net.sourceforge.combean.mathprog.lp
Class DoubleLPVariable

java.lang.Object
  net.sourceforge.combean.mathprog.lp.DoubleLPVariable

All Implemented Interfaces:

NamedObject, LPVariable

public class DoubleLPVariable
extends Object
implements LPVariable

A linear variable with representation based on plain Java doubles.

Constructor Summary

DoubleLPVariable(double coeff)
Constructor for an unbounded variable.

DoubleLPVariable(double coeff, double lowerBound, double upperBound)
Constructor for a bounded variable

DoubleLPVariable(String name, double coeff)
Constructor for an unbounded variable.

DoubleLPVariable(String name, double coeff, double lowerBound, double upperBound)
Constructor for a bounded variable

Method Summary

double	getCoeff() Get coefficient of the variable.
double	getLowerBound() Get lower bound of interval of admissible values for variable.
String	getName()
double	getUpperBound() Get upper bound of interval of admissible values for variable.
void	setName(String name)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleLPVariable

public DoubleLPVariable(double coeff)

Constructor for an unbounded variable.

Parameters:

coeff - the coefficient in the objective function.

DoubleLPVariable

public DoubleLPVariable(double coeff,
                        double lowerBound,
                        double upperBound)

Constructor for a bounded variable

Parameters:

coeff - the coefficient in the objective function.

lowerBound - the lower bound of the variable

upperBound - the upper bound of the variable

DoubleLPVariable

public DoubleLPVariable(String name,
                        double coeff)

Constructor for an unbounded variable.

Parameters:

name - the name of the variable.

coeff - the coefficient in the objective function.

DoubleLPVariable

public DoubleLPVariable(String name,
                        double coeff,
                        double lowerBound,
                        double upperBound)

Constructor for a bounded variable

Parameters:

name - the name of the variable.

coeff - the coefficient in the objective function.

lowerBound - the lower bound of the variable

upperBound - the upper bound of the variable

Method Detail

getCoeff

public double getCoeff()

Description copied from interface: LPVariable

Get coefficient of the variable.

Specified by:

getCoeff in interface LPVariable

Returns:

coefficient of the variable.

getLowerBound

public double getLowerBound()

Description copied from interface: LPVariable

Get lower bound of interval of admissible values for variable.

Specified by:

getLowerBound in interface LPVariable

Returns:

lower bound of box constraint.

getUpperBound

public double getUpperBound()

Description copied from interface: LPVariable

Get upper bound of interval of admissible values for variable.

Specified by:

getUpperBound in interface LPVariable

Returns:

upper bound of box constraint.

getName

public String getName()

Specified by:

getName in interface NamedObject

Returns:

the name of the object.

setName

public void setName(String name)

Parameters:

name - The name to set.

toString

public String toString()

Overrides:

toString in class Object