Author image Philip R Brenan
and 1 contributors

Name

Math::Permute::Partitions - Generate all the permutations of a partitioned list.

Synopsis

 use Math::Permute::Partitions;

 permutePartitions {$a .= "@_\n"} [1,2], [3,4];

 # 1 2 3 4
 # 1 2 4 3
 # 2 1 3 4
 # 2 1 4 3
  

Description

Generate all the permutations of a partitioned list using the standard Perl metaphor.

permutePartitions() returns the number of permutations in both scalar and array context.

permutePartitions() is written in 100% Pure Perl.

Export

The permutePartitions() function is exported.

Installation

Standard Module::Build process for building and installing modules:

  perl Build.PL
  ./Build
  ./Build test
  ./Build install

Or, if you're on a platform (like DOS or Windows) that doesn't require the "./" notation, you can do this:

  perl Build.PL
  Build
  Build test
  Build install

Author

PhilipRBrenan@appaapps.com

http://www.appaapps.com

Acknowledgements

Based on an idea from Philipp Rumpf

See Also

Math::Cartesian::Product
Math::Disarrange::List
Math::Permute::List
Math::Permute::Lists
Math::Subsets::List
Algorithm::Permute
Algorithm::FastPermute

Copyright

Copyright (c) 2015 Philip R Brenan.

This module is free software. It may be used, redistributed and/or modified under the same terms as Perl itself.