Latest recipes tagged "permutations"

 Tags: permutations  x 

  

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  Get the inversion number of a permutation

  Python / combinatorics, discrete, inversion, math, permutations / by Samuel James Erickson (7 years ago, revision 2)
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  Bell permutations using Even's nonrecursive algorithm

  Python / bell, johnson, permutations, steinhaus, trotter / by Chris Smith (9 years ago, revision 2)
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  Alternatve generation of the parity or sign of a permutation

  Python / determinants, mathematics, matrix, permutations / by Paddy McCarthy (10 years ago)
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  Generate the parity or sign of a permutation

  Python / determinants, mathematics, matrix, permutations / by Paddy McCarthy (10 years ago)
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  Simple Permutations

  Python / algorithm, combinations, permutations / by manchesterboy (13 years ago, revision 2)
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  Efficient generation of permutations

  Python / algorithms, permutations / by nnarula (14 years ago)