CbcBranchAllDifferent Class Reference

Define a branch class that branches so that it is only satsified if all members have different values So cut is x <= y-1 or x >= y+1. More...

#include <CbcBranchAllDifferent.hpp>

Inheritance diagram for CbcBranchAllDifferent:

Collaboration diagram for CbcBranchAllDifferent:

Public Member Functions
	CbcBranchAllDifferent ()
	CbcBranchAllDifferent (CbcModel *model, int number, const int *which)
	Useful constructor - passed set of integer variables which must all be different.
	CbcBranchAllDifferent (const CbcBranchAllDifferent &)
virtual CbcObject *	clone () const
	Clone.
CbcBranchAllDifferent &	operator= (const CbcBranchAllDifferent &rhs)
	~CbcBranchAllDifferent ()
virtual double	infeasibility (const OsiBranchingInformation *info, int &preferredWay) const
	Infeasibility - large is 0.5.
virtual CbcBranchingObject *	createCbcBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info, int way)
	Creates a branching object.
Public Member Functions inherited from CbcBranchCut
	CbcBranchCut ()
	CbcBranchCut (CbcModel *model)
	In to maintain normal methods.
	CbcBranchCut (const CbcBranchCut &)
CbcBranchCut &	operator= (const CbcBranchCut &rhs)
	~CbcBranchCut ()
virtual void	feasibleRegion ()
	Set bounds to contain the current solution.
virtual bool	boundBranch () const
	Return true if branch created by object should fix variables.
virtual CbcBranchingObject *	preferredNewFeasible () const
	Given a valid solution (with reduced costs, etc.), return a branching object which would give a new feasible point in the good direction.
virtual CbcBranchingObject *	notPreferredNewFeasible () const
	Given a valid solution (with reduced costs, etc.), return a branching object which would give a new feasible point in a bad direction.
virtual void	resetBounds ()
	Reset original upper and lower bound values from the solver.

Protected Attributes
int	numberInSet_
	data
int *	which_
	Which variables.

Detailed Description

Define a branch class that branches so that it is only satsified if all members have different values So cut is x <= y-1 or x >= y+1.

Definition at line 21 of file CbcBranchAllDifferent.hpp.

Constructor & Destructor Documentation

CbcBranchAllDifferent() [1/3]

CbcBranchAllDifferent::CbcBranchAllDifferent

(

)

CbcBranchAllDifferent() [2/3]

CbcBranchAllDifferent::CbcBranchAllDifferent	(	CbcModel *	model,
		int	number,
		const int *	which )

Useful constructor - passed set of integer variables which must all be different.

CbcBranchAllDifferent() [3/3]

CbcBranchAllDifferent::CbcBranchAllDifferent

(

const CbcBranchAllDifferent &

)

~CbcBranchAllDifferent()

CbcBranchAllDifferent::~CbcBranchAllDifferent

(

)

Member Function Documentation

clone()

virtual CbcObject * CbcBranchAllDifferent::clone ( ) const

virtual

Clone.

Reimplemented from CbcBranchCut.

operator=()

CbcBranchAllDifferent & CbcBranchAllDifferent::operator=

(

const CbcBranchAllDifferent &

rhs

)

infeasibility()

virtual double CbcBranchAllDifferent::infeasibility ( const OsiBranchingInformation * info, int & preferredWay ) const

virtual

Infeasibility - large is 0.5.

Reimplemented from CbcBranchCut.

createCbcBranch()

virtual CbcBranchingObject * CbcBranchAllDifferent::createCbcBranch ( OsiSolverInterface * solver, const OsiBranchingInformation * info, int way )

virtual

Creates a branching object.

Reimplemented from CbcBranchCut.

Member Data Documentation

numberInSet_

int CbcBranchAllDifferent::numberInSet_

protected

data

Number of entries

Definition at line 54 of file CbcBranchAllDifferent.hpp.

which_

int* CbcBranchAllDifferent::which_

protected

Which variables.

Definition at line 56 of file CbcBranchAllDifferent.hpp.

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

• /builddir/build/BUILD/coin-or-Cbc-2.10.12-build/Cbc-releases-2.10.12/Cbc/src/CbcBranchAllDifferent.hpp