org.sat4j.pb.constraints.pb

Class ConflictMapSwitchToClause

java.lang.Object

org.sat4j.pb.constraints.pb.MapPb

org.sat4j.pb.constraints.pb.ConflictMap

org.sat4j.pb.constraints.pb.ConflictMapSwitchToClause

All Implemented Interfaces:

IConflict, IDataStructurePB

public final class ConflictMapSwitchToClause
extends ConflictMap

Field Summary

Fields inherited from class org.sat4j.pb.constraints.pb.ConflictMap

byLevel, coefMult, coefMultCons, currentLevel, currentSlack, hasBeenReduced, numberOfReductions, preProcess, sumAllCoefs

Fields inherited from class org.sat4j.pb.constraints.pb.MapPb

assertiveLiteral, autoDivisionStrategy, degree, weightedLits

Fields inherited from interface org.sat4j.pb.constraints.pb.IDataStructurePB

TAUTOLOGY

Constructor Summary

Constructors

Constructor and Description
ConflictMapSwitchToClause(PBConstr cpb, int level)
ConflictMapSwitchToClause(PBConstr cpb, int level, boolean noRemove, SkipStrategy skip, PBSolverStats stats)

Method Summary

Modifier and Type	Method and Description
static int	getUpperBound()
protected BigInteger	reduceUntilConflict(int litImplied, int ind, BigInteger[] reducedCoefs, BigInteger degreeReduced, IWatchPb wpb) reduces the constraint defined by wpb until the result of the cutting plane is a conflict. this reduction returns either a clause if .
static void	setUpperBound(int upperBound)

Methods inherited from class org.sat4j.pb.constraints.pb.ConflictMap

createConflict, factory, getBacktrackLevel, getNumberOfReductions, hasBeenReduced, isAssertive, isUnsat, oldGetBacktrackLevel, oldIsAssertive, possConstraint, postProcess, ppcm, preProcess, reduceInConstraint, resolve, saturation, setDecisionLevel, slackConflict, slackIsCorrect, toString, undoOne, updateSlack

Methods inherited from class org.sat4j.pb.constraints.pb.MapPb

buildConstraintFromConflict, buildConstraintFromMapPb, cuttingPlane, cuttingPlane, cuttingPlane, cuttingPlane, getAssertiveLiteral, getCardDegree, getDegree, getNumberOfCuttingPlanesCardinalities, isCardinality, isLongSufficient, reduceCoeffsByGCD, reduceCoeffsByPower2, saturation, size

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.sat4j.pb.constraints.pb.IDataStructurePB

buildConstraintFromConflict, buildConstraintFromMapPb, cuttingPlane, cuttingPlane, cuttingPlane, cuttingPlane, getAssertiveLiteral, getCardDegree, getDegree, isCardinality, isLongSufficient, reduceCoeffsByPower2, saturation, size

Constructor Detail

ConflictMapSwitchToClause

public ConflictMapSwitchToClause(PBConstr cpb,
                                 int level)

ConflictMapSwitchToClause

public ConflictMapSwitchToClause(PBConstr cpb,
                                 int level,
                                 boolean noRemove,
                                 SkipStrategy skip,
                                 PBSolverStats stats)

Method Detail

reduceUntilConflict

protected BigInteger reduceUntilConflict(int litImplied,
                                         int ind,
                                         BigInteger[] reducedCoefs,
                                         BigInteger degreeReduced,
                                         IWatchPb wpb)

reduces the constraint defined by wpb until the result of the cutting plane is a conflict. this reduction returns either a clause if .

Overrides:

reduceUntilConflict in class ConflictMap

Parameters:

litImplied -

ind -

reducedCoefs -

wpb -

Returns:

BigInteger.ONE

getUpperBound

public static int getUpperBound()

setUpperBound

public static void setUpperBound(int upperBound)