Detailed Description

methods to query statistics about the solving process

Functions
int	SCIPgetNRuns (SCIP *scip)

int	SCIPgetNReoptRuns (SCIP *scip)

void	SCIPaddNNodes (SCIP *scip, SCIP_Longint nnodes)

SCIP_Longint	SCIPgetNNodes (SCIP *scip)

SCIP_Longint	SCIPgetNTotalNodes (SCIP *scip)

SCIP_Longint	SCIPgetNFeasibleLeaves (SCIP *scip)

SCIP_Longint	SCIPgetNInfeasibleLeaves (SCIP *scip)

SCIP_Longint	SCIPgetNObjlimLeaves (SCIP *scip)

SCIP_Longint	SCIPgetNDelayedCutoffs (SCIP *scip)

SCIP_Longint	SCIPgetNLPs (SCIP *scip)

SCIP_Longint	SCIPgetNLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNNZs (SCIP *scip)

SCIP_Longint	SCIPgetNRootLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNRootFirstLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNPrimalLPs (SCIP *scip)

SCIP_Longint	SCIPgetNPrimalLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNDualLPs (SCIP *scip)

SCIP_Longint	SCIPgetNDualLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNBarrierLPs (SCIP *scip)

SCIP_Longint	SCIPgetNBarrierLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNResolveLPs (SCIP *scip)

SCIP_Longint	SCIPgetNResolveLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNPrimalResolveLPs (SCIP *scip)

SCIP_Longint	SCIPgetNPrimalResolveLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNDualResolveLPs (SCIP *scip)

SCIP_Longint	SCIPgetNDualResolveLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNNodeLPs (SCIP *scip)

SCIP_Longint	SCIPgetNNodeLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNNodeInitLPs (SCIP *scip)

SCIP_Longint	SCIPgetNNodeInitLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNDivingLPs (SCIP *scip)

SCIP_Longint	SCIPgetNDivingLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNStrongbranchs (SCIP *scip)

SCIP_Longint	SCIPgetNStrongbranchLPIterations (SCIP *scip)

SCIP_Longint	SCIPgetNRootStrongbranchs (SCIP *scip)

SCIP_Longint	SCIPgetNRootStrongbranchLPIterations (SCIP *scip)

int	SCIPgetNPriceRounds (SCIP *scip)

int	SCIPgetNPricevars (SCIP *scip)

int	SCIPgetNPricevarsFound (SCIP *scip)

int	SCIPgetNPricevarsApplied (SCIP *scip)

int	SCIPgetNSepaRounds (SCIP *scip)

int	SCIPgetNCutsFound (SCIP *scip)

int	SCIPgetNCutsFoundRound (SCIP *scip)

int	SCIPgetNCutsApplied (SCIP *scip)

SCIP_Longint	SCIPgetNConflictConssFound (SCIP *scip)

int	SCIPgetNConflictConssFoundNode (SCIP *scip)

SCIP_Longint	SCIPgetNConflictConssApplied (SCIP *scip)

int	SCIPgetMaxDepth (SCIP *scip)

int	SCIPgetMaxTotalDepth (SCIP *scip)

SCIP_Longint	SCIPgetNBacktracks (SCIP *scip)

int	SCIPgetNActiveConss (SCIP *scip)

int	SCIPgetNEnabledConss (SCIP *scip)

SCIP_Real	SCIPgetAvgDualbound (SCIP *scip)

SCIP_Real	SCIPgetAvgLowerbound (SCIP *scip)

SCIP_Real	SCIPgetDualbound (SCIP *scip)

SCIP_Real	SCIPgetLowerbound (SCIP *scip)

SCIP_Real	SCIPgetDualboundRoot (SCIP *scip)

SCIP_Real	SCIPgetLowerboundRoot (SCIP *scip)

SCIP_Real	SCIPgetFirstLPDualboundRoot (SCIP *scip)

SCIP_Real	SCIPgetFirstLPLowerboundRoot (SCIP *scip)

SCIP_Real	SCIPgetFirstPrimalBound (SCIP *scip)

SCIP_Real	SCIPgetPrimalbound (SCIP *scip)

SCIP_Real	SCIPgetUpperbound (SCIP *scip)

SCIP_Real	SCIPgetCutoffbound (SCIP *scip)

SCIP_RETCODE	SCIPupdateCutoffbound (SCIP *scip, SCIP_Real cutoffbound)

SCIP_Bool	SCIPisPrimalboundSol (SCIP *scip)

SCIP_Real	SCIPgetGap (SCIP *scip)

SCIP_Real	SCIPgetTransGap (SCIP *scip)

SCIP_Longint	SCIPgetNSolsFound (SCIP *scip)

SCIP_Longint	SCIPgetNLimSolsFound (SCIP *scip)

SCIP_Longint	SCIPgetNBestSolsFound (SCIP *scip)

SCIP_Real	SCIPgetAvgPseudocost (SCIP *scip, SCIP_Real solvaldelta)

SCIP_Real	SCIPgetAvgPseudocostCurrentRun (SCIP *scip, SCIP_Real solvaldelta)

SCIP_Real	SCIPgetAvgPseudocostCount (SCIP *scip, SCIP_BRANCHDIR dir)

SCIP_Real	SCIPgetAvgPseudocostCountCurrentRun (SCIP *scip, SCIP_BRANCHDIR dir)

SCIP_Real	SCIPgetPseudocostCount (SCIP *scip, SCIP_BRANCHDIR dir, SCIP_Bool onlycurrentrun)

SCIP_Real	SCIPgetAvgPseudocostScore (SCIP *scip)

SCIP_Real	SCIPgetPseudocostVariance (SCIP *scip, SCIP_BRANCHDIR branchdir, SCIP_Bool onlycurrentrun)

SCIP_Real	SCIPgetAvgPseudocostScoreCurrentRun (SCIP *scip)

SCIP_Real	SCIPgetAvgConflictScore (SCIP *scip)

SCIP_Real	SCIPgetAvgConflictScoreCurrentRun (SCIP *scip)

SCIP_Real	SCIPgetAvgConflictlengthScore (SCIP *scip)

SCIP_Real	SCIPgetAvgConflictlengthScoreCurrentRun (SCIP *scip)

SCIP_Real	SCIPgetAvgInferences (SCIP *scip, SCIP_BRANCHDIR dir)

SCIP_Real	SCIPgetAvgInferencesCurrentRun (SCIP *scip, SCIP_BRANCHDIR dir)

SCIP_Real	SCIPgetAvgInferenceScore (SCIP *scip)

SCIP_Real	SCIPgetAvgInferenceScoreCurrentRun (SCIP *scip)

SCIP_Real	SCIPgetAvgCutoffs (SCIP *scip, SCIP_BRANCHDIR dir)

SCIP_Real	SCIPgetAvgCutoffsCurrentRun (SCIP *scip, SCIP_BRANCHDIR dir)

SCIP_Real	SCIPgetAvgCutoffScore (SCIP *scip)

SCIP_Real	SCIPgetAvgCutoffScoreCurrentRun (SCIP *scip)

SCIP_Real	SCIPgetDeterministicTime (SCIP *scip)

SCIP_RETCODE	SCIPprintOrigProblem (SCIP scip, FILE file, const char *extension, SCIP_Bool genericnames)

SCIP_RETCODE	SCIPprintTransProblem (SCIP scip, FILE file, const char *extension, SCIP_Bool genericnames)

SCIP_RETCODE	SCIPprintStatistics (SCIP scip, FILE file)

SCIP_RETCODE	SCIPprintReoptStatistics (SCIP scip, FILE file)

SCIP_RETCODE	SCIPprintBranchingStatistics (SCIP scip, FILE file)

SCIP_RETCODE	SCIPprintDisplayLine (SCIP scip, FILE file, SCIP_VERBLEVEL verblevel, SCIP_Bool endline)

int	SCIPgetNImplications (SCIP *scip)

SCIP_RETCODE	SCIPwriteImplicationConflictGraph (SCIP scip, const char filename)

void	SCIPstoreSolutionGap (SCIP *scip)

Function Documentation

◆ SCIPgetNRuns()

int SCIPgetNRuns ( SCIP * scip )

gets number of branch and bound runs performed, including the current run

Returns: the number of branch and bound runs performed, including the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41099 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nruns, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by applyRepair(), computeMinDistance(), copyCuts(), findCumulativeConss(), SCIP_DECL_CONFLICTEXEC(), SCIP_DECL_CONSPRESOL(), SCIP_DECL_HEUREXEC(), and strengthenVarbounds().

