Complex analysis problem
Find \(\int_\gamma z^{-1/2} dz\) where \(\gamma \) is upper half of unit circle from 1 to -1
Please, help

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i forget
don't you so something like put \(z(t)=e^{it}\) so \(z'(t)=ie^{it}\) ?

\(z^(-1/2) = e^{(-1/2) logz}\)

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