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

PseudographQ[g] yields True if graph g is a pseudograph, meaning it contains self-loops.

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

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

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

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

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

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

RandomTree[n] constructs a random labeled tree on n vertices.