Subsets and Permutations

 

参考资料参考资料

Permutations »

Permutations list permutations of a set of integers

SignaturePermutation sign or parity of a permutation

InversePermutation apply an inverse permutation

DistinctPermutations ▪ IdentityPermutation

NextPermutation ▪ RankPermutation ▪ RandomPermutation ▪ ...

Inversions number of inversions

Index index of a permutation

PermutationGraph graph for a permutation

DurfeeSquare ▪ EncroachingListSet

PermutationType ▪ Runs ▪ Eulerian ▪ ...

Permutation Groups »

CyclicGroup group of circular shift permutations

Orbits orbits induced by the action of the group

CycleIndex cycle index of a group of permutations

DihedralGroup ▪ OrbitRepresentatives ▪ Automorphisms ▪ ...

Subsets and Cycles »

Strings subsets with repeating elements

BinarySubsets enumerate subsets

KSubsets subsets with elements

NextBinarySubset ▪ RankBinarySubset

LexicographicSubsets ▪ RandomSubset ▪ ...

ToCycles find cycles for a permutation

HideCycles represent the cycle in canonical form

FromCycles ▪ PermutationWithCycle ▪ ...

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