Question

Problem based on Casorati Weierstrass Theorem

score 432 · Answer 1 · 2026-04-13 00:22:41

432

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Problem based on Casorati Weierstrass Theorem

Published on 13 Apr 2026 - 0:22

score 432 · Answer 2 · 2026-03-29 12:39:21

432

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Number of roots of $z^4+z^3+4z^2+2z+3=0$ in each quadrants

Published on 29 Mar 2026 - 12:39

score 31 · Answer 3 · 2026-03-30 07:40:43

31

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Continuity of a function $f$ and $f^{-1}$ from $\mathbb{R}$ to $S^1$.

Published on 30 Mar 2026 - 7:40

score 105 · Answer 4 · 2026-03-25 15:43:42

105

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Given finite subset of $\mathbb C[[X]]$, does there exist a ring automorphism of $\mathbb C[[X]]$, fixing $A$, but not fixing $\mathbb C[X]$ set wise?

Published on 25 Mar 2026 - 15:43

score 53 · Answer 5 · 2026-04-12 15:59:43

53

Views

Inequality in $\mathbb{C}$ using continuous functions

Published on 12 Apr 2026 - 15:59

score 102 · Answer 6 · 2026-03-25 15:42:26

102

Views

Given finite subset of $\mathbb C[[X]]$, is there a ring automorphism of $\mathbb C[[X]]$, fixing $A$, but not fixing $\mathbb C$ set wise?

Published on 25 Mar 2026 - 15:42

score 108 · Answer 7 · 2026-04-09 02:01:36

108

Views

$f(exp(z)) = f(z) \cdot g(z) $ with closed form solutions?

Published on 09 Apr 2026 - 2:01

score 713 · Answer 8 · 2026-04-11 18:35:28

Prove that there exists no function $F(z)$ analytic is in the annulus $D: 1 < |z| < 2 $ such that $F'(z) = \frac{1}{z}$ for all $z$ in $D$.

score 32 · Answer 9 · 2026-04-12 20:28:09

32

Views

Continue the principal branch of $\log$ function along curves

Published on 12 Apr 2026 - 20:28

score 76 · Answer 10 · 2018-02-28 00:10:38

76

Views

Proving $F$ is an analytic function

Published on 28 Feb 2018 - 0:10

score 101 · Answer 11 · 2026-04-11 16:49:32

101

Views

A confusing mistake in evaluating $\int_{-\infty}^{\infty}{\frac{e^{-x^2}}{x^2+a^2}dx}$

Published on 11 Apr 2026 - 16:49

score 231 · Answer 12 · 2026-04-12 01:52:45

231

Views

Are there any other ways for infinite product to diverge/converge to zero (other than two mentioned in description)

Published on 12 Apr 2026 - 1:52

score 929 · Answer 13 · 2026-03-30 05:34:25

929

Views

Separate two connected components of a closed set in a plane

Published on 30 Mar 2026 - 5:34

score 107 · Answer 14 · 2026-04-09 11:48:45

107

Views

how to show that entire function is a polynomial?

Published on 09 Apr 2026 - 11:48

score 339 · Answer 15 · 2026-04-10 05:41:42

339

Views

how to prove that $ {P^{'}}$ has no real root?

Published on 10 Apr 2026 - 5:41

List Question

Problem based on Casorati Weierstrass Theorem

Number of roots of $z^4+z^3+4z^2+2z+3=0$ in each quadrants

Continuity of a function $f$ and $f^{-1}$ from $\mathbb{R}$ to $S^1$.

Given finite subset of $\mathbb C[[X]]$, does there exist a ring automorphism of $\mathbb C[[X]]$, fixing $A$, but not fixing $\mathbb C[X]$ set wise?

Inequality in $\mathbb{C}$ using continuous functions

Given finite subset of $\mathbb C[[X]]$, is there a ring automorphism of $\mathbb C[[X]]$, fixing $A$, but not fixing $\mathbb C$ set wise?

$f(exp(z)) = f(z) \cdot g(z) $ with closed form solutions?

Prove that there exists no function $F(z)$ analytic is in the annulus $D: 1 < |z| < 2 $ such that $F'(z) = \frac{1}{z}$ for all $z$ in $D$.

Continue the principal branch of $\log$ function along curves

Proving $F$ is an analytic function

A confusing mistake in evaluating $\int_{-\infty}^{\infty}{\frac{e^{-x^2}}{x^2+a^2}dx}$

Are there any other ways for infinite product to diverge/converge to zero (other than two mentioned in description)

Separate two connected components of a closed set in a plane

how to show that entire function is a polynomial?

how to prove that $ {P^{'}}$ has no real root?

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