◆ SCIPgetNReoptRuns()

int SCIPgetNReoptRuns ( SCIP * scip )

gets number of reoptimization runs performed, including the current run

Returns: the number of reoptimization runs performed, including the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41126 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nreoptruns, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by SCIP_DECL_BRANCHEXECLP(), and SCIP_DECL_HEUREXEC().

◆ SCIPaddNNodes()

void SCIPaddNNodes	(	SCIP *	scip,
		SCIP_Longint	nnodes
	)

add given number to the number of processed nodes in current run and in all runs, including the focus node

Returns: the number of processed nodes in current run, including the focus node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
nnodes	number of processed nodes to add to the statistics

Definition at line 41153 of file scip.c.

References checkStage(), FALSE, nnodes, SCIP_Stat::nnodes, SCIP_Stat::ntotalnodes, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by solveComponent().

◆ SCIPgetNNodes()

SCIP_Longint SCIPgetNNodes ( SCIP * scip )

gets number of processed nodes in current run, including the focus node

Returns: the number of processed nodes in current run, including the focus node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41182 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nnodes, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by applyCompletesol(), applyDomainChanges(), applyOfins(), applyVbounds(), branchBalancedCardinality(), calcNodeLimit(), checkEstimateCriterion(), checkRankOneTransition(), determineLimits(), ensureMemorySize(), execRelpscost(), getBranchingDecisionStrongbranchSOS1(), propagateCons(), SCIP_DECL_BRANCHEXECLP(), SCIP_DECL_CONCSOLVEREXEC(), SCIP_DECL_CONSPROP(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_NODESELSELECT(), SCIP_DECL_SEPAEXECLP(), SCIPapplyProximity(), SCIPapplyRens(), SCIPperformGenericDivingAlgorithm(), SCIPselectVarPseudoStrongBranching(), SCIPselectVarStrongBranching(), setSubscipLimits(), solveComponent(), solveSubproblem(), subscipdataCopySubscip(), testCriteria(), transitionPhase3(), updateFailureStatistic(), and writeBounds().

◆ SCIPgetNTotalNodes()

SCIP_Longint SCIPgetNTotalNodes ( SCIP * scip )

gets total number of processed nodes in all runs, including the focus node

Returns: the total number of processed nodes in all runs, including the focus node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41209 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ntotalnodes, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by applyRepair(), getX(), and SCIP_DECL_DISPOUTPUT().

◆ SCIPgetNFeasibleLeaves()

SCIP_Longint SCIPgetNFeasibleLeaves ( SCIP * scip )

gets number of leaf nodes processed with feasible relaxation solution

Returns: number of leaf nodes processed with feasible relaxation solution

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41254 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nfeasleaves, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNInfeasibleLeaves()

SCIP_Longint SCIPgetNInfeasibleLeaves ( SCIP * scip )

gets number of infeasible leaf nodes processed

Returns: number of infeasible leaf nodes processed

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41281 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ninfeasleaves, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by calcScore(), and SCIP_DECL_DISPOUTPUT().

◆ SCIPgetNObjlimLeaves()

SCIP_Longint SCIPgetNObjlimLeaves ( SCIP * scip )

gets number of processed leaf nodes that hit LP objective limit

Returns: number of processed leaf nodes that hit LP objective limit

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	Scip data structure

Definition at line 41308 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nobjleaves, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by calcScore(), and SCIP_DECL_DISPOUTPUT().

◆ SCIPgetNDelayedCutoffs()

SCIP_Longint SCIPgetNDelayedCutoffs ( SCIP * scip )

gets number of times a selected node was from a cut off subtree

Returns: number of times a selected node was from a cut off subtree

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41336 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ndelayedcutoffs, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by releaseNodeInformation(), and SCIP_DECL_EVENTINITSOL().

◆ SCIPgetNLPs()

SCIP_Longint SCIPgetNLPs ( SCIP * scip )

gets total number of LPs solved so far

Returns: the total number of LPs solved so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41363 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nlps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by addCut(), createCGCutCMIR(), createCGCutDirect(), createCGCutStrongCG(), createZerohalfCutFromZerohalfWeightvector(), generateConvexConcaveEstimator(), generateCutConvex(), generateCutFactorableDo(), generateCutLTI(), generateCutNonConvex(), generateCutPoint(), generateCutProjectedPoint(), generateCutSol(), generateDisjCutSOS1(), generateLinearizationCut(), performLPRandRounding(), performLPSimpleRounding(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_SEPAEXECLP(), and separateGLS().

◆ SCIPgetNLPIterations()

SCIP_Longint SCIPgetNLPIterations ( SCIP * scip )

gets total number of iterations used so far in primal and dual simplex and barrier algorithm

Returns: the total number of iterations used so far in primal and dual simplex and barrier algorithm

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41382 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nlpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by applyBoundHeur(), applyRepair(), applyVbounds(), filterExistingLP(), getIterationsLeft(), getX(), SCIP_DECL_CONCSOLVEREXEC(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_SEPAEXECLP(), SCIPapplyProximity(), SCIPvarUpdatePseudocost(), solveLP(), solveLp(), and solveSubscip().

◆ SCIPgetNNZs()

SCIP_Longint SCIPgetNNZs ( SCIP * scip )

gets number of active non-zeros in the current transformed problem

Returns: the number of active non-zeros in the current transformed problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41408 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nnz, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by SCIPsyncstoreInit().

◆ SCIPgetNRootLPIterations()

SCIP_Longint SCIPgetNRootLPIterations ( SCIP * scip )

gets total number of iterations used so far in primal and dual simplex and barrier algorithm for the root node

Returns: the total number of iterations used so far in primal and dual simplex and barrier algorithm for the root node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41426 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nrootlpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by applyNlobbt(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_PROPEXEC(), SCIP_DECL_SEPAEXECLP(), and SCIPapplyProximity().

◆ SCIPgetNRootFirstLPIterations()

SCIP_Longint SCIPgetNRootFirstLPIterations ( SCIP * scip )

gets total number of iterations used in primal and dual simplex and barrier algorithm for the first LP at the root node

Returns: the total number of iterations used in primal and dual simplex and barrier algorithm for the first root LP

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41445 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nrootfirstlpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by SCIP_DECL_HEUREXEC().

◆ SCIPgetNPrimalLPs()

SCIP_Longint SCIPgetNPrimalLPs ( SCIP * scip )

gets total number of primal LPs solved so far

Returns: the total number of primal LPs solved so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41463 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nprimallps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNPrimalLPIterations()

SCIP_Longint SCIPgetNPrimalLPIterations ( SCIP * scip )

gets total number of iterations used so far in primal simplex

Returns: total number of iterations used so far in primal simplex

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41481 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nprimallpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNDualLPs()

SCIP_Longint SCIPgetNDualLPs ( SCIP * scip )

gets total number of dual LPs solved so far

Returns: the total number of dual LPs solved so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41499 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nduallps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNDualLPIterations()

SCIP_Longint SCIPgetNDualLPIterations ( SCIP * scip )

gets total number of iterations used so far in dual simplex

Returns: the total number of iterations used so far in dual simplex

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41517 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nduallpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNBarrierLPs()

SCIP_Longint SCIPgetNBarrierLPs ( SCIP * scip )

gets total number of barrier LPs solved so far

Returns: the total number of barrier LPs solved so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41535 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nbarrierlps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNBarrierLPIterations()

SCIP_Longint SCIPgetNBarrierLPIterations ( SCIP * scip )

gets total number of iterations used so far in barrier algorithm

Returns: the total number of iterations used so far in barrier algorithm

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41553 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nbarrierlpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNResolveLPs()

SCIP_Longint SCIPgetNResolveLPs ( SCIP * scip )

gets total number of LPs solved so far that were resolved from an advanced start basis

Returns: the total number of LPs solved so far that were resolved from an advanced start basis

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41571 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ndualresolvelps, SCIP_Stat::nprimalresolvelps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNResolveLPIterations()

SCIP_Longint SCIPgetNResolveLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far in primal and dual simplex calls where an advanced start basis was available

Returns: the total number of simplex iterations used so far in primal and dual simplex calls where an advanced start basis was available

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41591 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ndualresolvelpiterations, SCIP_Stat::nprimalresolvelpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNPrimalResolveLPs()

SCIP_Longint SCIPgetNPrimalResolveLPs ( SCIP * scip )

gets total number of primal LPs solved so far that were resolved from an advanced start basis

Returns: the total number of primal LPs solved so far that were resolved from an advanced start basis

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41609 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nprimalresolvelps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNPrimalResolveLPIterations()

SCIP_Longint SCIPgetNPrimalResolveLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far in primal simplex calls where an advanced start basis was available

Returns: the total number of simplex iterations used so far in primal simplex calls where an advanced start basis was available

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41629 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nprimalresolvelpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNDualResolveLPs()

SCIP_Longint SCIPgetNDualResolveLPs ( SCIP * scip )

gets total number of dual LPs solved so far that were resolved from an advanced start basis

Returns: the total number of dual LPs solved so far that were resolved from an advanced start basis

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41647 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ndualresolvelps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by execRelpscost(), and getBranchingDecisionStrongbranchSOS1().

