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Determine if the function satisfy the Cauchy-Riemann equations. 1. f(z) = z? 2. f(z) = cos (z) 3. f(z) = z + Re(z)

Determine if the function satisfy the Cauchy-Riemann equations. 1. f(z) = z? 2. f(z) = cos (z) 3. f(z) = z + Re(z)

Advanced Engineering Mathematics
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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Determine if the function satisfy the Cauchy-Riemann equations. 1. f(z) = z? 2. f(z) = cos (z) 3. f(z) = z + Re(z)
Transcribed Image Text:Determine if the function satisfy the Cauchy-Riemann equations. 1. f(z) = z? 2. f(z) = cos (z) 3. f(z) = z + Re(z)
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