Question

What is an example of a nonconstant subharmonic function that attains a minimum?

score 357 · Answer 1 · 2026-04-10 23:48:46

357

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What is an example of a nonconstant subharmonic function that attains a minimum?

Published on 10 Apr 2026 - 23:48

score 168 · Answer 2 · 2026-04-12 00:55:56

168

Views

Finding a space with $X \cong X+2$ and $X \not\cong X+1$.

Published on 12 Apr 2026 - 0:55

score 916 · Answer 3 · 2026-04-10 16:25:32

916

Views

Finding an example of a set $G$ which is not a group

Published on 10 Apr 2026 - 16:25

score 495 · Answer 4 · 2015-12-18 19:37:47

495

Views

When checking the absolute continuity of a measure, is it enough to consider a generating algebra?

Published on 18 Dec 2015 - 19:37

score 241 · Answer 5 · 2026-03-30 01:47:53

241

Views

Examples of toposes in which the Axiom of Determinacy holds.

Published on 30 Mar 2026 - 1:47

score 429 · Answer 6 · 2015-12-21 12:24:13

429

Views

Counterexample of polynomials in infinite dimensional Banach spaces

Published on 21 Dec 2015 - 12:24

score 314 · Answer 7 · 2015-12-22 21:06:07

314

Views

Unbounded operators: product of adjoints strictly extended by the adjoint of product

Published on 22 Dec 2015 - 21:06

score 976 · Answer 8 · 2015-12-22 22:16:42

976

Views

Easy examples of the Arzela-Ascoli Theorem

Published on 22 Dec 2015 - 22:16

score 1.5k · Answer 9 · 2015-12-23 19:00:18

1.5k

Views

Examples of product of two $L^1_\text{loc}$ functions that is not $L^1_{\text{loc}}$

Published on 23 Dec 2015 - 19:00

score 1.7k · Answer 10 · 2026-04-08 00:40:25

1.7k

Views

What is the largest set for which its set of self bijections is countable?

Published on 08 Apr 2026 - 0:40

score 270 · Answer 11 · 2015-12-24 19:21:31

270

Views

Example that differentiable functions do not form an integral domain?

Published on 24 Dec 2015 - 19:21

score 589 · Answer 12 · 2026-04-11 00:53:58

589

Views

Open set containing rationals but complement non-denumerable

Published on 11 Apr 2026 - 0:53

score 41 · Answer 13 · 2015-12-27 03:44:55

41

Views

Example of a function which demonstrates this equivalent condition for continuity

Published on 27 Dec 2015 - 3:44

score 1.6k · Answer 14 · 2026-04-10 15:42:40

1.6k

Views

Direct sum of two closed subspaces of Banach space is not closed

Published on 10 Apr 2026 - 15:42

score 20.3k · Answer 15 · 2026-04-11 15:28:09

20.3k

Views

Example of a relation that is reflexive but not symmetric

Published on 11 Apr 2026 - 15:28

List Question

What is an example of a nonconstant subharmonic function that attains a minimum?

Finding a space with $X \cong X+2$ and $X \not\cong X+1$.

Finding an example of a set $G$ which is not a group

When checking the absolute continuity of a measure, is it enough to consider a generating algebra?

Examples of toposes in which the Axiom of Determinacy holds.

Counterexample of polynomials in infinite dimensional Banach spaces

Unbounded operators: product of adjoints strictly extended by the adjoint of product

Easy examples of the Arzela-Ascoli Theorem

Examples of product of two $L^1_\text{loc}$ functions that is not $L^1_{\text{loc}}$

What is the largest set for which its set of self bijections is countable?

Example that differentiable functions do not form an integral domain?

Open set containing rationals but complement non-denumerable

Example of a function which demonstrates this equivalent condition for continuity

Direct sum of two closed subspaces of Banach space is not closed

Example of a relation that is reflexive but not symmetric

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