Let (X, d) be a metric space. Suppose that (xn) is a sequence of points in X which converges to a point x E X, and (yn) is a sequence of points in X which converges to a point y E X. Prove that the sequence of real numbers, d(xn, Yn) coverges to d(x, y).

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter5: Rings, Integral Domains, And Fields
Section5.2: Integral Domains And Fields
Problem 16E: Prove that if a subring R of an integral domain D contains the unity element of D, then R is an...
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Let (X, d) be a metric space. Suppose that (xn) is a sequence of
points in X which converges to a point x E X, and (yn) is a sequence
of points in X which converges to a point y E X. Prove that the
sequence of real numbers, d(xn, Yn) coverges to d(x, y).
Transcribed Image Text:Let (X, d) be a metric space. Suppose that (xn) is a sequence of points in X which converges to a point x E X, and (yn) is a sequence of points in X which converges to a point y E X. Prove that the sequence of real numbers, d(xn, Yn) coverges to d(x, y).
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