Problem 3.5. Find the second order asymptotic expansion at (r, y) = (1, 1) of the following functions. 1. f(r, y) = log(x² + y²). %3D
Problem 3.5. Find the second order asymptotic expansion at (r, y) = (1, 1) of the following functions. 1. f(r, y) = log(x² + y²). %3D
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Problem 3.5. Find the second order asymptotic expansion at (r, y) = (1, 1)
%3D
of the following functions.
1. f(r, y) = log(r? + y?).
%3D
2. f(x, y) =
%3!
3. f(x, y) = arctan 4.
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