intersection of sequence of closed intervals is non-empty | Compactness | theorem | Real Analysis Popular Videos Separation axioms : Topology January 6, 2021 Theorem 7 : Connectedness (Real line R is connected) January 26, 2021 Theorem 3 : Connectedness (PDF) January 7, 2021 Connected sets | disconnected set | definition | Examples | Real Analysis | Metric Space | Topology February 2, 2021 Description 3.7 Posted by Cheena Banga | Feb 2, 2021 | Compactness and connectedness, Real Analysis | 0 |