OsiSolverBranch Class Reference

Solver Branch Class. More...

#include <OsiSolverBranch.hpp>

List of all members.

Public Member Functions
Add and Get methods
void	addBranch (int iColumn, double value)
	Add a simple branch (i.e. first sets ub of floor(value), second lb of ceil(value)).
void	addBranch (int way, int numberTighterLower, const int *whichLower, const double *newLower, int numberTighterUpper, const int *whichUpper, const double *newUpper)
	Add bounds - way =-1 is first , +1 is second.
void	addBranch (int way, int numberColumns, const double *oldLower, const double *newLower, const double *oldUpper, const double *newUpper)
	Add bounds - way =-1 is first , +1 is second.
void	applyBounds (OsiSolverInterface &solver, int way) const
	Apply bounds.
bool	feasibleOneWay (const OsiSolverInterface &solver) const
	Returns true if current solution satsifies one side of branch.
const int *	starts () const
	Starts.
const int *	which () const
	Which variables.
const double *	bounds () const
	Bounds.
Constructors and destructors
	OsiSolverBranch ()
	Default Constructor.
	OsiSolverBranch (const OsiSolverBranch &rhs)
	Copy constructor.
OsiSolverBranch &	operator= (const OsiSolverBranch &rhs)
	Assignment operator.
	~OsiSolverBranch ()
	Destructor.
Private Attributes
Private member data
int	start_ [5]
	Start of lower first, upper first, lower second, upper second.
int *	indices_
	Column numbers (if >= numberColumns treat as rows).
double *	bound_
	New bounds.

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Detailed Description

Solver Branch Class.

This provides information on a branch as a set of tighter bounds on both ways

Definition at line 17 of file OsiSolverBranch.hpp.

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Constructor & Destructor Documentation

OsiSolverBranch::OsiSolverBranch

(

)

Default Constructor.

OsiSolverBranch::OsiSolverBranch

(

const OsiSolverBranch &

rhs

)

Copy constructor.

OsiSolverBranch::~OsiSolverBranch

(

)

Destructor.

---

Member Function Documentation

void OsiSolverBranch::addBranch	(	int	iColumn,
		double	value
	)

Add a simple branch (i.e. first sets ub of floor(value), second lb of ceil(value)).

void OsiSolverBranch::addBranch	(	int	way,
		int	numberTighterLower,
		const int *	whichLower,
		const double *	newLower,
		int	numberTighterUpper,
		const int *	whichUpper,
		const double *	newUpper
	)

Add bounds - way =-1 is first , +1 is second.

void OsiSolverBranch::addBranch	(	int	way,
		int	numberColumns,
		const double *	oldLower,
		const double *	newLower,
		const double *	oldUpper,
		const double *	newUpper
	)

Add bounds - way =-1 is first , +1 is second.

void OsiSolverBranch::applyBounds	(	OsiSolverInterface &	solver,
		int	way
	)			const

Apply bounds.

bool OsiSolverBranch::feasibleOneWay

(

const OsiSolverInterface &

solver

)

const

Returns true if current solution satsifies one side of branch.

const int* OsiSolverBranch::starts

(

)

const [inline]

Starts.

Definition at line 37 of file OsiSolverBranch.hpp.

const int* OsiSolverBranch::which

(

)

const [inline]

Which variables.

Definition at line 40 of file OsiSolverBranch.hpp.

const double* OsiSolverBranch::bounds

(

)

const [inline]

Bounds.

Definition at line 43 of file OsiSolverBranch.hpp.

OsiSolverBranch& OsiSolverBranch::operator=

(

const OsiSolverBranch &

rhs

)

Assignment operator.

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Member Data Documentation

int OsiSolverBranch::start_[5] [private]

Start of lower first, upper first, lower second, upper second.

Definition at line 68 of file OsiSolverBranch.hpp.

int* OsiSolverBranch::indices_ [private]

Column numbers (if >= numberColumns treat as rows).

Definition at line 70 of file OsiSolverBranch.hpp.

double* OsiSolverBranch::bound_ [private]

New bounds.

Definition at line 72 of file OsiSolverBranch.hpp.

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The documentation for this class was generated from the following file:

• /home/coin/svn-release/OptimizationSuite-1.1.0/Osi/src/OsiSolverBranch.hpp