Package dev.yushen.wrapperapi.gurobi.expression

Class LinearExpression

java.lang.Object

dev.yushen.wrapperapi.gurobi.expression.LinearExpression

All Implemented Interfaces:

Expression

Direct Known Subclasses:

QuadraticExpression

public class LinearExpression
extends java.lang.Object
implements Expression

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.ArrayList<java.lang.Double>	coefficients
protected double	constant
protected java.util.ArrayList<Variable>	variables

Constructor Summary

Constructors

Constructor	Description
LinearExpression()
LinearExpression(double constant)
LinearExpression(Variable variable)
LinearExpression(java.lang.Double coefficient, Variable variable)

Method Summary

Modifier and Type	Method	Description
LinearExpression	add(double constant)
LinearExpression	add(LinearExpression lx)
QuadraticExpression	add(QuadraticExpression qx)
LinearExpression	add(Variable variable)
java.util.ArrayList<java.lang.Double>	getCoefficients()
double	getConstant()
java.util.ArrayList<Variable>	getVariables()
LinearExpression	mul(double coefficient)
QuadraticExpression	mul(Variable variable)
LinearExpression	sub(double constant)
LinearExpression	sub(LinearExpression lx)
QuadraticExpression	sub(QuadraticExpression qx)
LinearExpression	sub(Variable variable)
gurobi.GRBLinExpr	toGRBLinExpr()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Details

variables

protected java.util.ArrayList<Variable> variables

coefficients

protected java.util.ArrayList<java.lang.Double> coefficients

constant

protected double constant

Constructor Details

LinearExpression

public LinearExpression()

LinearExpression

public LinearExpression(Variable variable)

LinearExpression

public LinearExpression(double constant)

LinearExpression

public LinearExpression(java.lang.Double coefficient,
Variable variable)

Method Details

add

public LinearExpression add(LinearExpression lx)

add

public QuadraticExpression add(QuadraticExpression qx)

add

public LinearExpression add(double constant)

add

public LinearExpression add(Variable variable)

sub

public LinearExpression sub(LinearExpression lx)

sub

public LinearExpression sub(Variable variable)

sub

public LinearExpression sub(double constant)

sub

public QuadraticExpression sub(QuadraticExpression qx)

mul

public QuadraticExpression mul(Variable variable)

mul

public LinearExpression mul(double coefficient)

toGRBLinExpr

public gurobi.GRBLinExpr toGRBLinExpr()

getVariables

public java.util.ArrayList<Variable> getVariables()

Specified by:

getVariables in interface Expression

getCoefficients

public java.util.ArrayList<java.lang.Double> getCoefficients()

Specified by:

getCoefficients in interface Expression

getConstant

public double getConstant()

Specified by:

getConstant in interface Expression

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object