List questions from branch-cuts

Published on 25 Mar 2026 - 6:13

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Is this an admissible branch cut for $f(z)=\sqrt{z}+\sqrt{z-1}$?

Published on 25 Mar 2026 - 1:28

58

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Principal Branch of Complicated Complex Function

Published on 22 Oct 2019 - 20:46

215

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Contour integration with a branch cut on [0,1]

Published on 05 Nov 2019 - 18:24

98

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Branch point versus points along branch cut

Published on 25 Mar 2026 - 1:29

57

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How to integrate $\frac{1}{z^{1/2}}$ with respect to complex variable $z$?

Published on 25 Mar 2026 - 1:31

153

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finding branch cuts from a complex function

Published on 23 Nov 2019 - 21:42

492

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Teaching branch cuts: interpretting Osborne's book

Published on 01 Dec 2019 - 10:35

112

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Integrand with branch point

Published on 25 Mar 2026 - 1:24

52

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Analytic properties of $\log (1-e^{-\lambda(z-a)})$.

Published on 17 Dec 2019 - 12:50

97

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Branch cuts of $f(z)=\frac{1}{\sqrt{1+z^4}}$

Published on 25 Mar 2026 - 1:28

236

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Contour integral around a branch cut with a pole at the end of the cut

Published on 10 Jan 2020 - 11:52

767

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Branch points of $f(z)= \frac{\sqrt{z} \log(z)}{(1+z)^2}$

Published on 25 Mar 2026 - 1:28

59

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How do I calculate the possible branch cuts of $f(z)=\frac{1}{\sqrt{z}}$?

Published on 11 Jan 2020 - 12:28

190

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Why is it the case that infinity is also a branch point for log

Published on 25 Mar 2026 - 1:26

List Question

Rigorous global optimization

Is this an admissible branch cut for $f(z)=\sqrt{z}+\sqrt{z-1}$?

Principal Branch of Complicated Complex Function

Contour integration with a branch cut on [0,1]

Branch point versus points along branch cut

How to integrate $\frac{1}{z^{1/2}}$ with respect to complex variable $z$?

finding branch cuts from a complex function

Teaching branch cuts: interpretting Osborne's book

Integrand with branch point

Analytic properties of $\log (1-e^{-\lambda(z-a)})$.

Branch cuts of $f(z)=\frac{1}{\sqrt{1+z^4}}$

Contour integral around a branch cut with a pole at the end of the cut

Branch points of $f(z)= \frac{\sqrt{z} \log(z)}{(1+z)^2}$

How do I calculate the possible branch cuts of $f(z)=\frac{1}{\sqrt{z}}$?

Why is it the case that infinity is also a branch point for log

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