Prove that if a > 1/2, then is differentiable at (0, 0). ylog(2 y x y) (x,

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Prove that if a > 1/2, then

is differentiable at (0, 0).

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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 04:19 AM

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Prove that if a > 1/2, then is differentiable at (0, 0). ylog(2 y x y) (x,

Question:

ylog(2 y x y) (x, y) (0, 0) (0.0) f(a. y)

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The function has continuous first partials at any x y 0 0 hence is differentiable there by Theore...View the full answer

An Introduction to Analysis

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