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

VarNode(java.lang.String name, boolean negate)

Method Summary

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 Detail

VarNode

public VarNode(java.lang.String name,
               boolean negate)

Method Detail

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