subsets(Set,ZZ) -- produce all the subsets

subsets(Set,ZZ) -- produce all the subsets

Synopsis:

Function: subsets -- produce all the subsets

Input:

an instance of class Set.

an instance of class ZZ.

subsets(s,j) -- yields a list of those subsets of the list or set s which have j elements.

i1 : subsets(set {a,b,c},2)



o1 = {Set {a, b}, Set {a, c}, Set {b, c}}



o1 : List

See also:

subsets -- produce all the subsets

Code:

     -- ../../../Macaulay2/m2/combinatorics.m2:16
     subsets(Set,ZZ) := (s,j) -> apply(subsets(toList s, j), set)