Package com.singularsys.jep.functions

Class Secant

java.lang.Object

com.singularsys.jep.functions.PostfixMathCommand

com.singularsys.jep.functions.UnaryFunction

com.singularsys.jep.functions.Secant

All Implemented Interfaces:

PostfixMathCommandI, RealUnaryFunction, Serializable

public class Secant
extends UnaryFunction
implements RealUnaryFunction

The secant function. sec(x)=1/cos(x).

Since:

3.3

Author:

Richard Morris

See Also:

• Serialized Form

Field Summary

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

curNumberOfParameters, name, NaN, numberOfParameters

Constructor Summary

Constructors

Constructor	Description
Secant()

Method Summary

Modifier and Type	Method	Description
Object	eval(Object arg)	Evaluate the function
double	evaluate(double val)
Object	sec(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 Details

Secant

public Secant()

Method Details

eval

public Object eval(Object arg)
            throws EvaluationException

Description copied from class: UnaryFunction

Evaluate the function

Specified by:

eval in class UnaryFunction

Parameters:

arg - the single argument passed in

Returns:

the result of the function

Throws:

EvaluationException

sec

public Object sec(Object param)
           throws EvaluationException

Throws:

EvaluationException

evaluate

public double evaluate(double val)

Specified by:

evaluate in interface RealUnaryFunction