org.lsmp.djep.sjep

Class POperator

java.lang.Object

org.lsmp.djep.sjep.AbstractPNode

org.lsmp.djep.sjep.POperator

All Implemented Interfaces:

PNodeI

public class POperator
extends AbstractPNode

Represents an operator.

Author:

Rich Morris Created on 16-Dec-2004

Field Summary

Fields inherited from class org.lsmp.djep.sjep.AbstractPNode

pc

Constructor Summary

Constructors

Constructor and Description
POperator(PolynomialCreator pc, XOperator op, PNodeI[] args)

Method Summary

Methods

Modifier and Type	Method and Description
int	compareTo(POperator fun) this < arg ---> -1 this > arg ---> 1
boolean	equals(PNodeI node) True is nodes represent the same parse trees
PNodeI	expand() complete expansion. (1+x)^2 --> 1+2*x+x^2
Node	toNode() Converts the node to standard JEP format.
java.lang.String	toString() Produces a string representation of the argument.

Methods inherited from class org.lsmp.djep.sjep.AbstractPNode

add, compareTo, div, invert, isOne, isZero, mul, negate, pow, sub

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.lsmp.djep.sjep.PNodeI

equals

Constructor Detail

POperator

public POperator(PolynomialCreator pc,
         XOperator op,
         PNodeI[] args)

Method Detail

equals

public boolean equals(PNodeI node)

Description copied from interface: PNodeI

True is nodes represent the same parse trees

Specified by:

equals in interface PNodeI

Overrides:

equals in class AbstractPNode

compareTo

public int compareTo(POperator fun)

this < arg ---> -1 this > arg ---> 1

toString

public java.lang.String toString()

Description copied from interface: PNodeI

Produces a string representation of the argument.

Specified by:

toString in interface PNodeI

Overrides:

toString in class java.lang.Object

toNode

public Node toNode()
            throws ParseException

Description copied from interface: PNodeI

Converts the node to standard JEP format.

Throws:

ParseException

expand

public PNodeI expand()
              throws ParseException

Description copied from interface: PNodeI

complete expansion. (1+x)^2 --> 1+2*x+x^2

Throws:

ParseException