Let KCR be compact and f: K→ R. Suppose that for each x E K there exists x > 0 such that f is bounded on Kn N₂(x). Prove that f is bounded on K.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.2: Mappings
Problem 25E: 25. Let, where and are non empty, and let and be subsets of . Prove that. Prove that. Prove...
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(8) Let KCR be compact and ƒ : K → R. Suppose that for each x € K there exists Ex
such that f is bounded on Kn Ne (x). Prove that f is bounded on K.
Transcribed Image Text:> 0 (8) Let KCR be compact and ƒ : K → R. Suppose that for each x € K there exists Ex such that f is bounded on Kn Ne (x). Prove that f is bounded on K.
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