Question

Proving and disproving some statements based on Extreme Value Theorem

score 104 · Answer 1 · 2026-03-26 01:17:01

104

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Proving and disproving some statements based on Extreme Value Theorem

Published on 26 Mar 2026 - 1:17

score 580 · Answer 2 · 2018-09-16 14:18:27

580

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How to show that $f$ is a zero function?

Published on 16 Sep 2018 - 14:18

score 831 · Answer 3 · 2018-09-16 17:28:53

831

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Can a function have uncountably many jump discontinuities?

Published on 16 Sep 2018 - 17:28

score 472 · Answer 4 · 2026-03-25 08:09:02

472

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An example of a group with a topology

Published on 25 Mar 2026 - 8:09

score 65 · Answer 5 · 2026-03-31 10:01:01

65

Views

Pointwise functions on vector space (reference request)

Published on 31 Mar 2026 - 10:01

score 97 · Answer 6 · 2018-09-17 08:55:23

97

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Theorem on continuous function

Published on 17 Sep 2018 - 8:55

score 357 · Answer 7 · 2018-09-17 10:19:48

Continuity of piecewise function involving defined by $f(x) = x\lfloor \frac{1}{x} \rfloor$ if $x \neq 0$ and $f(x) = 1$ when $x = 0$

score 69 · Answer 8 · 2018-09-17 15:51:38

69

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Show that $f : \mathbb R \to \mathbb C \in 2\pi\mathrm i \mathbb Z$ when $L : \mathbb C\setminus\{0\} \to \mathbb C$ is continuous

Published on 17 Sep 2018 - 15:51

score 121 · Answer 9 · 2018-09-17 17:49:14

121

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Proving "if $f$ is continuous on $[a,b]$ then $f$ is bounded on $[a,b]$" without using Bolzano-Weierstrass

Published on 17 Sep 2018 - 17:49

score 78 · Answer 10 · 2026-03-25 19:06:57

78

Views

Continuity of $f(x)=\left\lfloor \frac12 x -1\right\rfloor$

Published on 25 Mar 2026 - 19:06

score 421 · Answer 11 · 2026-04-01 15:49:26

421

Views

Integral Operator: Linear and Continuous

Published on 01 Apr 2026 - 15:49

score 381 · Answer 12 · 2026-03-25 11:32:30

381

Views

Use Mean Value Theorem to Determine if an Initial Value Problem Has a Solution (Lipschitz)

Published on 25 Mar 2026 - 11:32

score 848 · Answer 13 · 2018-09-19 07:34:47

848

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Can we use l-hospital to prove whether limit exists or not?

Published on 19 Sep 2018 - 7:34

score 71 · Answer 14 · 2026-03-29 03:37:01

71

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Which of the following conditions imply that this convergence is uniform?

Published on 29 Mar 2026 - 3:37

score 186 · Answer 15 · 2026-03-26 09:17:45

186

Views

Confused by conditions for smoothness for a complex curve. Tangent exists vs smoothness

Published on 26 Mar 2026 - 9:17

List Question

Proving and disproving some statements based on Extreme Value Theorem

How to show that $f$ is a zero function?

Can a function have uncountably many jump discontinuities?

An example of a group with a topology

Pointwise functions on vector space (reference request)

Theorem on continuous function

Continuity of piecewise function involving defined by $f(x) = x\lfloor \frac{1}{x} \rfloor$ if $x \neq 0$ and $f(x) = 1$ when $x = 0$

Show that $f : \mathbb R \to \mathbb C \in 2\pi\mathrm i \mathbb Z$ when $L : \mathbb C\setminus\{0\} \to \mathbb C$ is continuous

Proving "if $f$ is continuous on $[a,b]$ then $f$ is bounded on $[a,b]$" without using Bolzano-Weierstrass

Continuity of $f(x)=\left\lfloor \frac12 x -1\right\rfloor$

Integral Operator: Linear and Continuous

Use Mean Value Theorem to Determine if an Initial Value Problem Has a Solution (Lipschitz)

Can we use l-hospital to prove whether limit exists or not?

Which of the following conditions imply that this convergence is uniform?

Confused by conditions for smoothness for a complex curve. Tangent exists vs smoothness

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