MAT334-2018F > Quiz-7

Q7 TUT 5201

**Victor Ivrii**:

So, it is how this problem should be done: calculating the change of $\arg f(z)$ along circular arc and also along straight segment(s). In this rather simple case $f(z)$ is real and does not change sign along straight lines; so the corresponding increment of $\arg f(z)$ is $0$.

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