◆ SCIPgetNDualResolveLPIterations()

SCIP_Longint SCIPgetNDualResolveLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far in dual simplex calls where an advanced start basis was available

Returns: the total number of simplex iterations used so far in dual simplex calls where an advanced start basis was available

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41667 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ndualresolvelpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by execRelpscost(), and getBranchingDecisionStrongbranchSOS1().

◆ SCIPgetNNodeLPs()

SCIP_Longint SCIPgetNNodeLPs ( SCIP * scip )

gets total number of LPs solved so far for node relaxations

Returns: the total number of LPs solved so far for node relaxations

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41685 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nnodelps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNNodeLPIterations()

SCIP_Longint SCIPgetNNodeLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far for node relaxations

Returns: the total number of simplex iterations used so far for node relaxations

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41703 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nnodelpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by execRelpscost(), SCIP_DECL_HEUREXEC(), SCIP_DECL_NODESELSELECT(), and SCIPperformGenericDivingAlgorithm().

◆ SCIPgetNNodeInitLPs()

SCIP_Longint SCIPgetNNodeInitLPs ( SCIP * scip )

gets total number of LPs solved so far for initial LP in node relaxations

Returns: the total number of LPs solved so far for initial LP in node relaxations

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41721 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ninitlps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by execRelpscost(), and getBranchingDecisionStrongbranchSOS1().

◆ SCIPgetNNodeInitLPIterations()

SCIP_Longint SCIPgetNNodeInitLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far for initial LP in node relaxations

Returns: the total number of simplex iterations used so far for initial LP in node relaxations

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41739 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ninitlpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by execRelpscost(), and getBranchingDecisionStrongbranchSOS1().

◆ SCIPgetNDivingLPs()

SCIP_Longint SCIPgetNDivingLPs ( SCIP * scip )

gets total number of LPs solved so far during diving and probing

Returns: total number of LPs solved so far during diving and probing

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41757 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ndivinglps, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNDivingLPIterations()

SCIP_Longint SCIPgetNDivingLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far during diving and probing

Returns: the total number of simplex iterations used so far during diving and probing

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41775 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::ndivinglpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNStrongbranchs()

SCIP_Longint SCIPgetNStrongbranchs ( SCIP * scip )

gets total number of times, strong branching was called (each call represents solving two LPs)

Returns: the total number of times, strong branching was called (each call represents solving two LPs)

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41793 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nstrongbranchs, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by SCIP_DECL_DISPOUTPUT().

◆ SCIPgetNStrongbranchLPIterations()

SCIP_Longint SCIPgetNStrongbranchLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far in strong branching

Returns: the total number of simplex iterations used so far in strong branching

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41811 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nsblpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by execRelpscost(), and SCIP_DECL_NODESELSELECT().

◆ SCIPgetNRootStrongbranchs()

SCIP_Longint SCIPgetNRootStrongbranchs ( SCIP * scip )

gets total number of times, strong branching was called at the root node (each call represents solving two LPs)

Returns: the total number of times, strong branching was called at the root node (each call represents solving two LPs)

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41829 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nrootstrongbranchs, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNRootStrongbranchLPIterations()

SCIP_Longint SCIPgetNRootStrongbranchLPIterations ( SCIP * scip )

gets total number of simplex iterations used so far in strong branching at the root node

Returns: the total number of simplex iterations used so far in strong branching at the root node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41847 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nrootsblpiterations, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by execRelpscost().

◆ SCIPgetNPriceRounds()

int SCIPgetNPriceRounds ( SCIP * scip )

gets number of pricing rounds performed so far at the current node

Returns: the number of pricing rounds performed so far at the current node

Precondition

This method can be called if SCIP is in one of the following stages:

SCIP_STAGE_SOLVING

Parameters

scip	SCIP data structure

Definition at line 41863 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::npricerounds, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNPricevars()

int SCIPgetNPricevars ( SCIP * scip )

get current number of variables in the pricing store

Returns: the current number of variables in the pricing store

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41881 of file scip.c.

References checkStage(), FALSE, Scip::pricestore, SCIP_CALL_ABORT, SCIPpricestoreGetNVars(), and TRUE.

◆ SCIPgetNPricevarsFound()

int SCIPgetNPricevarsFound ( SCIP * scip )

get total number of pricing variables found so far

Returns: the total number of pricing variables found so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41899 of file scip.c.

References checkStage(), FALSE, Scip::pricestore, SCIP_CALL_ABORT, SCIPpricestoreGetNVarsFound(), and TRUE.

◆ SCIPgetNPricevarsApplied()

int SCIPgetNPricevarsApplied ( SCIP * scip )

get total number of pricing variables applied to the LPs

Returns: the total number of pricing variables applied to the LPs

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41917 of file scip.c.

References checkStage(), FALSE, Scip::pricestore, SCIP_CALL_ABORT, SCIPpricestoreGetNVarsApplied(), and TRUE.

◆ SCIPgetNSepaRounds()

int SCIPgetNSepaRounds ( SCIP * scip )

gets number of separation rounds performed so far at the current node

Returns: the number of separation rounds performed so far at the current node

Precondition

This method can be called if SCIP is in one of the following stages:

SCIP_STAGE_SOLVING

Parameters

scip	SCIP data structure

Definition at line 41933 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nseparounds, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by SCIP_DECL_DISPOUTPUT(), and separateCuts().

◆ SCIPgetNCutsFound()

int SCIPgetNCutsFound ( SCIP * scip )

get total number of cuts found so far

Returns: the total number of cuts found so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41951 of file scip.c.

References checkStage(), FALSE, SCIP_CALL_ABORT, SCIPsepastoreGetNCutsFound(), Scip::sepastore, and TRUE.

Referenced by SCIP_DECL_SEPAEXECLP().

◆ SCIPgetNCutsFoundRound()

int SCIPgetNCutsFoundRound ( SCIP * scip )

get number of cuts found so far in current separation round

Returns: the number of cuts found so far in current separation round

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41969 of file scip.c.

References checkStage(), FALSE, SCIP_CALL_ABORT, SCIPsepastoreGetNCutsFoundRound(), Scip::sepastore, and TRUE.

Referenced by SCIP_DECL_SEPAEXECLP().

◆ SCIPgetNCutsApplied()

int SCIPgetNCutsApplied ( SCIP * scip )

get total number of cuts applied to the LPs

Returns: the total number of cuts applied to the LPs

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 41987 of file scip.c.

References checkStage(), FALSE, SCIP_CALL_ABORT, SCIPsepastoreGetNCutsApplied(), Scip::sepastore, and TRUE.

Referenced by SCIP_DECL_DISPOUTPUT().

◆ SCIPgetNConflictConssFound()

SCIP_Longint SCIPgetNConflictConssFound ( SCIP * scip )

get total number of constraints found in conflict analysis (conflict and reconvergence constraints)

Returns: the total number of constraints found in conflict analysis (conflict and reconvergence constraints)

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42011 of file scip.c.

◆ SCIPgetNConflictConssFoundNode()

int SCIPgetNConflictConssFoundNode ( SCIP * scip )

get number of conflict constraints found so far at the current node

Returns: the number of conflict constraints found so far at the current node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42044 of file scip.c.

