Package com.singularsys.jep.functions

Class Arg

java.lang.Object

com.singularsys.jep.functions.PostfixMathCommand

com.singularsys.jep.functions.UnaryFunction

com.singularsys.jep.functions.Arg

All Implemented Interfaces:

PostfixMathCommandI, Serializable

public class Arg
extends UnaryFunction

Argument of a complex number

Author:

Rich Morris Created on 20-Nov-2003

See Also:

• Serialized Form

Field Summary

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

curNumberOfParameters, name, NaN, numberOfParameters

Constructor Summary

Constructors

Constructor	Description
Arg()

Method Summary

Modifier and Type	Method	Description
Object	eval(Object param)	Evaluate the function

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

instanceOf, instanceOf, run

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

asArray, asBool, asDouble, asInt, asLong, asStrictInt, asString, checkNumberOfParameters, getName, getNumberOfParameters, setCurNumberOfParameters, setName, toString, toString

Methods inherited from class java.lang.Object

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

Constructor Details

Arg

public Arg()

Method Details

eval

public Object eval(Object param)
            throws EvaluationException

Description copied from class: UnaryFunction

Evaluate the function

Specified by:

eval in class UnaryFunction

Parameters:

param - the single argument passed in

Returns:

the result of the function

Throws:

EvaluationException