5 #ifndef OsiSolverBranch_H 6 #define OsiSolverBranch_H 23 void addBranch(
int iColumn,
double value);
27 void addBranch(
int way,
int numberTighterLower,
const int *whichLower,
const double *newLower,
28 int numberTighterUpper,
const int *whichUpper,
const double *newUpper);
30 void addBranch(
int way,
int numberColumns,
const double *oldLower,
const double *newLower,
31 const double *oldUpper,
const double *newUpper);
95 const double *upperBefore);
109 return objectiveValue_;
115 return primalSolution_;
121 return dualSolution_;
138 const double *upperBefore);
154 double objectiveValue_;
int * indices_
Column numbers (if >= numberColumns treat as rows)
void addBranch(int iColumn, double value)
Add a simple branch (i.e. first sets ub of floor(value), second lb of ceil(value)) ...
~OsiSolverBranch()
Destructor.
int start_[5]
Start of lower first, upper first, lower second, upper second.
const CoinWarmStartBasis & basis() const
Get basis.
const int * starts() const
Starts.
The default COIN simplex (basis-oriented) warm start class.
const OsiSolverBranch & fixed() const
Extra fixed.
Abstract Base Class for describing an interface to a solver.
CoinWarmStartBasis basis_
Warm start information.
double * bound_
New bounds.
const double * dualSolution() const
Dual solution.
bool feasibleOneWay(const OsiSolverInterface &solver) const
Returns true if current solution satsifies one side of branch.
const double * bounds() const
Bounds.
double * primalSolution_
Primal solution (numberColumns)
OsiSolverBranch fixed_
Which extra variables have been fixed (only way==-1 counts)
OsiSolverBranch()
Default Constructor.
const double * primalSolution() const
Primal solution.
void applyBounds(OsiSolverInterface &solver, int way) const
Apply bounds.
OsiSolverBranch & operator=(const OsiSolverBranch &rhs)
Assignment operator.
double objectiveValue() const
Objective value (as minimization)
double * dualSolution_
Dual solution (numberRows)
const int * which() const
Which variables.