References checkStage(), Scip::conflict, FALSE, SCIP_CALL_ABORT, SCIPconflictGetNConflicts(), and TRUE.

◆ SCIPgetNConflictConssApplied()

SCIP_Longint SCIPgetNConflictConssApplied ( SCIP * scip )

get total number of conflict constraints added to the problem

Returns: the total number of conflict constraints added to the problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42068 of file scip.c.

References checkStage(), Scip::conflict, FALSE, SCIP_CALL_ABORT, SCIPconflictGetNAppliedConss(), and TRUE.

Referenced by SCIP_DECL_CONFLICTEXEC(), and SCIP_DECL_DISPOUTPUT().

◆ SCIPgetMaxDepth()

int SCIPgetMaxDepth ( SCIP * scip )

gets maximal depth of all processed nodes in current branch and bound run (excluding probing nodes)

Returns: the maximal depth of all processed nodes in current branch and bound run (excluding probing nodes)

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42144 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::maxdepth, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by SCIP_DECL_DISPOUTPUT(), SCIP_DECL_HEUREXEC(), SCIP_DECL_NODESELSELECT(), SCIP_DECL_SEPAEXECLP(), and SCIPperformGenericDivingAlgorithm().

◆ SCIPgetMaxTotalDepth()

int SCIPgetMaxTotalDepth ( SCIP * scip )

gets maximal depth of all processed nodes over all branch and bound runs

Returns: the maximal depth of all processed nodes over all branch and bound runs

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42168 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::maxtotaldepth, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNBacktracks()

SCIP_Longint SCIPgetNBacktracks ( SCIP * scip )

gets total number of backtracks, i.e. number of times, the new node was selected from the leaves queue

Returns: the total number of backtracks, i.e. number of times, the new node was selected from the leaves queue

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42192 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nbacktracks, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNActiveConss()

int SCIPgetNActiveConss ( SCIP * scip )

gets total number of active constraints at the current node

Returns: the total number of active constraints at the current node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42226 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nactiveconss, SCIP_CALL_ABORT, Scip::stat, and TRUE.

◆ SCIPgetNEnabledConss()

int SCIPgetNEnabledConss ( SCIP * scip )

gets total number of enabled constraints at the current node

Returns: the total number of enabled constraints at the current node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42243 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nenabledconss, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by SCIP_DECL_DISPOUTPUT().

◆ SCIPgetAvgDualbound()

SCIP_Real SCIPgetAvgDualbound ( SCIP * scip )

gets average dual bound of all unprocessed nodes for original problem

Returns: the average dual bound of all unprocessed nodes for original problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42261 of file scip.c.

References checkStage(), SCIP_Primal::cutoffbound, FALSE, Scip::origprob, Scip::primal, SCIP_CALL_ABORT, SCIPprobExternObjval(), SCIPtreeGetAvgLowerbound(), Scip::set, Scip::transprob, Scip::tree, and TRUE.

Referenced by SCIP_DECL_DISPOUTPUT(), and SCIPperformGenericDivingAlgorithm().

◆ SCIPgetAvgLowerbound()

SCIP_Real SCIPgetAvgLowerbound ( SCIP * scip )

gets average lower (dual) bound of all unprocessed nodes in transformed problem

Returns: the average lower (dual) bound of all unprocessed nodes in transformed problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42280 of file scip.c.

References checkStage(), SCIP_Primal::cutoffbound, FALSE, Scip::primal, SCIP_CALL_ABORT, SCIPtreeGetAvgLowerbound(), Scip::tree, and TRUE.

Referenced by SCIPperformGenericDivingAlgorithm().

◆ SCIPgetDualbound()

SCIP_Real SCIPgetDualbound ( SCIP * scip )

gets global dual bound

Returns: the global dual bound

Precondition

This method can be called if SCIP is in one of the following stages:

gets global dual bound

Returns: the global dual bound

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42302 of file scip.c.

References checkStage(), FALSE, getDualbound(), SCIP_CALL_ABORT, and TRUE.

Referenced by applyDomainChanges(), createObjRow(), SCIP_DECL_CONCSOLVERSYNCWRITE(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIPcopyConcurrentSolvingStats(), SCIPperformGenericDivingAlgorithm(), solveComponent(), and writeBounds().

◆ SCIPgetLowerbound()

SCIP_Real SCIPgetLowerbound ( SCIP * scip )

gets global lower (dual) bound in transformed problem

Returns: the global lower (dual) bound in transformed problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42323 of file scip.c.

References checkStage(), FALSE, getLowerbound(), SCIP_CALL_ABORT, and TRUE.

Referenced by applyVbounds(), computeCut(), createSubproblem(), createSubscip(), exitPresolve(), getObjectiveFactor(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_HEUREXEC(), SCIP_DECL_NODESELSELECT(), SCIPapplyHeurSubNlp(), SCIPapplyProximity(), SCIPapplyRens(), SCIPapplyZeroobj(), SCIPperformGenericDivingAlgorithm(), SCIPpriceLoop(), SCIPsolveIsStopped(), SCIPstoreSolutionGap(), setupSubproblem(), setupSubScip(), solveSubMIP(), and solveSubproblem().

◆ SCIPgetDualboundRoot()

SCIP_Real SCIPgetDualboundRoot ( SCIP * scip )

gets dual bound of the root node for the original problem

Returns: the dual bound of the root node for the original problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42344 of file scip.c.

References checkStage(), FALSE, getPrimalbound(), Scip::origprob, SCIP_Stat::rootlowerbound, SCIP_CALL_ABORT, SCIPprobExternObjval(), SCIPsetIsInfinity(), Scip::set, Scip::stat, Scip::transprob, and TRUE.

Referenced by printRootStatistics().

◆ SCIPgetLowerboundRoot()

SCIP_Real SCIPgetLowerboundRoot ( SCIP * scip )

gets lower (dual) bound in transformed problem of the root node

Returns: the lower (dual) bound in transformed problem of the root node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42368 of file scip.c.

References checkStage(), FALSE, getUpperbound(), SCIP_Stat::rootlowerbound, SCIP_CALL_ABORT, SCIPsetIsInfinity(), Scip::set, Scip::stat, and TRUE.

Referenced by nodeGetUctScore().

◆ SCIPgetFirstLPDualboundRoot()

SCIP_Real SCIPgetFirstLPDualboundRoot ( SCIP * scip )

gets dual bound for the original problem obtained by the first LP solve at the root node

Returns: the dual bound for the original problem of the first LP solve at the root node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42392 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::firstlpdualbound, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by printRootStatistics().

◆ SCIPgetFirstLPLowerboundRoot()

SCIP_Real SCIPgetFirstLPLowerboundRoot ( SCIP * scip )

gets lower (dual) bound in transformed problem obtained by the first LP solve at the root node

Returns: the lower (dual) bound in transformed problem obtained by first LP solve at the root node

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42413 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::firstlpdualbound, Scip::origprob, SCIP_CALL_ABORT, SCIP_INVALID, SCIPinfinity(), SCIPprobInternObjval(), Scip::set, Scip::stat, Scip::transprob, and TRUE.

◆ SCIPgetFirstPrimalBound()

SCIP_Real SCIPgetFirstPrimalBound ( SCIP * scip )

the primal bound of the very first solution

Parameters

scip	SCIP data structure

Definition at line 42426 of file scip.c.

References SCIP_Stat::firstprimalbound, and Scip::stat.

Referenced by checkLogCriterion().

◆ SCIPgetPrimalbound()

SCIP_Real SCIPgetPrimalbound ( SCIP * scip )

gets global primal bound (objective value of best solution or user objective limit) for the original problem

Returns: the global primal bound (objective value of best solution or user objective limit) for the original problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42448 of file scip.c.

References checkStage(), FALSE, getPrimalbound(), SCIP_CALL_ABORT, and TRUE.

Referenced by applyCompletesol(), applyDomainChanges(), applyOfins(), checkLogCriterion(), checkOptimalSolution(), SCIP_DECL_CONCSOLVERSYNCWRITE(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_EVENTEXEC(), SCIP_DECL_HEUREXEC(), SCIP_DECL_RELAXEXEC(), SCIPapplyProximity(), SCIPapplyRens(), solveComponent(), transitionPhase3(), updateLogRegression(), and writeBounds().

