Question

Give an example of a function $u$ and a space $\Omega$ which fails the weak maximum principles

score 30 · Answer 1 · 2026-03-25 06:10:54

30

Views

Give an example of a function $u$ and a space $\Omega$ which fails the weak maximum principles

Published on 25 Mar 2026 - 6:10

score 299 · Answer 2 · 2026-03-26 12:05:49

299

Views

Ambitous Summer study schedule - is it realistic

Published on 26 Mar 2026 - 12:05

score 123 · Answer 3 · 2026-03-25 06:03:59

123

Views

Prove this version of Poincaré inequality

Published on 25 Mar 2026 - 6:03

score 101 · Answer 4 · 2026-03-25 06:01:37

101

Views

Is it important to keep one's goal in mind when learning calculus?

Published on 25 Mar 2026 - 6:01

score 767 · Answer 5 · 2018-05-21 09:53:27

767

Views

Prove that $\frac{1}{(1+e^x)}$ is strictly convex over $[0,\infty]$

Published on 21 May 2018 - 9:53

score 85 · Answer 6 · 2018-05-21 12:40:00

85

Views

Given that $u$ is harmonic. Prove $\Delta v \geq 0$ where $v = |\nabla u |^2$

Published on 21 May 2018 - 12:40

score 142 · Answer 7 · 2018-05-22 06:37:18

142

Views

Infinite cartesian product from Herbert Enderton's Elements of set theory

Published on 22 May 2018 - 6:37

score 333 · Answer 8 · 2018-05-22 15:48:39

333

Views

What's an 'Exceptional' Geometry book that has 'Solutions' for beginners.

Published on 22 May 2018 - 15:48

score 123 · Answer 9 · 2018-05-23 02:17:39

123

Views

What should I study in order to understand cohomology group?

Published on 23 May 2018 - 2:17

score 694 · Answer 10 · 2026-03-24 20:29:10

694

Views

Show that the annulus $1 \leq x^2 + y^2 \leq 3$ is positively invariant

Published on 24 Mar 2026 - 20:29

score 2.1k · Answer 11 · 2026-03-25 01:23:56

2.1k

Views

Beta distribution as ratio involving Gamma distributions

Published on 25 Mar 2026 - 1:23

score 619 · Answer 12 · 2026-03-26 04:30:49

619

Views

Anxillary of Normal distribution

Published on 26 Mar 2026 - 4:30

score 157 · Answer 13 · 2026-03-22 16:35:22

157

Views

Learning approach and book reccomendations for having had little to no math in school.

Published on 22 Mar 2026 - 16:35

score 248 · Answer 14 · 2018-05-28 12:42:59

248

Views

Given an initial system is a Hamiltonian. Show that a linear transformation of this system is also a Hamiltonian and find what the Hamiltonian is

Published on 28 May 2018 - 12:42

score 250 · Answer 15 · 2018-05-29 10:56:46

250

Views

Why is this system not Hamiltonian?

Published on 29 May 2018 - 10:56

List Question

Give an example of a function $u$ and a space $\Omega$ which fails the weak maximum principles

Ambitous Summer study schedule - is it realistic

Prove this version of Poincaré inequality

Is it important to keep one's goal in mind when learning calculus?

Prove that $\frac{1}{(1+e^x)}$ is strictly convex over $[0,\infty]$

Given that $u$ is harmonic. Prove $\Delta v \geq 0$ where $v = |\nabla u |^2$

Infinite cartesian product from Herbert Enderton's Elements of set theory

What's an 'Exceptional' Geometry book that has 'Solutions' for beginners.

What should I study in order to understand cohomology group?

Show that the annulus $1 \leq x^2 + y^2 \leq 3$ is positively invariant

Beta distribution as ratio involving Gamma distributions

Anxillary of Normal distribution

Learning approach and book reccomendations for having had little to no math in school.

Given an initial system is a Hamiltonian. Show that a linear transformation of this system is also a Hamiltonian and find what the Hamiltonian is

Why is this system not Hamiltonian?

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