v | w
i1 : {1,2,3}|{4,5,6} o1 = {1, 2, 3, 4, 5, 6} o1 : List
i2 : (a,b,c)|(1,2) o2 = (a, b, c, 1, 2) o2 : Sequence
The source of this document is in Macaulay2Doc/ov_lists.m2:866:0.