◆ SCIPgetUpperbound()

SCIP_Real SCIPgetUpperbound ( SCIP * scip )

gets global upper (primal) bound in transformed problem (objective value of best solution or user objective limit)

Returns: the global upper (primal) bound in transformed problem (objective value of best solution or user objective limit)

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42472 of file scip.c.

References checkStage(), FALSE, getUpperbound(), SCIP_CALL_ABORT, and TRUE.

Referenced by addNodesInformation(), applyOfins(), applyVbounds(), checkLeavesBelowIncumbent(), computeCut(), createSubproblem(), createSubscip(), exitPresolve(), getObjectiveFactor(), proposeFeasibleSolution(), releaseNodeFromDepthInfo(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_HEUREXEC(), SCIPapplyHeurDualval(), SCIPapplyHeurSubNlp(), SCIPapplyRens(), SCIPapplyZeroobj(), SCIPmakeSOS1sFeasible(), SCIPpriceLoop(), SCIPsolveIsStopped(), SCIPstoreSolutionGap(), setupSubScip(), solveSubMIP(), solveSubproblem(), and updateObjUpperbound().

◆ SCIPgetCutoffbound()

SCIP_Real SCIPgetCutoffbound ( SCIP * scip )

gets global cutoff bound in transformed problem: a sub problem with lower bound larger than the cutoff cannot contain a better feasible solution; usually, this bound is equal to the upper bound, but if the objective value is always integral, the cutoff bound is (nearly) one less than the upper bound; additionally, due to objective function domain propagation, the cutoff bound can be further reduced

Returns: global cutoff bound in transformed problem

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42499 of file scip.c.

References checkStage(), SCIP_Primal::cutoffbound, FALSE, Scip::primal, SCIP_CALL_ABORT, and TRUE.

Referenced by analyzeGenVBoundConflict(), applyDomainChanges(), applyNlobbt(), branch(), computeInteriorPoint(), execGenVBounds(), execRelpscost(), performLPRandRounding(), performLPSimpleRounding(), performStrongbranchWithPropagation(), SCIP_DECL_BRANCHEXECLP(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_HEUREXEC(), SCIP_DECL_NODESELSELECT(), SCIP_DECL_RELAXEXEC(), SCIP_DECL_SEPAEXECLP(), SCIPaddConflict(), SCIPgetVarStrongbranchWithPropagation(), SCIPperformGenericDivingAlgorithm(), SCIPselectVarPseudoStrongBranching(), SCIPselectVarStrongBranching(), SCIPsolveDiveLP(), SCIPupdateCutoffbound(), selectEssentialRounding(), selectRounding(), selectVarMultAggrBranching(), solveComponent(), solveNlp(), solveProbingLP(), and writeBounds().

◆ SCIPupdateCutoffbound()

SCIP_RETCODE SCIPupdateCutoffbound	(	SCIP *	scip,
		SCIP_Real	cutoffbound
	)

updates the cutoff bound

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Note: using this method in the solving stage can lead to an erroneous SCIP solving status; in particular, if a solution not respecting the cutoff bound was found before installing a cutoff bound which renders the remaining problem infeasible, this solution may be reported as optimal

Precondition

This method can be called if SCIP is in one of the following stages:

Note: the given cutoff bound has to better or equal to known one (SCIPgetCutoffbound())

updates the cutoff bound

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Note: using this method in the solving stage can lead to an erroneous SCIP solving status; in particular, if a solution not respecting the cutoff bound was found before installing a cutoff bound which renders the remaining problem infeasible, this solution may be reported as optimal

Precondition

This method can be called if SCIP is in one of the following stages:

Note: the given cutoff bound has to better or equal to known one (SCIPgetCutoffbound()); a given cutoff bound is also used for updating the objective limit, if possible

Parameters

scip	SCIP data structure
cutoffbound	new cutoff bound

Definition at line 42527 of file scip.c.

References checkStage(), Scip::eventqueue, FALSE, Scip::lp, Scip::mem, Scip::origprob, Scip::primal, SCIP_Mem::probmem, Scip::reopt, SCIP_CALL, SCIP_OKAY, SCIPgetCutoffbound(), SCIPprimalSetCutoffbound(), Scip::set, Scip::stat, Scip::transprob, Scip::tree, and TRUE.

Referenced by solveComponent().

◆ SCIPisPrimalboundSol()

SCIP_Bool SCIPisPrimalboundSol ( SCIP * scip )

returns whether the current primal bound is justified with a feasible primal solution; if not, the primal bound was set from the user as objective limit

Returns: TRUE if the current primal bound is justified with a feasible primal solution, otherwise FALSE

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42559 of file scip.c.

References checkStage(), FALSE, Scip::origprob, Scip::primal, SCIP_CALL_ABORT, SCIPprimalUpperboundIsSol(), Scip::set, Scip::transprob, and TRUE.

Referenced by SCIP_DECL_DISPOUTPUT().

◆ SCIPgetGap()

SCIP_Real SCIPgetGap ( SCIP * scip )

Returns: the current gap |(primalbound - dualbound)/min(|primalbound|,|dualbound|)| if both bounds have same sign, or infinity, if they have opposite sign

Precondition

This method can be called if SCIP is in one of the following stages:

Returns: the current gap |(primalbound - dualbound)/min(|primalbound|,|dualbound|)| if both bounds have same sign, or infinity, if they have opposite sign

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42581 of file scip.c.

References checkStage(), FALSE, getDualbound(), getLowerbound(), getPrimalbound(), SCIP_CALL_ABORT, SCIP_STATUS_INFORUNBD, SCIPcomputeGap(), SCIPgetStatus(), SCIPsetEpsilon(), SCIPsetInfinity(), SCIPsetIsInfinity(), Scip::set, and TRUE.

Referenced by displayRelevantStats(), printSolutionStatistics(), SCIP_DECL_DISPOUTPUT(), SCIPapplyHeurDualval(), SCIPapplyProximity(), SCIPsolveIsStopped(), and solveComponent().

◆ SCIPgetTransGap()

SCIP_Real SCIPgetTransGap ( SCIP * scip )

Returns: current gap |(upperbound - lowerbound)/min(|upperbound|,|lowerbound|)| in transformed problem if both bounds have same sign, or infinity, if they have opposite sign

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42612 of file scip.c.

References checkStage(), FALSE, getLowerbound(), getUpperbound(), MIN, REALABS, SCIP_CALL_ABORT, SCIP_Real, SCIP_STATUS_INFORUNBD, SCIPgetStatus(), SCIPsetInfinity(), SCIPsetIsEQ(), SCIPsetIsInfinity(), SCIPsetIsZero(), Scip::set, and TRUE.

◆ SCIPgetNSolsFound()

SCIP_Longint SCIPgetNSolsFound ( SCIP * scip )

gets number of feasible primal solutions found so far

Returns: the number of feasible primal solutions found so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42664 of file scip.c.

References checkStage(), FALSE, SCIP_Primal::nsolsfound, Scip::primal, SCIP_CALL_ABORT, and TRUE.

Referenced by determineVariableFixings(), SCIP_DECL_DISPOUTPUT(), SCIP_DECL_HEUREXEC(), SCIP_DECL_NODESELSELECT(), SCIPapplyProximity(), SCIPapplyZeroobj(), and SCIPperformGenericDivingAlgorithm().

◆ SCIPgetNLimSolsFound()

SCIP_Longint SCIPgetNLimSolsFound ( SCIP * scip )

gets number of feasible primal solutions respecting the objective limit found so far

Returns: the number of feasible primal solutions respecting the objective limit found so far

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42691 of file scip.c.

References checkStage(), FALSE, SCIP_Primal::nlimsolsfound, Scip::primal, SCIP_CALL_ABORT, SCIP_STAGE_TRANSFORMED, SCIPgetStage(), and TRUE.

Referenced by SCIPsolveIsStopped().

◆ SCIPgetNBestSolsFound()

SCIP_Longint SCIPgetNBestSolsFound ( SCIP * scip )

gets number of feasible primal solutions found so far, that improved the primal bound at the time they were found

Returns: the number of feasible primal solutions found so far, that improved the primal bound at the time they were found

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42718 of file scip.c.

References checkStage(), FALSE, SCIP_Primal::nbestsolsfound, Scip::primal, SCIP_CALL_ABORT, and TRUE.

