com.singularsys.jep.functions
Class ArcTangent2

java.lang.Object
  com.singularsys.jep.functions.PostfixMathCommand
      com.singularsys.jep.functions.ArcTangent2

All Implemented Interfaces:

PostfixMathCommandI, RealBinaryFunction, java.io.Serializable

public class ArcTangent2
extends PostfixMathCommand
implements RealBinaryFunction

atan2(y, x) Returns the angle whose tangent is y/x.

Author:

nathan

See Also:

Serialized Form

Field Summary

Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand

curNumberOfParameters, numberOfParameters

Constructor Summary

ArcTangent2()

Method Summary

double	evaluate(double l, double r)
void	run(java.util.Stack<java.lang.Object> inStack) Run the function on the stack.

Methods inherited from class com.singularsys.jep.functions.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

ArcTangent2

public ArcTangent2()

Method Detail

run

public void run(java.util.Stack<java.lang.Object> inStack)
         throws EvaluationException

Description copied from interface: PostfixMathCommandI

Run the function on the stack. Pops the arguments from the stack, and pushes the result on the top of the stack.

Specified by:

run in interface PostfixMathCommandI

Throws:

EvaluationException

evaluate

public double evaluate(double l,
                       double r)

Specified by:

evaluate in interface RealBinaryFunction