Xn is a Cauchy Sequence Xn converges to x iff Yn converges to x. Popular Videos f is Continous iff f (Ā) is subset closure of f(A) | Continuity of function | Real Analysis March 9, 2021 Cantor Intersection Theorem in Metric Space Proof pdf February 17, 2021 f from x to y is continous at c iff f inverse v is open set in X for an open set v in Y | Theorem | Continuity of function March 6, 2021 Neighbourhood of a point | NBD | Definition | Real analysis | Metric Space | Topology February 2, 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 |