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CSIR-UGC NET

Practice

Complex Analysis

Preliminaries

Quick practice

Question 1 of 5

Necessary condition for a function f(z) to be analytic at a point z_0.

A

\left(\frac{\partial f}{\partial \bar{z}_{0}}\right)_{z_{0}}=0

B

C-R equation satisfies at z_o

C

All of the above

D

f is differentiable at z_0

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