Referenced by SCIPperformGenericDivingAlgorithm(), and SCIPsolveIsStopped().

◆ SCIPgetAvgPseudocost()

SCIP_Real SCIPgetAvgPseudocost	(	SCIP *	scip,
		SCIP_Real	solvaldelta
	)

gets the average pseudo cost value for the given direction over all variables

Returns: the average pseudo cost value for the given direction over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
solvaldelta	difference of variable's new LP value - old LP value

Definition at line 42735 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, SCIP_CALL_ABORT, SCIPhistoryGetPseudocost(), Scip::stat, and TRUE.

◆ SCIPgetAvgPseudocostCurrentRun()

SCIP_Real SCIPgetAvgPseudocostCurrentRun	(	SCIP *	scip,
		SCIP_Real	solvaldelta
	)

gets the average pseudo cost value for the given direction over all variables, only using the pseudo cost information of the current run

Returns: the average pseudo cost value for the given direction over all variables, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
solvaldelta	difference of variable's new LP value - old LP value

Definition at line 42755 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, SCIP_CALL_ABORT, SCIPhistoryGetPseudocost(), Scip::stat, and TRUE.

◆ SCIPgetAvgPseudocostCount()

SCIP_Real SCIPgetAvgPseudocostCount	(	SCIP *	scip,
		SCIP_BRANCHDIR	dir
	)

gets the average number of pseudo cost updates for the given direction over all variables

Returns: the average number of pseudo cost updates for the given direction over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
dir	branching direction (downwards, or upwards)

Definition at line 42775 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, MAX, SCIP_Prob::nbinvars, SCIP_Prob::nintvars, SCIP_CALL_ABORT, SCIPhistoryGetPseudocostCount(), Scip::stat, Scip::transprob, and TRUE.

◆ SCIPgetAvgPseudocostCountCurrentRun()

SCIP_Real SCIPgetAvgPseudocostCountCurrentRun	(	SCIP *	scip,
		SCIP_BRANCHDIR	dir
	)

gets the average number of pseudo cost updates for the given direction over all variables, only using the pseudo cost information of the current run

Returns: the average number of pseudo cost updates for the given direction over all variables, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
dir	branching direction (downwards, or upwards)

Definition at line 42796 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, MAX, SCIP_Prob::nbinvars, SCIP_Prob::nintvars, SCIP_CALL_ABORT, SCIPhistoryGetPseudocostCount(), Scip::stat, Scip::transprob, and TRUE.

◆ SCIPgetPseudocostCount()

SCIP_Real SCIPgetPseudocostCount	(	SCIP *	scip,
		SCIP_BRANCHDIR	dir,
		SCIP_Bool	onlycurrentrun
	)

gets the number of pseudo cost updates for the given direction over all variables

Returns: the number of pseudo cost updates for the given direction over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
dir	branching direction (downwards, or upwards)
onlycurrentrun	use only history of current run?

Definition at line 42863 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, SCIP_Stat::glbhistorycrun, NULL, SCIP_CALL_ABORT, SCIPhistoryGetPseudocostCount(), Scip::stat, and TRUE.

◆ SCIPgetAvgPseudocostScore()

SCIP_Real SCIPgetAvgPseudocostScore ( SCIP * scip )

gets the average pseudo cost score value over all variables, assuming a fractionality of 0.5

Returns: the average pseudo cost score value over all variables, assuming a fractionality of 0.5

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42815 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, NULL, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetPseudocost(), Scip::set, Scip::stat, and TRUE.

Referenced by execRelpscost().

◆ SCIPgetPseudocostVariance()

SCIP_Real SCIPgetPseudocostVariance	(	SCIP *	scip,
		SCIP_BRANCHDIR	branchdir,
		SCIP_Bool	onlycurrentrun
	)

returns the variance of pseudo costs for all variables in the requested direction

Returns: the variance of pseudo costs for all variables in the requested direction

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
branchdir	the branching direction, up or down
onlycurrentrun	use only history of current run?

Definition at line 42838 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, SCIP_Stat::glbhistorycrun, NULL, SCIP_CALL_ABORT, SCIPhistoryGetPseudocostVariance(), Scip::stat, and TRUE.

◆ SCIPgetAvgPseudocostScoreCurrentRun()

SCIP_Real SCIPgetAvgPseudocostScoreCurrentRun ( SCIP * scip )

gets the average pseudo cost score value over all variables, assuming a fractionality of 0.5, only using the pseudo cost information of the current run

Returns: the average pseudo cost score value over all variables, assuming a fractionality of 0.5, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42889 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, NULL, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetPseudocost(), Scip::set, Scip::stat, and TRUE.

◆ SCIPgetAvgConflictScore()

SCIP_Real SCIPgetAvgConflictScore ( SCIP * scip )

gets the average conflict score value over all variables

Returns: the average conflict score value over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42912 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, NULL, SCIP_Prob::nvars, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetVSIDS(), Scip::set, Scip::stat, Scip::transprob, TRUE, and SCIP_Stat::vsidsweight.

Referenced by execRelpscost().

◆ SCIPgetAvgConflictScoreCurrentRun()

SCIP_Real SCIPgetAvgConflictScoreCurrentRun ( SCIP * scip )

gets the average conflict score value over all variables, only using the pseudo cost information of the current run

Returns: the average conflict score value over all variables, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42937 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, NULL, SCIP_Prob::nvars, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetVSIDS(), Scip::set, Scip::stat, Scip::transprob, TRUE, and SCIP_Stat::vsidsweight.

◆ SCIPgetAvgConflictlengthScore()

SCIP_Real SCIPgetAvgConflictlengthScore ( SCIP * scip )

gets the average inference score value over all variables

Returns: the average inference score value over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42962 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, NULL, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetAvgConflictlength(), Scip::set, Scip::stat, and TRUE.

Referenced by execRelpscost().

◆ SCIPgetAvgConflictlengthScoreCurrentRun()

SCIP_Real SCIPgetAvgConflictlengthScoreCurrentRun ( SCIP * scip )

gets the average conflictlength score value over all variables, only using the pseudo cost information of the current run

Returns: the average conflictlength score value over all variables, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 42987 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, NULL, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetAvgConflictlength(), Scip::set, Scip::stat, and TRUE.

◆ SCIPgetAvgInferences()

SCIP_Real SCIPgetAvgInferences	(	SCIP *	scip,
		SCIP_BRANCHDIR	dir
	)

returns the average number of inferences found after branching in given direction over all variables

Returns: the average number of inferences found after branching in given direction over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
dir	branching direction (downwards, or upwards)

Definition at line 43010 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, SCIP_CALL_ABORT, SCIPhistoryGetAvgInferences(), Scip::stat, and TRUE.

◆ SCIPgetAvgInferencesCurrentRun()

SCIP_Real SCIPgetAvgInferencesCurrentRun	(	SCIP *	scip,
		SCIP_BRANCHDIR	dir
	)

returns the average number of inferences found after branching in given direction over all variables, only using the pseudo cost information of the current run

Returns: the average number of inferences found after branching in given direction over all variables, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
dir	branching direction (downwards, or upwards)

Definition at line 43030 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, SCIP_CALL_ABORT, SCIPhistoryGetAvgInferences(), Scip::stat, and TRUE.

◆ SCIPgetAvgInferenceScore()

SCIP_Real SCIPgetAvgInferenceScore ( SCIP * scip )

gets the average inference score value over all variables

Returns: the average inference score value over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 43048 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, NULL, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetAvgInferences(), Scip::set, Scip::stat, and TRUE.

Referenced by execRelpscost().

◆ SCIPgetAvgInferenceScoreCurrentRun()

SCIP_Real SCIPgetAvgInferenceScoreCurrentRun ( SCIP * scip )

gets the average inference score value over all variables, only using the inference information information of the current run

Returns: the average inference score value over all variables, only using the inference information information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 43073 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, NULL, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetAvgInferences(), Scip::set, Scip::stat, and TRUE.

◆ SCIPgetAvgCutoffs()

SCIP_Real SCIPgetAvgCutoffs	(	SCIP *	scip,
		SCIP_BRANCHDIR	dir
	)

returns the average number of cutoffs found after branching in given direction over all variables

Returns: the average number of cutoffs found after branching in given direction over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
dir	branching direction (downwards, or upwards)

Definition at line 43096 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, SCIP_CALL_ABORT, SCIPhistoryGetAvgCutoffs(), Scip::stat, and TRUE.

