u = xe* cos y – ye* sin y function a a) is the harmonic function? b) If it is harmonic, find a function v such that f(z) = u + iv is analytic

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u = xe* cos y – ye* sin y function a
a) is the
harmonic function?
b) If it is harmonic, find a function v such
that f(z) = u + iv is analytic
Transcribed Image Text:u = xe* cos y – ye* sin y function a a) is the harmonic function? b) If it is harmonic, find a function v such that f(z) = u + iv is analytic
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