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7. Let f(z) be an analytic function in a domain S. Show that (01² 982) 1 |ƒ(z)|² = 4|f'(z)|². + მ2 CC

7. Let f(z) be an analytic function in a domain S. Show that (01² 982) 1 |ƒ(z)|² = 4|f'(z)|². + მ2 CC

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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7.7. Let f(z) be an analytic function in a domain S. Show that 8² (√x²2² + 3y³² ) 18 (²) 1² 4|f'(z)|². дуг = complex number
Transcribed Image Text:7.7. Let f(z) be an analytic function in a domain S. Show that 8² (√x²2² + 3y³² ) 18 (²) 1² 4|f'(z)|². дуг = complex number
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