Vector Space, Topological Space, Mathematics, Math, Linear Algebra.
the accumulation of all subsets of X. S has the following properties: 1. The empty set { } and X belong to S 2. Any arbitrary union of members of S belongs to S 3. The intersection of any finite members of S belongs to S Example: Let’s consider a set X = {1, 3, 6}. So, using the first property, we