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java.lang.Objectumontreal.iro.lecuyer.functions.ShiftedMathFunction
public class ShiftedMathFunction
Represents a function computing f (x) - δ for a user-defined function f (x) and shift δ.
| Constructor Summary | |
|---|---|
ShiftedMathFunction(MathFunction func,
double delta)
Constructs a new function shifting the function func by a shift delta. |
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| Method Summary | |
|---|---|
double |
derivative(double x)
Computes (or estimates) the first derivative of the function at point x. |
double |
derivative(double x,
int n)
. |
double |
evaluate(double x)
Returns the value of the function evaluated at x. |
double |
getDelta()
Returns the shift δ = delta. |
MathFunction |
getFunction()
Returns the function f (x). |
double |
integral(double a,
double b)
Computes (or estimates) the integral of the function over the interval [a, b]. |
| Methods inherited from class java.lang.Object |
|---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public ShiftedMathFunction(MathFunction func,
double delta)
func - the function.delta - the shift.| Method Detail |
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public MathFunction getFunction()
public double getDelta()
public double evaluate(double x)
MathFunction
evaluate in interface MathFunctionx - value at which the function is evaluated
public double derivative(double x)
MathFunctionWithFirstDerivative
derivative in interface MathFunctionWithFirstDerivativex - the point to evaluate the derivative to.
public double derivative(double x,
int n)
MathFunctionWithDerivative
derivative in interface MathFunctionWithDerivative
public double integral(double a,
double b)
MathFunctionWithIntegral
integral in interface MathFunctionWithIntegrala - the starting point of the interval.b - the ending point of the interval.
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SSJ V. labo. |
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