CSIR NET
Mangesh Asked a Question
May 29, 2020 4:37 pmpts 30 pts
  • CSIR NET
  • Physical Sciences

Mathematical physics

please explain me the underlined step................
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  • Ujjawal vishal Best Answer
    see attached
    • cropped2225287053890927645.jpg
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    Mangesh
    thanx
  • 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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    Mangesh
    thanx
  • Vaishnavi rajora
    see also.
    • cropped5366201701966733707.jpg
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  • Vaishnavi rajora
    dear see attached. u will get complete explanation.
    • cropped1835733550099980874.jpg
    • cropped3160166409163571157.jpg
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    Mangesh
    thanx
  • Ruby negi
    this is the expansion of log(complex no) =log(real part of complex no)+i(angle)
    • cropped2113978465.jpg
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    Mangesh
    thanx