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=item B<roulette>(?I<N>?)

This method selects I<N> individuals. I<N> defaults to 2. Note that the same individual
can be selected multiple times.

=item B<rouletteUnique>(?I<N>?)

This method selects I<N> unique individuals. I<N> defaults to 2. Any individual
can be selected only once per call to this method.

=back

=item Tournament

Here, I<N> individuals are randomly selected, and the fittest one of
them is returned. The following method is defined:

=over

=item B<tournament>(?I<N>?)

I<N> defaults to 2. Note that only one individual is returned per call to this
method.

=back

=item Random

Here, I<N> individuals are randomly selected and returned.
The following method is defined:

=over

=item B<random>(?I<N>?)

I<N> defaults to 1.

=back

=item Fittest

Here, the fittest I<N> individuals of the whole population are returned.
The following method is defined:

=over

=item B<topN>(?I<N>?)

I<N> defaults to 1.

=back

=back

=head1 AUTHOR

Written by Ala Qumsieh I<aqumsieh@cpan.org>.

=head1 COPYRIGHTS

(c) 2003,2004 Ala Qumsieh. All rights reserved.
This module is distributed under the same terms as Perl itself.

=cut