Electronis Discussion
+2 votes


  1. GATE2019-5
  2. GATE2019-5
  3. GATE2019-5
  4. GATE2019-5

Which of the following functions is analytic over the entire complex plane?

  1. $\ln(z)$
  2. $e^{1/z}$
  3. $\frac{1}{1-z}$
  4. $cos(z)$
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