(), SCIPrationalIsPositive(), SCIPrationalMessage(), SCIPrationalMult(), SCIPrationalMultReal(), SCIPrationalPrint(), SCIPrationalRoundInteger(), SCIPrationalRoundLong(), SCIPrationalRoundReal(), and SCIPrationalToString().

◆ is_zero()

bool scip::Rational::is_zero ( ) const
inline

Definition at line 82 of file multiprecision.hpp.

Referenced by SCIPrationalAddProd(), SCIPrationalDiffProd(), SCIPrationalInvert(), SCIPrationalIsAbsInfinity(), SCIPrationalIsZero(), and SCIPrationalMult().

◆ str()

std::string scip::Rational::str ( ) const
inline

Definition at line 83 of file multiprecision.hpp.

Referenced by SCIPrationalMessage(), SCIPrationalStrLen(), and SCIPrationalToString().

◆ operator=() [2/3]

Rational & scip::Rational::operator= ( const double &  r)
inline

Definition at line 84 of file multiprecision.hpp.

References r, and val.

◆ operator=() [3/3]

Rational & scip::Rational::operator= ( const int &  i)
inline

Definition at line 85 of file multiprecision.hpp.

References val.

◆ operator+() [1/2]

Rational & scip::Rational::operator+ ( const Rational &  r)
inline

Definition at line 86 of file multiprecision.hpp.

◆ operator+() [2/2]

Rational & scip::Rational::operator+ ( const double &  r)
inline

Definition at line 87 of file multiprecision.hpp.

◆ operator-() [1/3]

Rational & scip::Rational::operator- ( const Rational &  r)
inline

Definition at line 88 of file multiprecision.hpp.

◆ operator-() [2/3]

Rational & scip::Rational::operator- ( const double &  r)
inline

Definition at line 89 of file multiprecision.hpp.

◆ operator-() [3/3]

Rational & scip::Rational::operator- ( )
inline

Definition at line 90 of file multiprecision.hpp.

◆ operator*() [1/2]

Rational & scip::Rational::operator* ( const Rational &  r)
inline

Definition at line 91 of file multiprecision.hpp.

◆ operator*() [2/2]

Rational & scip::Rational::operator* ( const double &  r)
inline

Definition at line 92 of file multiprecision.hpp.

◆ operator*=()

Rational & scip::Rational::operator*= ( const double &  r)
inline

Definition at line 93 of file multiprecision.hpp.

◆ operator+=() [1/2]

Rational & scip::Rational::operator+= ( const Rational &  r)
inline

Definition at line 94 of file multiprecision.hpp.

◆ operator+=() [2/2]

Rational & scip::Rational::operator+= ( const double &  r)
inline

Definition at line 95 of file multiprecision.hpp.

◆ operator-=() [1/2]

Rational & scip::Rational::operator-= ( const Rational &  r)
inline

Definition at line 96 of file multiprecision.hpp.

◆ operator-=() [2/2]

Rational & scip::Rational::operator-= ( const double &  r)
inline

Definition at line 97 of file multiprecision.hpp.

◆ operator/() [1/2]

Rational & scip::Rational::operator/ ( const Rational &  r)
inline

Definition at line 98 of file multiprecision.hpp.

◆ operator/() [2/2]

Rational & scip::Rational::operator/ ( const double &  r)
inline

Definition at line 99 of file multiprecision.hpp.

Friends And Related Function Documentation

◆ operator<<

std::ostream & operator<< ( std::ostream &  os,
const Rational &  q 
)
friend

Definition at line 100 of file multiprecision.hpp.

◆ operator/

double operator/ ( const double  d,
const Rational &  r 
)
friend

Definition at line 101 of file multiprecision.hpp.

◆ operator< [1/2]

bool operator< ( const Rational &  r,
const double &  d 
)
friend

Definition at line 102 of file multiprecision.hpp.

◆ operator< [2/2]

bool operator< ( const Rational &  r,
const Rational &  d 
)
friend

Definition at line 103 of file multiprecision.hpp.

◆ operator> [1/2]

bool operator> ( const Rational &  r,
const double &  d 
)
friend

Definition at line 104 of file multiprecision.hpp.

◆ operator> [2/2]

bool operator> ( const Rational &  r,
const Rational &  d 
)
friend

Definition at line 105 of file multiprecision.hpp.

◆ operator<= [1/2]

bool operator<= ( const Rational &  r,
const double &  d 
)
friend

Definition at line 106 of file multiprecision.hpp.

◆ operator<= [2/2]

bool operator<= ( const Rational &  r,
const Rational &  d 
)
friend

Definition at line 107 of file multiprecision.hpp.

◆ operator>= [1/2]

bool operator>= ( const Rational &  r,
const double &  d 
)
friend

Definition at line 108 of file multiprecision.hpp.

◆ operator>= [2/2]

bool operator>= ( const Rational &  r,
const Rational &  d 
)
friend

Definition at line 109 of file multiprecision.hpp.

◆ operator== [1/2]

bool operator== ( const Rational &  r,
const double &  d 
)
friend

Definition at line 110 of file multiprecision.hpp.

◆ operator== [2/2]

bool operator== ( const Rational &  r,
const Rational &  d 
)
friend

Definition at line 111 of file multiprecision.hpp.

Field Documentation

◆ val

double scip::Rational::val

Definition at line 71 of file multiprecision.hpp.

Referenced by operator=(), Rational(), and SCIPrationalNumerator().