set

set(X)

X is a vector

Return the corresponding set object of vector X .

Function set returns a set

x=set(4 5 5 2 3 11 6);
x;
// output
set(6,11,3,2,5,4)

x.intersection(set([2,5,9]));
// output
set(2,5)

In comparison, function distinct returns a vector.

distinct(4 5 5 2 3 11 6);
// output
[6,11,3,2,5,4]