com.singularsys.extensions.rewrite

Class ExpandBrackets

java.lang.Object

com.singularsys.extensions.rewrite.AbstractRewrite

com.singularsys.extensions.rewrite.ExpandBrackets

All Implemented Interfaces:

RewriteRuleI, JepComponent, java.io.Serializable

public class ExpandBrackets
extends AbstractRewrite

A rule which expands brackets (a+b)*(c+d) -> a*c+a*d+b*c+b*d

See Also:

Serialized Form

Field Summary

Fields inherited from class com.singularsys.extensions.rewrite.AbstractRewrite

dcv, nf, opSet, tu, xj

Constructor Summary

Constructors

Constructor and Description
ExpandBrackets()

Method Summary

Modifier and Type	Method and Description
Node	apply(ASTFunNode node, Node[] children) Rewrites the node
boolean	test(ASTFunNode node, Node[] children) TODO cope with a * uminus(x+x)

Methods inherited from class com.singularsys.extensions.rewrite.AbstractRewrite

getLightWeightInstance, init

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpandBrackets

public ExpandBrackets()

Method Detail

test

public boolean test(ASTFunNode node,
                    Node[] children)

TODO cope with a * uminus(x+x)

apply

public Node apply(ASTFunNode node,
                  Node[] children)
           throws ParseException

Description copied from interface: RewriteRuleI

Rewrites the node

Throws:

ParseException