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SSJ V. 2.6. |
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java.lang.Object umontreal.iro.lecuyer.functions.PowerMathFunction
public class PowerMathFunction
Represents a function computing (af (x) + b)p for a user-defined function f (x) and power p.
Constructor Summary | |
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PowerMathFunction(MathFunction func,
double power)
Constructs a new power function for function func and power power. |
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PowerMathFunction(MathFunction func,
double a,
double b,
double power)
Constructs a new power function for function func, power power, and constants a and b. |
Method Summary | |
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double |
derivative(double x)
Computes (or estimates) the first derivative of the function at point x. |
double |
evaluate(double x)
Returns the value of the function evaluated at x. |
double |
getA()
Returns the value of a. |
double |
getB()
Returns the value of b. |
MathFunction |
getFunction()
Returns the function f (x). |
double |
getPower()
Returns the power p. |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public PowerMathFunction(MathFunction func, double power)
func
- the function f (x).power
- the power p.public PowerMathFunction(MathFunction func, double a, double b, double power)
func
- the function f (x).power
- the power p.a
- the multiplicative constant.b
- the additive constant.Method Detail |
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public MathFunction getFunction()
public double getA()
public double getB()
public double getPower()
public double derivative(double x)
MathFunctionWithFirstDerivative
derivative
in interface MathFunctionWithFirstDerivative
x
- the point to evaluate the derivative to.
public double evaluate(double x)
MathFunction
evaluate
in interface MathFunction
x
- value at which the function is evaluated
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SSJ V. 2.6. |
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