An operation in set theory is a Function of two sets, that returns a set.
Common set operations include [5s8 Union ()], [5sb Intersection ()], [5sc Relative complement ()], and [3xb Cartesian product ()].
https://arbital.com/p/set_theory_operation
by M Yass Aug 6 2016 updated Oct 12 2016
An operation in set theory is a Function of two sets, that returns a set.
Common set operations include [5s8 Union ()], [5sb Intersection ()], [5sc Relative complement ()], and [3xb Cartesian product ()].