List questions from branch-cuts

Published on 21 May 2018 - 14:28

550

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Classifying singularities of $\frac {z^{1/2}-1}{\sin{\pi z}}$

Published on 23 Mar 2026 - 8:52

235

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Complex analysis - branch cut of log

Published on 26 May 2018 - 12:58

309

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Choosing any branch cut, or some branch cut?

Published on 30 May 2018 - 20:35

165

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When/where to account for arguments/phases in branch cut problems?

Published on 24 Mar 2026 - 20:32

1k

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Argument range for branch cut of $[-1,1]$?

Published on 24 Mar 2026 - 20:32

763

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Branch Points of the Polylog function

Published on 24 Mar 2026 - 20:30

245

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Relation between dilogarithm and its complex conjugate

Published on 06 Sep 2018 - 10:52

85

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Determining $g(-i)$ for $g(z) = \ln(1-z^2)$, given that $g(i) = \ln(2)$.

Published on 12 Sep 2018 - 2:46

749

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Branch Points and Branch Cuts for cube root

Published on 24 Mar 2026 - 20:31

634

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Contour integral of inverse square root.

Published on 22 Mar 2026 - 10:06

1.8k

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Elementary questions about branch points and branch cuts

Published on 22 Mar 2026 - 19:17

777

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Shifting the branch cut of the complex logarithm

Published on 15 Nov 2018 - 8:12

149

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Branch cut for $\sqrt{z^2-a^2}$ in the lower half of the complex plane (instead of $[-a,a]$) - How does this change the function?

Published on 15 Nov 2018 - 17:44

229

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Choosing multiple branch cuts

Published on 22 Mar 2026 - 0:23

List Question

Question about Hankel's contour applied for Gamma functions

Classifying singularities of $\frac {z^{1/2}-1}{\sin{\pi z}}$

Complex analysis - branch cut of log

Choosing any branch cut, or some branch cut?

When/where to account for arguments/phases in branch cut problems?

Argument range for branch cut of $[-1,1]$?

Branch Points of the Polylog function

Relation between dilogarithm and its complex conjugate

Determining $g(-i)$ for $g(z) = \ln(1-z^2)$, given that $g(i) = \ln(2)$.

Branch Points and Branch Cuts for cube root

Contour integral of inverse square root.

Elementary questions about branch points and branch cuts

Shifting the branch cut of the complex logarithm

Branch cut for $\sqrt{z^2-a^2}$ in the lower half of the complex plane (instead of $[-a,a]$) - How does this change the function?

Choosing multiple branch cuts

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