◆ SCIPgetAvgCutoffsCurrentRun()

SCIP_Real SCIPgetAvgCutoffsCurrentRun	(	SCIP *	scip,
		SCIP_BRANCHDIR	dir
	)

returns the average number of cutoffs found after branching in given direction over all variables, only using the pseudo cost information of the current run

Returns: the average number of cutoffs found after branching in given direction over all variables, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
dir	branching direction (downwards, or upwards)

Definition at line 43116 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, SCIP_CALL_ABORT, SCIPhistoryGetAvgCutoffs(), Scip::stat, and TRUE.

◆ SCIPgetAvgCutoffScore()

SCIP_Real SCIPgetAvgCutoffScore ( SCIP * scip )

gets the average cutoff score value over all variables

Returns: the average cutoff score value over all variables

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 43134 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, NULL, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetAvgCutoffs(), Scip::set, Scip::stat, and TRUE.

Referenced by execRelpscost().

◆ SCIPgetAvgCutoffScoreCurrentRun()

SCIP_Real SCIPgetAvgCutoffScoreCurrentRun ( SCIP * scip )

gets the average cutoff score value over all variables, only using the pseudo cost information of the current run

Returns: the average cutoff score value over all variables, only using the pseudo cost information of the current run

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 43157 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistorycrun, NULL, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL_ABORT, SCIP_Real, SCIPbranchGetScore(), SCIPhistoryGetAvgCutoffs(), Scip::set, Scip::stat, and TRUE.

◆ SCIPgetDeterministicTime()

SCIP_Real SCIPgetDeterministicTime ( SCIP * scip )

gets deterministic time number of LPs solved so far

Returns: the total number of LPs solved so far

Precondition

This method can be called if SCIP is in one of the following stages:

computes a deterministic measure of time from statistics

Returns: the deterministic time

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 43182 of file scip.c.

References SCIP_Stat::ndualresolvelpiterations, SCIP_Stat::nisstoppedcalls, SCIP_Stat::nnz, SCIP_Stat::nprimalresolvelpiterations, SCIP_Stat::nprobboundchgs, NULL, and Scip::stat.

◆ SCIPprintOrigProblem()

SCIP_RETCODE SCIPprintOrigProblem	(	SCIP *	scip,
		FILE *	file,
		const char *	extension,
		SCIP_Bool	genericnames
	)

outputs original problem to file stream

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
file	output file (or NULL for standard output)
extension	file format (or NULL for default CIP format)
genericnames	using generic variable and constraint names?

Definition at line 43265 of file scip.c.

References checkStage(), FALSE, NULL, Scip::origprob, printProblem(), SCIP_CALL, SCIP_OKAY, SCIP_PLUGINNOTFOUND, SCIP_WRITEERROR, and TRUE.

Referenced by runCircle(), runGastrans(), runString(), SCIP_DECL_DIALOGEXEC(), SCIP_DECL_READERREAD(), SCIP_DECL_READERWRITE(), SCIPwriteOpb(), separateBySolvingAuxIP(), and writeProblem().

◆ SCIPprintTransProblem()

SCIP_RETCODE SCIPprintTransProblem	(	SCIP *	scip,
		FILE *	file,
		const char *	extension,
		SCIP_Bool	genericnames
	)

outputs transformed problem of the current node to file stream

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
file	output file (or NULL for standard output)
extension	file format (or NULL for default CIP format)
genericnames	using generic variable and constraint names?

Definition at line 43309 of file scip.c.

References checkStage(), FALSE, NULL, printProblem(), SCIP_CALL, SCIP_OKAY, SCIP_PLUGINNOTFOUND, SCIP_WRITEERROR, Scip::transprob, and TRUE.

Referenced by SCIP_DECL_DIALOGEXEC(), SCIP_DECL_READERWRITE(), SCIPwriteOpb(), and writeProblem().

◆ SCIPprintStatistics()

SCIP_RETCODE SCIPprintStatistics	(	SCIP *	scip,
		FILE *	file
	)

outputs solving statistics

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Note: If limits have been changed between the solution and the call to this function, the status is recomputed and thus may to correspond to the original status.

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
file	output file (or NULL for standard output)

Definition at line 44425 of file scip.c.

References checkStage(), FALSE, Scip::messagehdlr, Scip::origprob, printBranchruleStatistics(), printCompressionStatistics(), printConcsolverStatistics(), printConflictStatistics(), printConstraintStatistics(), printConstraintTimingStatistics(), printHeuristicStatistics(), printLPStatistics(), printNLPStatistics(), printPresolverStatistics(), printPricerStatistics(), printPropagatorStatistics(), printRelaxatorStatistics(), printRootStatistics(), printSeparatorStatistics(), printSolutionStatistics(), printTimingStatistics(), printTreeStatistics(), SCIP_CALL, SCIP_INVALIDCALL, SCIP_OKAY, SCIP_STAGE_EXITPRESOLVE, SCIP_STAGE_INIT, SCIP_STAGE_INITPRESOLVE, SCIP_STAGE_PRESOLVED, SCIP_STAGE_PRESOLVING, SCIP_STAGE_PROBLEM, SCIP_STAGE_SOLVED, SCIP_STAGE_SOLVING, SCIP_STAGE_TRANSFORMED, SCIPerrorMessage, SCIPmessageFPrintInfo(), SCIPprintStage(), SCIPprobPrintStatistics(), Scip::set, SCIP_Set::stage, Scip::transprob, and TRUE.

Referenced by applyCompletesol(), applyOfins(), applyRepair(), applyVbounds(), fromCommandLine(), SCIP_DECL_DIALOGEXEC(), SCIP_DECL_HEUREXEC(), SCIPapplyProximity(), SCIPapplyRens(), SCIPapplyZeroobj(), solveSubproblem(), and solveSubscip().

◆ SCIPprintReoptStatistics()

SCIP_RETCODE SCIPprintReoptStatistics	(	SCIP *	scip,
		FILE *	file
	)

outputs reoptimization statistics

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
file	output file (or NULL for standard output)

Definition at line 44535 of file scip.c.

References checkStage(), FALSE, Scip::messagehdlr, SCIP_Stat::nreoptruns, SCIP_Stat::presolvingtimeoverall, Scip::reopt, SCIP_Set::reopt_enable, SCIP_Stat::reoptupdatetime, SCIP_CALL, SCIP_OKAY, SCIP_Real, SCIPclockGetTime(), SCIPmessageFPrintInfo(), SCIPreoptGetFirstRestarts(), SCIPreoptGetLastRestarts(), SCIPreoptGetNRestartsGlobal(), SCIPreoptGetNTotalCutoffReoptnodes(), SCIPreoptGetNTotalFeasNodes(), SCIPreoptGetNTotalInfNodes(), SCIPreoptGetNTotalPrunedNodes(), SCIPreoptGetNTotalRestartsLocal(), SCIPreoptGetSavingtime(), Scip::set, SCIP_Stat::solvingtimeoverall, Scip::stat, and TRUE.

Referenced by SCIP_DECL_DIALOGEXEC().

◆ SCIPprintBranchingStatistics()

SCIP_RETCODE SCIPprintBranchingStatistics	(	SCIP *	scip,
		FILE *	file
	)

outputs history statistics about branchings on variables

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure
file	output file (or NULL for standard output)

Definition at line 44597 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::glbhistory, Scip::messagehdlr, SCIP_Prob::nvars, SCIP_BRANCHDIR_DOWNWARDS, SCIP_BRANCHDIR_UPWARDS, SCIP_CALL, SCIP_INVALIDCALL, SCIP_OKAY, SCIP_Real, SCIP_STAGE_EXITPRESOLVE, SCIP_STAGE_INIT, SCIP_STAGE_INITPRESOLVE, SCIP_STAGE_PRESOLVED, SCIP_STAGE_PRESOLVING, SCIP_STAGE_PROBLEM, SCIP_STAGE_SOLVED, SCIP_STAGE_SOLVING, SCIP_STAGE_TRANSFORMED, SCIPallocBufferArray, SCIPerrorMessage, SCIPfreeBufferArray, SCIPgetVarNStrongbranchs(), SCIPhistoryGetCutoffSum(), SCIPhistoryGetInferenceSum(), SCIPhistoryGetNBranchings(), SCIPhistoryGetPseudocost(), SCIPhistoryGetPseudocostCount(), SCIPhistoryGetPseudocostVariance(), SCIPmessageFPrintInfo(), SCIPvarGetAvgBranchdepth(), SCIPvarGetAvgCutoffs(), SCIPvarGetAvgInferences(), SCIPvarGetBranchFactor(), SCIPvarGetBranchPriority(), SCIPvarGetName(), SCIPvarGetNBranchings(), SCIPvarGetNLocksDown(), SCIPvarGetNLocksUp(), SCIPvarGetPseudocost(), SCIPvarGetPseudocostCount(), SCIPvarGetPseudocostVariance(), Scip::set, SCIP_Set::stage, Scip::stat, Scip::transprob, TRUE, and SCIP_Prob::vars.

