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| OsiBiLinearEquality () |
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| OsiBiLinearEquality (OsiSolverInterface *solver, int xColumn, int yColumn, int xyRow, double rhs, double xMesh) |
| Useful constructor - This Adds in rows and variables to construct Ordered Set for x*y = b So note not const solver. More...
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| OsiBiLinearEquality (const OsiBiLinearEquality &) |
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virtual OsiObject * | clone () const |
| Clone. More...
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OsiBiLinearEquality & | operator= (const OsiBiLinearEquality &rhs) |
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virtual | ~OsiBiLinearEquality () |
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virtual double | improvement (const OsiSolverInterface *solver) const |
| Possible improvement. More...
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double | newGrid (OsiSolverInterface *solver, int type) const |
| change grid if type 0 then use solution and make finer if 1 then back to original returns mesh size More...
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int | numberPoints () const |
| Number of points. More...
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void | setNumberPoints (int value) |
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| OsiBiLinear () |
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| OsiBiLinear (OsiSolverInterface *solver, int xColumn, int yColumn, int xyRow, double coefficient, double xMesh, double yMesh, int numberExistingObjects=0, const OsiObject **objects=NULL) |
| Useful constructor - This Adds in rows and variables to construct valid Linked Ordered Set Adds extra constraints to match other x/y So note not const solver. More...
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| OsiBiLinear (CoinModel *coinModel, int xColumn, int yColumn, int xyRow, double coefficient, double xMesh, double yMesh, int numberExistingObjects=0, const OsiObject **objects=NULL) |
| Useful constructor - This Adds in rows and variables to construct valid Linked Ordered Set Adds extra constraints to match other x/y So note not const model. More...
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| OsiBiLinear (const OsiBiLinear &) |
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OsiBiLinear & | operator= (const OsiBiLinear &rhs) |
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virtual | ~OsiBiLinear () |
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virtual double | infeasibility (const OsiBranchingInformation *info, int &whichWay) const |
| Infeasibility - large is 0.5. More...
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virtual double | feasibleRegion (OsiSolverInterface *solver, const OsiBranchingInformation *info) const |
| Set bounds to fix the variable at the current (integer) value. More...
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virtual OsiBranchingObject * | createBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info, int way) const |
| Creates a branching object. More...
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virtual void | resetSequenceEtc (int numberColumns, const int *originalColumns) |
| Redoes data when sequence numbers change. More...
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virtual double | checkInfeasibility (const OsiBranchingInformation *info) const |
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virtual bool | canDoHeuristics () const |
| Return true if object can take part in normal heuristics. More...
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virtual bool | boundBranch () const |
| Return true if branch should only bound variables. More...
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int | xColumn () const |
| X column. More...
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int | yColumn () const |
| Y column. More...
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int | xRow () const |
| X row. More...
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int | yRow () const |
| Y row. More...
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int | xyRow () const |
| XY row. More...
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double | coefficient () const |
| Coefficient. More...
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void | setCoefficient (double value) |
| Set coefficient. More...
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int | firstLambda () const |
| First lambda (of 4) More...
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double | xSatisfied () const |
| X satisfied if less than this away from mesh. More...
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void | setXSatisfied (double value) |
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double | ySatisfied () const |
| Y satisfied if less than this away from mesh. More...
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void | setYSatisfied (double value) |
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double | xOtherSatisfied () const |
| X other satisfied if less than this away from mesh. More...
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void | setXOtherSatisfied (double value) |
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double | yOtherSatisfied () const |
| Y other satisfied if less than this away from mesh. More...
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void | setYOtherSatisfied (double value) |
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double | xMeshSize () const |
| X meshSize. More...
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void | setXMeshSize (double value) |
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double | yMeshSize () const |
| Y meshSize. More...
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void | setYMeshSize (double value) |
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double | xySatisfied () const |
| XY satisfied if two version differ by less than this. More...
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void | setXYSatisfied (double value) |
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void | setMeshSizes (const OsiSolverInterface *solver, double x, double y) |
| Set sizes and other stuff. More...
