Xn is a Cauchy Sequence Xn converges to x iff Yn converges to x. Popular Videos Every Sub space of T0 space is T0 space | Theorem | separation axioms | Topology January 10, 2021 Closed subset of a compact set is compact | Compact set | Real analysis | Topology February 2, 2021 Separation axioms : Topology January 6, 2021 Theorem : Connectedness January 5, 2021 Description Xn is a Cauchy Sequence and Yn is any other Sequence Xn converges to x iff Yn converges to x. View Fullscreen Posted by Cheena Banga | Feb 18, 2021 | Real Analysis, Sequences in metric space | 0 |