org.jscience.mathematics.analysis.expressions
Class Variable

java.lang.Object
  org.jscience.mathematics.analysis.expressions.DataExpression
      org.jscience.mathematics.analysis.expressions.NamedDataExpression
          org.jscience.mathematics.analysis.expressions.Variable

All Implemented Interfaces:

java.io.Serializable, Expression, NumericalDifferentiable, JavaExpressible, Named, XMLExpressible

public class Variable
extends NamedDataExpression

Class representing a Variable object.

See Also:

Expression, NamedDataExpression, Parameter, Constant, Serialized Form

Field Summary

Fields inherited from class org.jscience.mathematics.analysis.expressions.NamedDataExpression

name

Fields inherited from class org.jscience.mathematics.analysis.expressions.DataExpression

value

Constructor Summary

Variable(java.lang.String name)
Creates a Variable object.

Variable(java.lang.String name, double x)
Creates a Variable object.

Method Summary

java.lang.Object	clone() DOCUMENT ME!
boolean	equals(java.lang.Object e) DOCUMENT ME!
Expression	optimize() DOCUMENT ME!
Expression	replace(Expression a, Expression b) DOCUMENT ME!
java.lang.String	toTaylorMap() DOCUMENT ME!
java.lang.String	toXML() DOCUMENT ME!

Methods inherited from class org.jscience.mathematics.analysis.expressions.NamedDataExpression

diff, getName, numDiff, numEval, resetNumDiff, resetNumEval, setIndex, setName, setNumberOfIndependents, setValue, toJava, toString

Methods inherited from class org.jscience.mathematics.analysis.expressions.DataExpression

contains, eval, factor, getElements, isDifferentiable, isExpandable, isolate, isolate

Methods inherited from class java.lang.Object

finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Variable

public Variable(java.lang.String name,
                double x)

Creates a Variable object.

Parameters:

name - The name the Variable object should be characterized by.

x - The value the Variable object should have if evaluated.

Since:

1.0

Variable

public Variable(java.lang.String name)

Creates a Variable object.

Parameters:

name - The name the Variable object should be characterized by.

Since:

1.0

Method Detail

optimize

public Expression optimize()

DOCUMENT ME!

Returns:

DOCUMENT ME!

replace

public Expression replace(Expression a,
                          Expression b)

DOCUMENT ME!

Parameters:

a - DOCUMENT ME!

b - DOCUMENT ME!

Returns:

DOCUMENT ME!

equals

public boolean equals(java.lang.Object e)

DOCUMENT ME!

Overrides:

equals in class java.lang.Object

Parameters:

e - DOCUMENT ME!

Returns:

DOCUMENT ME!

clone

public java.lang.Object clone()

DOCUMENT ME!

Overrides:

clone in class java.lang.Object

Returns:

DOCUMENT ME!

toTaylorMap

public java.lang.String toTaylorMap()

DOCUMENT ME!

Returns:

DOCUMENT ME!

toXML

public java.lang.String toXML()

DOCUMENT ME!

Returns:

DOCUMENT ME!