Revision history for Perl extension Math::Combinatorics.

0.01 Tue Sep 21 19:06:32 2004

• original version; created by h2xs 1.21 with options

  -AXn Math::Combinatorics

0.02 o Bugfix to permute() method, reported by Marc Logghe.

• Combinations/Permutations now calculated using iterator. Uses less memory for very large sets (David Coppit, Tye, Christopher Eltschka).

0.03 o Added reference to Set::Scalar, Set::Bag

• new() accepts a 'compare' option.
• new() presorts the set by this ('compare' value is a sorting subroutine code reference). this addresses a combine/permute bug when using a set of references, identified by Ying Yang <yyang@emba.uvm.edu>.

0.06 o Added multiset, string, and derangement methods for OO mode

• Corrections to documentation examples

0.07 o Fixed syntax error under 5.8.7
0.08 o Eh?
0.09 o Optimized re-implemention of derange() by Carlos Rica

<carlos@red-libertaria.net>