3.5.15. Let X be a set. Suppose that fn, f, gn, 9 € F(X) are such that fn → f and gn →g uniformly. Prove the following statements. (a) fn+gn →f + g uniformly. (b) fn9n → fg uniformly. (c) If there is a 8 >0 such that 9n (t) ≥ 8 for every t X and n € N, then fn/gn → f/g uniformly.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.2: Mappings
Problem 4TFE: Label each of the following statements as either true or false. Let f:AB where A and B are nonempty....
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3.5.15. Let X be a set. Suppose that fn, f, In, 9 € Fi(X) are such that
fn → f and gn → g uniformly. Prove the following statements.
(a) fn + In → f + g uniformly.
(b) fn9n → fg uniformly.
(c) If there is a 8 > 0 such that |gn (t)| > d for every t e X and n e N,
then fn/9n → f/g uniformly.
Transcribed Image Text:3.5.15. Let X be a set. Suppose that fn, f, In, 9 € Fi(X) are such that fn → f and gn → g uniformly. Prove the following statements. (a) fn + In → f + g uniformly. (b) fn9n → fg uniformly. (c) If there is a 8 > 0 such that |gn (t)| > d for every t e X and n e N, then fn/9n → f/g uniformly.
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