I am have run into a problem where I am supposed to prove that for any set A, the boundary of A is a closed set and that for any set A, the boundary of A is a subset of A closure.

Printable View

- February 8th 2013, 02:44 PMkaptain483Interior and Closure for TOPOLGY
I am have run into a problem where I am supposed to prove that for any set A, the boundary of A is a closed set and that for any set A, the boundary of A is a subset of A closure.

- February 8th 2013, 02:56 PMPlatoRe: Interior and Closure for TOPOLGY
- February 10th 2013, 06:52 PMkaptain483Re: Interior and Closure for TOPOLGY
how do you show that they are pair wise disjoint sets

- February 10th 2013, 07:14 PMPlatoRe: Interior and Closure for TOPOLGY