ex_intersect.m

a = [1 2 3 2 2 5 1 4];
b = [3 4 5 0 6 7 4 4];
c = unique(a)
d = intersect(a,b)
e = union(a,b)
f = setdiff(a,b)
g = setdiff(b,a)
h = setxor(b,a)