org.ojalgo.optimisation
Class Expression

java.lang.Object
  org.ojalgo.optimisation.ModelEntity
      org.ojalgo.optimisation.Expression

All Implemented Interfaces:

Comparable<Objective>, Function<BigDecimal>, MultiaryFunction<BigDecimal>, Constraint, Objective

public final class Expression
extends ModelEntity
implements MultiaryFunction<BigDecimal>

Expression

Author:

apete

Method Summary

int	dim()
BigDecimal	getConstant()
LinearFunction<BigDecimal>	getLinear()
BigDecimal	getLinearFactor(int aVar)
QuadraticFunction<BigDecimal>	getQuadratic()
BigDecimal	getQuadraticFactor(int aVar1, int aVar2)
boolean	hasConstant()
boolean	hasLinear()
boolean	hasQuadratic()
BigDecimal	invoke(Array1Dim<BigDecimal> anArg)
BigDecimal	invoke(BigDecimal[] anArg)
BigDecimal	invoke(double[] anArg)
BigDecimal	invoke(List<BigDecimal> anArg)
void	setConstant(BigDecimal aValue)
void	setLinearFactor(int aVar, BigDecimal aValue)
void	setQuadraticFactor(int aVar1, int aVar2, BigDecimal aValue)
boolean	validate(List<BigDecimal> anArray)

Methods inherited from class org.ojalgo.optimisation.ModelEntity

compareTo, equals, getContribution, getCost, getLowerLimit, getName, getUpperLimit, hashCode, isConstraint, isEqualityConstraint, isLowerConstraint, isObjective, isUpperConstraint, setContribution, setCost, setLowerLimit, setUpperLimit, toString, validate

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Method Detail

dim

public int dim()

Specified by:

dim in interface MultiaryFunction<BigDecimal>

getConstant

public BigDecimal getConstant()

getLinear

public LinearFunction<BigDecimal> getLinear()

getLinearFactor

public BigDecimal getLinearFactor(int aVar)

getQuadratic

public QuadraticFunction<BigDecimal> getQuadratic()

getQuadraticFactor

public BigDecimal getQuadraticFactor(int aVar1,
                                     int aVar2)

hasConstant

public boolean hasConstant()

hasLinear

public boolean hasLinear()

hasQuadratic

public boolean hasQuadratic()

invoke

public BigDecimal invoke(Array1Dim<BigDecimal> anArg)

Specified by:

invoke in interface MultiaryFunction<BigDecimal>

invoke

public BigDecimal invoke(BigDecimal[] anArg)

Specified by:

invoke in interface MultiaryFunction<BigDecimal>

invoke

public BigDecimal invoke(double[] anArg)

Specified by:

invoke in interface MultiaryFunction<BigDecimal>

invoke

public BigDecimal invoke(List<BigDecimal> anArg)

Specified by:

invoke in interface MultiaryFunction<BigDecimal>

setConstant

public void setConstant(BigDecimal aValue)

setLinearFactor

public void setLinearFactor(int aVar,
                            BigDecimal aValue)

setQuadraticFactor

public void setQuadraticFactor(int aVar1,
                               int aVar2,
                               BigDecimal aValue)

validate

public boolean validate(List<BigDecimal> anArray)