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int | branchingStrategy () const |
| branching strategy etc bottom 2 bits 0 branch on either, 1 branch on x, 2 branch on y next bit 4 set to say don't update coefficients next bit 8 set to say don't use in feasible region next bit 16 set to say - Always satisfied !! More...
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void | setBranchingStrategy (int value) |
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int | boundType () const |
| Simple quadratic bound marker. More...
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void | setBoundType (int value) |
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void | newBounds (OsiSolverInterface *solver, int way, short xOrY, double separator) const |
| Does work of branching. More...
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int | updateCoefficients (const double *lower, const double *upper, double *objective, CoinPackedMatrix *matrix, CoinWarmStartBasis *basis) const |
| Updates coefficients - returns number updated. More...
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double | xyCoefficient (const double *solution) const |
| Returns true value of single xyRow coefficient. More...
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void | getCoefficients (const OsiSolverInterface *solver, double xB[2], double yB[2], double xybar[4]) const |
| Get LU coefficients from matrix. More...
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double | computeLambdas (const double xB[3], const double yB[3], const double xybar[4], double lambda[4]) const |
| Compute lambdas (third entry in each .B is current value) (nonzero if bad) More...
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void | addExtraRow (int row, double multiplier) |
| Adds in data for extra row with variable coefficients. More...
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void | getPseudoShadow (const OsiBranchingInformation *info) |
| Sets infeasibility and other when pseudo shadow prices. More...
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double | getMovement (const OsiBranchingInformation *info) |
| Gets sum of movements to correct value. More...
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| OsiObject2 () |
| Default Constructor. More...
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| OsiObject2 (const OsiObject2 &) |
| Copy constructor. More...
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OsiObject2 & | operator= (const OsiObject2 &rhs) |
| Assignment operator. More...
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virtual | ~OsiObject2 () |
| Destructor. More...
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void | setPreferredWay (int value) |
| Set preferred way of branching - -1 off, 0 down, 1 up (for 2-way) More...
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virtual int | preferredWay () const |
| Get preferred way of branching - -1 off, 0 down, 1 up (for 2-way) More...
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| OsiObject () |
| Default Constructor. More...
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| OsiObject (const OsiObject &) |
| Copy constructor. More...
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OsiObject & | operator= (const OsiObject &rhs) |
| Assignment operator. More...
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virtual | ~OsiObject () |
| Destructor. More...
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double | infeasibility (const OsiSolverInterface *solver, int &whichWay) const |
| Infeasibility of the object. More...
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virtual double | feasibleRegion (OsiSolverInterface *solver) const |
| For the variable(s) referenced by the object, look at the current solution and set bounds to match the solution. More...
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virtual bool | canMoveToNearest () const |
| Return true if object can take part in move to nearest heuristic. More...
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virtual int | columnNumber () const |
| Column number if single column object -1 otherwise, Used by heuristics. More...
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int | priority () const |
| Return Priority - note 1 is highest priority. More...
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void | setPriority (int priority) |
| Set priority. More...
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virtual bool | canHandleShadowPrices () const |
| Return true if knows how to deal with Pseudo Shadow Prices. More...
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int | numberWays () const |
| Return maximum number of ways branch may have. More...
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void | setNumberWays (int numberWays) |
| Set maximum number of ways branch may have. More...
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void | setWhichWay (int way) |
| Return preferred way to branch. More...
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int | whichWay () const |
| Return current preferred way to branch. More...
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double | infeasibility () const |
| Return infeasibility. More...
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virtual double | upEstimate () const |
| Return "up" estimate (default 1.0e-5) More...
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virtual double | downEstimate () const |
| Return "down" estimate (default 1.0e-5) More...
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virtual void | resetBounds (const OsiSolverInterface *) |
| Reset variable bounds to their original values. More...
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virtual void | updateBefore (const OsiObject *) |
| Updates stuff like pseudocosts before threads. More...
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virtual void | updateAfter (const OsiObject *, const OsiObject *) |
| Updates stuff like pseudocosts after threads finished. More...
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Define Continuous BiLinear objects for an == bound.
This models x*y = b where both are continuous
Definition at line 1077 of file CbcLinked.hpp.