MutateDoublePolynomial

java.lang.Object
- org.opt4j.operator.mutate.MutateDouble
- - org.opt4j.operator.mutate.MutateDoubleElementwise
  - - org.opt4j.operator.mutate.MutateDoublePolynomial

All Implemented Interfaces:

Operator<DoubleGenotype>, Mutate<DoubleGenotype>

Direct Known Subclasses:

MutateDoubleDefault
```
public class MutateDoublePolynomial
extends MutateDoubleElementwise
```
The MutateDoublePolynomial.

Field Summary

Fields
Modifier and Type Field Description

protected double eta
- Fields inherited from class org.opt4j.operator.mutate.MutateDouble
  normalize, random

Constructor Summary

Constructors
Constructor	Description
`MutateDoublePolynomial(Rand random, NormalizeDouble normalize, double eta)`	Constructs a `MutateDoubleGauss` with a `Rand` random number generator, a `NormalizeDouble`, and an eta value.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected double`	`mutateElement(double x, double lb, double ub, double p)`	Mutate one element of the list.

Methods inherited from class org.opt4j.operator.mutate.MutateDoubleElementwise
mutateList

Methods inherited from class org.opt4j.operator.mutate.MutateDouble
mutate

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - eta
```
protected final double eta
```
- Constructor Detail
  - MutateDoublePolynomial
```
@Inject
public MutateDoublePolynomial(Rand random,
                              NormalizeDouble normalize,
                              double eta)
```
    Constructs a MutateDoubleGauss with a Rand random number generator, a NormalizeDouble, and an eta value.
    
    Parameters:
    
    random - the random number generator
    
    normalize - the normalizer
    
    eta - the eta value
- Method Detail
  - mutateElement
```
protected double mutateElement(double x,
                               double lb,
                               double ub,
                               double p)
```
    Description copied from class: MutateDoubleElementwise
    
    Mutate one element of the list.
    
    Specified by:
    
    mutateElement in class MutateDoubleElementwise
    
    Parameters:
    
    x - the element
    
    lb - the lower bound
    
    ub - the upper bound
    
    p - the mutation rate
    
    Returns:
    
    the mutated element