Parent (Combinatorica Package Symbol)

Parent is a tag used as an argument to the function AllPairsShortestPath in order to inform this function that information about parents in the shortest paths is also wanted.

PermutationGroupQ (Combinatorica Package Symbol)

PermutationGroupQ[l] yields True if the list of permutations l forms a permutation group.

RandomComposition (Combinatorica Package Symbol)

RandomComposition[n, k] constructs a random composition of integer n into k parts.

RandomHeap (Combinatorica Package Symbol)

RandomHeap[n] constructs a random heap on n elements.

RandomKSubset (Combinatorica Package Symbol)

RandomKSubset[l, k] gives a random subset of set l with exactly k elements.

RandomPartition (Combinatorica Package Symbol)

RandomPartition[n] constructs a random partition of integer n.

RandomPermutation (Combinatorica Package Symbol)

RandomPermutation[n] generates a random permutation of the first n natural numbers.

RandomTableau (Combinatorica Package Symbol)

RandomTableau[p] constructs a random Young tableau of shape p.

RankRGF (Combinatorica Package Symbol)

RankRGF[f] returns the rank of a restricted growth function (RGF) f in the lexicographic order of all RGFs.

ReflexiveQ (Combinatorica Package Symbol)

ReflexiveQ[g] yields True if the adjacency matrix of g represents a reflexive binary relation.