List questions from singularity

Published on 23 Feb 2026 - 6:33

68

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Linear regression optimization

Published on 05 Nov 2021 - 19:22

54

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Is $ z = 10 $ a removable singularity of $ f(z) = 1 + 2(z - 10) + 3(z - 10)^2 $?

Published on 08 Nov 2021 - 16:21

67

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What is the genus of a union of curves? How are they classified?

Published on 08 Nov 2021 - 17:45

250

Views

Understanding the singularity in $f^{-1}(x)=\int_0^x f(t)dt$

Published on 23 Feb 2026 - 8:33

42

Views

Newton-Kantorovich theorem insufficient when the Jacobian is singular at solution

Published on 11 Nov 2021 - 15:08

62

Views

How to determine the effect of a singularity of a function entering the ODE on the solution?

Published on 12 Nov 2021 - 10:12

520

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Classifying singularities of $\frac{\sin(2\pi z)}{z^3(2z-1)}$

Published on 16 Nov 2021 - 12:28

121

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Reference Request: Resolution of singularities on surfaces in positive characteristic

Published on 19 Nov 2021 - 15:23

90

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Does $\sin(\frac{z}{z-1})$ have a removable singularity at $z=1$?

Published on 21 Nov 2021 - 2:31

24

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$|f (z)| |z|^{N−1} \to +\infty$ when $f$ has an N-pole

Published on 21 Nov 2021 - 10:25

77

Views

Essential singularity of composition of complex functions.

Published on 21 Nov 2021 - 11:58

165

Views

Tricks to apply the Residue Theorem in cases when $f$ does not vanish at complex infinity

Published on 21 Nov 2021 - 12:40

34

Views

Can I have any poles if $f(z) \neq 0$?

Published on 25 Mar 2026 - 13:56

81

Views

Name for manifold where metric blows up along certain curves

Published on 11 Dec 2021 - 23:45

List Question

A pathological partial function with pathological singularities

Linear regression optimization

Is $ z = 10 $ a removable singularity of $ f(z) = 1 + 2(z - 10) + 3(z - 10)^2 $?

What is the genus of a union of curves? How are they classified?

Understanding the singularity in $f^{-1}(x)=\int_0^x f(t)dt$

Newton-Kantorovich theorem insufficient when the Jacobian is singular at solution

How to determine the effect of a singularity of a function entering the ODE on the solution?

Classifying singularities of $\frac{\sin(2\pi z)}{z^3(2z-1)}$

Reference Request: Resolution of singularities on surfaces in positive characteristic

Does $\sin(\frac{z}{z-1})$ have a removable singularity at $z=1$?

$|f (z)| |z|^{N−1} \to +\infty$ when $f$ has an N-pole

Essential singularity of composition of complex functions.

Tricks to apply the Residue Theorem in cases when $f$ does not vanish at complex infinity

Can I have any poles if $f(z) \neq 0$?

Name for manifold where metric blows up along certain curves

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