Package com.singularsys.jep.functions

Class UMinus

java.lang.Object

com.singularsys.jep.functions.PostfixMathCommand

com.singularsys.jep.functions.UnaryFunction

com.singularsys.jep.functions.UMinus

All Implemented Interfaces:

PostfixMathCommandI, RealUnaryFunction, java.io.Serializable

Direct Known Subclasses:

BigDecNegate

public class UMinus
extends UnaryFunction
implements RealUnaryFunction

See Also:

Serialized Form

Field Summary

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

curNumberOfParameters, name, NaN, numberOfParameters

Constructor Summary

Constructors

Constructor	Description
UMinus()

Method Summary

Modifier and Type	Method	Description
java.lang.Object	eval(java.lang.Object arg)
double	evaluate(double val)
java.lang.Object	umin(java.lang.Object param)

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 Detail

UMinus

public UMinus()

Method Detail

eval

public java.lang.Object eval(java.lang.Object arg)
                      throws EvaluationException

Specified by:

eval in class UnaryFunction

Throws:

EvaluationException

umin

public java.lang.Object umin(java.lang.Object param)
                      throws EvaluationException

Throws:

EvaluationException

evaluate

public double evaluate(double val)

Specified by:

evaluate in interface RealUnaryFunction