Q82
If \[l = _C dz\,ln ( z ), \] where C is the unit circle taken anticlockwise and l n(z) is the principal branch of the Logarithmic function, which one of the following is correct?
If where C is the unit circle taken anticlockwise and n(z) is the principal branch of the Logarithmic function, which one of the following is correct?
A.
= 0 by residue theorem
AnswerB.
is not defined since, n(z) has a branch cut
C.
≠ 0
D.
Answer: Option A
Solution
Answer: Option A
No explanation is given for this question Let's Discuss on Board