Combinatorics is the branch of mathematics studying the enumeration, combination, and permutation of sets of elements and the mathematical relations that characterize their properties. As a jumping off point, refer to: http://mathworld.wolfram.com/Co...

ALLENDAY/Math-Combinatorics-0.09 (4 reviews) - 12 Dec 2006 07:04:03 GMT - Search in distributionCompute the factorial, number of permutations and number of combinations. The ":big" functions are wrappers around "bfac" in Math::BigInt with a bit of arithmetic between. Also the "bperm" function accepts an additional boolean to indicate repetition...

GENE/Math-Counting-0.1303 (1 review) - 05 Jun 2013 08:15:11 GMT - Search in distributionDyck words are even numbered string of X's and Y's, or 0's and 1's, or any other binary alphabet for that matter, such that no initial segment has more Y's or 1's. The following are the Dyck words of length 2n where n = 3: 000111 010011 010101 001101...

MMERTEL/Math-DyckWords-0.03 - 14 Apr 2010 03:48:57 GMT - Search in distributionCombinations without/with repetition EXPORT combinations_without_repetition, combinations_with_repetition, num_rem AUTHOR Petar Kaleychev <petar.kaleychev@gmail.com> BUGS Report them to the author REFERENCES Siegfried Koepf, Fast Combinatorial Algori...

KALEYCHEV/Math-Combination_out-0.21 - 20 Mar 2014 07:34:02 GMT - Search in distributionComputes the similarity of two word clusterings using several clustering similarity measures. Consider for eg. the following groupings: clustering_1: { {a, b, c}, {d, e, f} } clustering_2: { {a, b}, {c, d, e}, {f} } Cluster similarity measures provid...

INGRIF/Cluster-Similarity-v0.02 - 18 Jan 2009 15:50:21 GMT - Search in distributionThe module provides the necessary subroutines to solve some puzzles of the general inorganic and physical chemistry. The methods implemented in this module, are all oriented to known rules and laws of general and physical chemistry. SUBROUTINES Chemi...

DONANGEL/Chemistry-Harmonia-0.118 - 18 May 2013 20:01:04 GMT - Search in distributionThe factorials being product 1*2*3*...*i, 1 to i inclusive. 1, 2, 6, 24, 120, 720, ... starting i=1 FUNCTIONS See "FUNCTIONS" in Math::NumSeq for behaviour common to all sequence classes. "$seq = Math::NumSeq::Factorials->new ()" Create and return a ...

KRYDE/Math-NumSeq-71 - 29 Jun 2014 03:43:45 GMT - Search in distributionAlgorithm::Combinatorics is an efficient generator of combinatorial sequences. Algorithms are selected from the literature (work in progress, see "REFERENCES"). Iterators do not use recursion, nor stacks, and are written in C. Tuples are generated in...

FXN/Algorithm-Combinatorics-0.27 (2 reviews) - 10 Feb 2012 23:00:53 GMT - Search in distributionDAVIDRW/Advent-Bundles-0.05 - 21 Feb 2011 18:30:09 GMT - Search in distribution

This module contains a collection of fundamental algorithms that use entropy. They all use the entropy source mechanism described in Data::Entropy. FUNCTIONS All of these functions use entropy. The entropy source is not an explicit input in any case....

ZEFRAM/Data-Entropy-0.007 - 27 Apr 2011 20:03:17 GMT - Search in distributionEXPORT None by default. SEE ALSO AUTHOR ioannis, <ioannis@248.218.218.dial1.washington2.level3.net> COPYRIGHT AND LICENSE Copyright (C) 2011 by ioannis This library is free software; you can redistribute it and/or modify it under the same terms as Pe...

IOANNIS/Telephone-Mnemonic-US-0.07 - 17 Oct 2011 09:40:11 GMT - Search in distributionThis path is an integer version of the curve described by David Hilbert in 1891 for filling a unit square. It traverses a quadrant of the plane one step at a time in a self-similar 2x2 pattern, ... | | 7 | 63--62 49--48--47 44--43--42 | | | | | | 6 |...

KRYDE/Math-PlanePath-116 - 14 Jun 2014 03:59:25 GMT - Search in distribution