Referenced by SCIP_DECL_DIALOGEXEC().

◆ SCIPprintDisplayLine()

SCIP_RETCODE SCIPprintDisplayLine	(	SCIP *	scip,
		FILE *	file,
		SCIP_VERBLEVEL	verblevel,
		SCIP_Bool	endline
	)

outputs node information display line

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Precondition

This method can be called if SCIP is in one of the following stages:

SCIP_STAGE_SOLVING

Parameters

scip	SCIP data structure
file	output file (or NULL for standard output)
verblevel	minimal verbosity level to actually display the information line
endline	should the line be terminated with a newline symbol?

Definition at line 44712 of file scip.c.

References checkStage(), SCIP_Set::disp_verblevel, FALSE, Scip::messagehdlr, SCIP_CALL, SCIP_OKAY, SCIPdispPrintLine(), Scip::set, Scip::stat, and TRUE.

Referenced by SCIPselectVarPseudoStrongBranching(), SCIPselectVarStrongBranching(), SCIPsyncstoreFinishSync(), and solveComponent().

◆ SCIPgetNImplications()

int SCIPgetNImplications ( SCIP * scip )

gets total number of implications between variables that are stored in the implication graph

Returns: the total number of implications between variables that are stored in the implication graph

Precondition

This method can be called if SCIP is in one of the following stages:

Parameters

scip	SCIP data structure

Definition at line 44742 of file scip.c.

References checkStage(), FALSE, SCIP_Stat::nimplications, SCIP_CALL_ABORT, Scip::stat, and TRUE.

Referenced by removeConstraintsDueToNegCliques(), SCIP_DECL_SEPAEXECLP(), SCIPcalcCliquePartition(), and shortenConss().

◆ SCIPwriteImplicationConflictGraph()

SCIP_RETCODE SCIPwriteImplicationConflictGraph	(	SCIP *	scip,
		const char *	filename
	)

stores conflict graph of binary variables' implications into a file, which can be used as input for the DOT tool

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Precondition

This method can be called if SCIP is in one of the following stages:

Deprecated:: because binary implications are now stored as cliques

stores conflict graph of binary variables' implications into a file, which can be used as input for the DOT tool

Returns: SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See SCIP_RETCODE for a complete list of error codes.

Precondition

This method can be called if SCIP is in one of the following stages:

Deprecated:: because binary implications are now stored as cliques, please use SCIPwriteCliqueGraph() instead

Parameters

scip	SCIP data structure
filename	file name, or NULL for stdout

Definition at line 44770 of file scip.c.

References SCIP_OKAY, and SCIPwarningMessage().

◆ SCIPstoreSolutionGap()

void SCIPstoreSolutionGap ( SCIP * scip )

update statistical information when a new solution was found

Parameters

scip	SCIP data structure

Definition at line 44781 of file scip.c.

References SCIP_Stat::firstsolgap, getDualbound(), getPrimalbound(), SCIP_Stat::lastsolgap, MIN, SCIP_Set::misc_calcintegral, SCIP_Primal::nsols, Scip::origprob, Scip::primal, REALABS, SCIP_Real, SCIP_STAGE_SOLVING, SCIPgetLowerbound(), SCIPgetUpperbound(), SCIPsetInfinity(), SCIPsetIsEQ(), SCIPsetIsInfinity(), SCIPsetIsZero(), SCIPstatUpdatePrimalDualIntegral(), Scip::set, SCIP_Set::stage, Scip::stat, and Scip::transprob.

Referenced by addCurrentSolution(), SCIPaddCurrentSol(), SCIPaddSol(), SCIPaddSolFree(), SCIPtransformProb(), SCIPtryCurrentSol(), SCIPtrySol(), SCIPtrySolFree(), solveNode(), and solveNodeLP().

SCIP

Detailed Description

Functions

Function Documentation

◆ SCIPgetNRuns()

◆ SCIPgetNReoptRuns()

◆ SCIPaddNNodes()

◆ SCIPgetNNodes()

◆ SCIPgetNTotalNodes()

◆ SCIPgetNFeasibleLeaves()

◆ SCIPgetNInfeasibleLeaves()

◆ SCIPgetNObjlimLeaves()

◆ SCIPgetNDelayedCutoffs()

◆ SCIPgetNLPs()

◆ SCIPgetNLPIterations()

◆ SCIPgetNNZs()

◆ SCIPgetNRootLPIterations()

◆ SCIPgetNRootFirstLPIterations()

◆ SCIPgetNPrimalLPs()

◆ SCIPgetNPrimalLPIterations()

◆ SCIPgetNDualLPs()

◆ SCIPgetNDualLPIterations()

◆ SCIPgetNBarrierLPs()

◆ SCIPgetNBarrierLPIterations()

◆ SCIPgetNResolveLPs()

◆ SCIPgetNResolveLPIterations()

◆ SCIPgetNPrimalResolveLPs()

◆ SCIPgetNPrimalResolveLPIterations()

◆ SCIPgetNDualResolveLPs()

◆ SCIPgetNDualResolveLPIterations()

◆ SCIPgetNNodeLPs()

◆ SCIPgetNNodeLPIterations()

◆ SCIPgetNNodeInitLPs()

◆ SCIPgetNNodeInitLPIterations()

◆ SCIPgetNDivingLPs()

◆ SCIPgetNDivingLPIterations()

◆ SCIPgetNStrongbranchs()

◆ SCIPgetNStrongbranchLPIterations()

◆ SCIPgetNRootStrongbranchs()

◆ SCIPgetNRootStrongbranchLPIterations()

◆ SCIPgetNPriceRounds()

◆ SCIPgetNPricevars()

◆ SCIPgetNPricevarsFound()

◆ SCIPgetNPricevarsApplied()

◆ SCIPgetNSepaRounds()

◆ SCIPgetNCutsFound()

◆ SCIPgetNCutsFoundRound()

◆ SCIPgetNCutsApplied()

◆ SCIPgetNConflictConssFound()

◆ SCIPgetNConflictConssFoundNode()

◆ SCIPgetNConflictConssApplied()

◆ SCIPgetMaxDepth()

◆ SCIPgetMaxTotalDepth()

◆ SCIPgetNBacktracks()

◆ SCIPgetNActiveConss()

◆ SCIPgetNEnabledConss()

◆ SCIPgetAvgDualbound()

◆ SCIPgetAvgLowerbound()

◆ SCIPgetDualbound()

◆ SCIPgetLowerbound()

◆ SCIPgetDualboundRoot()

◆ SCIPgetLowerboundRoot()

◆ SCIPgetFirstLPDualboundRoot()

◆ SCIPgetFirstLPLowerboundRoot()

◆ SCIPgetFirstPrimalBound()

◆ SCIPgetPrimalbound()

◆ SCIPgetUpperbound()

◆ SCIPgetCutoffbound()

◆ SCIPupdateCutoffbound()

◆ SCIPisPrimalboundSol()

◆ SCIPgetGap()

◆ SCIPgetTransGap()

◆ SCIPgetNSolsFound()

◆ SCIPgetNLimSolsFound()

◆ SCIPgetNBestSolsFound()

◆ SCIPgetAvgPseudocost()

◆ SCIPgetAvgPseudocostCurrentRun()

◆ SCIPgetAvgPseudocostCount()

◆ SCIPgetAvgPseudocostCountCurrentRun()

◆ SCIPgetPseudocostCount()