Mangesh posted an Question
May 29, 2020 • 22:07 pm 30 points
  • CSIR NET
  • Physical Sciences

Mathematical physics

please explain me the underlined step................

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    Ruby negi

    at (0,0) w goes to infinity that's why it is not defined that (0,0) so function is analytic everywhere except at (x,y)=(0,0) means at z=0( because z is defined as x+iy)...

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    thanx

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    Ruby negi

    this is the expansion of log(complex no) =log(real part of complex no)+i(angle)

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    thanx

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