org.lsmp.djep.djep

Class Diff

java.lang.Object

org.nfunk.jep.function.PostfixMathCommand

org.lsmp.djep.djep.Diff

All Implemented Interfaces:

CommandVisitorI, PostfixMathCommandI

public class Diff
extends PostfixMathCommand
implements CommandVisitorI

The diff(f,x) operator.

Field Summary

Fields inherited from class org.nfunk.jep.function.PostfixMathCommand

curNumberOfParameters, numberOfParameters

Constructor Summary

Constructors

Constructor and Description
Diff()

Method Summary

Modifier and Type	Method and Description
Node	process(Node node, Node[] children, XJep xjep) Process the differentiation specified by node.
void	run(Stack inStack) Should never be evaluated!

Methods inherited from class org.nfunk.jep.function.PostfixMathCommand

checkNumberOfParameters, checkStack, getNumberOfParameters, setCurNumberOfParameters

Methods inherited from class java.lang.Object

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

Constructor Detail

Diff

public Diff()

Method Detail

run

public void run(Stack inStack)
         throws ParseException

Should never be evaluated!

Specified by:

run in interface PostfixMathCommandI

Overrides:

run in class PostfixMathCommand

Throws:

ParseException - if called by evaluator.

process

public Node process(Node node,
                    Node[] children,
                    XJep xjep)
             throws ParseException

Process the differentiation specified by node. Defines process in

Specified by:

process in interface CommandVisitorI

Parameters:

node - top node of the tree

children - the children of the node after they have been preprocessed.

xjep - a reference to the current XJep interface.

Returns:

top node of the results.

Throws:

ParseException - exception

See Also:

CommandVisitorI