package tscore;

/*File : Function.java

* Project: Math Tools in Java

* by Wachara R.

* First Released: 01 Dec 2006

* Last Updated : 15 Dec 2006

*/

/** The mother class for function with finding value of function

* and its derivatives

* @author Wachara R. ( Dec 14, 2006.)

*/

public abstract class Function {

/** return the value of f(x)

* @param x the value of x

* @return function of x

*/

public abstract double Of(double x);

/** return the derivative of x

* @param x the value of x

* @return derivative at x

*/

public double derivativeOf(double x)

{ return 0.0;}

/** return the second derivative of x

* @param x the value of x

* @return derivative at x

*/

public double secondDerivativeOf(double x)

{ return 0.0;}

}