Prove that if f is analytic on R and f(x0) 0 for some x0 R,

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Prove that if f is analytic on R and f(x0) ≠ 0 for some x0 ∈ R, then f ∉ C∞c(R).

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An Introduction to Analysis

ISBN: 978-0132296380

4th edition

Authors: William R. Wade

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Question Posted: Mar 29, 2016 04:25 AM

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Prove that if f is analytic on R and f(x0) 0 for some x0 R,

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If f C C c R then f 0 on some int...View the full answer

An Introduction to Analysis

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