(a). u(x, y) = e- sin y, (b). v(x, y) : = cos x cosh y, %3D
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.6: Additional Trigonometric Graphs
Problem 78E
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![7.18. Show that the functions
(a). u(x, y) = e- sin y, (b). v(x, y) = cos x cosh y,
are harmonic, and find the corresponding analytic function u + iv in each
case.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4d24adaa-5fbc-4297-a4e8-c4b4c2d07671%2F2e88ad8b-986f-41eb-badc-cf6a52cd1f16%2Fmdzw4r_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7.18. Show that the functions
(a). u(x, y) = e- sin y, (b). v(x, y) = cos x cosh y,
are harmonic, and find the corresponding analytic function u + iv in each
case.
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