# coding=utf-8 id = 103 name = 'memb/2' slug = 'find elements in list' description = '''\
memb(M, L): M is an element of list L.
memb(M, L)
M
L
?- memb(X, [1,2,3]). X = 1 ; X = 2 ; X = 3. ?- memb(1, [3,2,X]). X = 1.