Package com.graphbuilder.math

Class VarNode

java.lang.Object

com.graphbuilder.math.Expression

com.graphbuilder.math.TermNode

com.graphbuilder.math.VarNode

public class VarNode
extends TermNode

A node of an expression tree that represents a variable. A VarNode cannot have any children.

Field Summary

Fields inherited from class com.graphbuilder.math.TermNode

name, negate

Fields inherited from class com.graphbuilder.math.Expression

parent

Constructor Summary

Constructors

Constructor	Description
VarNode(String name, boolean negate)

Method Summary

Modifier and Type	Method	Description
double	eval(VarMap v, FuncMap f)	Returns the value associated with the variable name in the VarMap.

Methods inherited from class com.graphbuilder.math.TermNode

getName, getNegate, setName, setNegate

Methods inherited from class com.graphbuilder.math.Expression

checkBeforeAccept, getFunctionNames, getParent, getVariableNames, isDescendent, toString

Methods inherited from class java.lang.Object

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

Constructor Details

VarNode

public VarNode(String name,
 boolean negate)

Method Details

eval

public double eval(VarMap v,
 FuncMap f)

Returns the value associated with the variable name in the VarMap.

Specified by:

eval in class Expression