Q.3 (a) Show that the function u =e-2xy sin (x² – y²) is harmonic. (b) Test the analyticity of the function w= sin z Scanned with CamScanner
Q.3 (a) Show that the function u =e-2xy sin (x² – y²) is harmonic. (b) Test the analyticity of the function w= sin z Scanned with CamScanner
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:Q.3 (a) Show that the function u =e-2xy sin (x²2 – y²) is harmonic.
(b) Test the analyticity of the function w= sin z
CS Scanned with CamScanner
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