Class MathRewriteAlterer<G extends TreeGene<Op<Double>, G>, C extends Comparable<? super C>>

java.lang.Object

io.jenetics.AbstractAlterer<G,C>

io.jenetics.Mutator<G,C>

io.jenetics.ext.TreeMutator<Op<Double>, G, C>

io.jenetics.ext.TreeRewriteAlterer<Op<Double>, G, C>

io.jenetics.prog.MathRewriteAlterer<G,C>

All Implemented Interfaces:

Alterer<G,C>

public class MathRewriteAlterer<G extends TreeGene<Op<Double>, G>, C extends Comparable<? super C>>
extends TreeRewriteAlterer<Op<Double>, G, C>

Prunes a given mathematical tree with the given alterer probability.

Since:

4.1

Version:

5.0

See Also:

• TreeRewriteAlterer

Field Summary

Fields inherited from class AbstractAlterer

_probability

Fields inherited from interface Alterer

DEFAULT_ALTER_PROBABILITY

Constructor Summary

Constructors

Constructor	Description
MathRewriteAlterer()	Create a new alterer with the default math rewriter MathExpr.REWRITER and given rewrite.
MathRewriteAlterer(double probability)	Create a new alterer with the default math rewriter MathExpr.REWRITER and given rewrite.
MathRewriteAlterer(TreeRewriter<Op<Double>> rewriter)	Create a new alterer with the given rewriter.
MathRewriteAlterer(TreeRewriter<Op<Double>> rewriter, double probability)	Create a new alterer with the given rewriter and given rewrite limit.
MathRewriteAlterer(TreeRewriter<Op<Double>> rewriter, int limit, double probability)	Create a new alterer with the given rewriter and given rewrite limit.

Method Summary

Methods inherited from class TreeRewriteAlterer

mutate

Methods inherited from class TreeMutator

mutate

Methods inherited from class Mutator

alter, mutate, mutate, mutate, toString

Methods inherited from class AbstractAlterer

probability

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface Alterer

andThen, compose

Constructor Details

MathRewriteAlterer

public MathRewriteAlterer(TreeRewriter<Op<Double>> rewriter,
 int limit,
 double probability)

Create a new alterer with the given rewriter and given rewrite limit.

Parameters:

rewriter - the tree rewriter

limit - the rewriting limit

probability - the altering probability

Throws:

NullPointerException - if the rewriter is null

MathRewriteAlterer

public MathRewriteAlterer(TreeRewriter<Op<Double>> rewriter,
 double probability)

Create a new alterer with the given rewriter and given rewrite limit.

Parameters:

rewriter - the tree rewriter

probability - the altering probability

Throws:

NullPointerException - if the rewriter is null

MathRewriteAlterer

public MathRewriteAlterer(TreeRewriter<Op<Double>> rewriter)

Create a new alterer with the given rewriter.

Parameters:

rewriter - the tree rewriter

Throws:

NullPointerException - if the rewriter is null

MathRewriteAlterer

public MathRewriteAlterer(double probability)

Create a new alterer with the default math rewriter MathExpr.REWRITER and given rewrite.

Parameters:

probability - the altering probability

MathRewriteAlterer

public MathRewriteAlterer()

Create a new alterer with the default math rewriter MathExpr.REWRITER and given rewrite.