Package org.jfree.data.function
Class PowerFunction2D
java.lang.Object
org.jfree.data.function.PowerFunction2D
- All Implemented Interfaces:
Serializable
,Function2D
public class PowerFunction2D extends Object implements Function2D, Serializable
A function of the form y = a * x ^ b.
- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description PowerFunction2D(double a, double b)
Creates a new power function. -
Method Summary
Modifier and Type Method Description boolean
equals(Object obj)
Tests this function for equality with an arbitrary object.double
getA()
Returns the 'a' coefficient that was specified in the constructor.double
getB()
Returns the 'b' coefficient that was specified in the constructor.double
getValue(double x)
Returns the value of the function for a given input ('x').int
hashCode()
Returns a hash code for this instance.
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Constructor Details
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PowerFunction2D
Creates a new power function.- Parameters:
a
- the 'a' coefficient.b
- the 'b' coefficient.
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Method Details
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getA
Returns the 'a' coefficient that was specified in the constructor.- Returns:
- The 'a' coefficient.
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getB
Returns the 'b' coefficient that was specified in the constructor.- Returns:
- The 'b' coefficient.
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getValue
Returns the value of the function for a given input ('x').- Specified by:
getValue
in interfaceFunction2D
- Parameters:
x
- the x-value.- Returns:
- The value.
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equals
Tests this function for equality with an arbitrary object. -
hashCode
Returns a hash code for this instance.
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