22

Questions

7
13
votes
0
answers
183
views

Isoperimetric inequality on a Riemannian sphere

may 6 at 15:13 Alexandre Eremenko 10.6k12439

2
7
votes
1
answer
203
views

Invariance of the l.h.s. of Euler-Lagrange equation

apr 4 at 12:09 Robert Bryant 21.7k37597

3
14
votes
5
answers
1k
views

Smoothness of $f(\sqrt x)$

mar 25 at 21:48 Bazin 2,94828

21
37
votes
9
answers
3k
views

How do they verify a verifier of formalized proofs?

aug 19 at 21:40 Mark Adams 51166

4
11
votes
1
answer
326
views

Subdividing a polyhedral space into convex simplices

apr 5 12 at 23:14 Anton Petrunin 16.4k41110

6
18
votes
5
answers
1k
views

Easy proof of the fact that isotropic spaces are Euclidean

jan 19 12 at 9:47 Jose Navarro 13516

2
8
votes
3
answers
371
views

surfaces of constant centro-affine curvature

nov 14 11 at 10:26 Cristian Enache 111

2
16
votes
3
answers
963
views

A set that can be covered by arbitrarily small intervals

jun 16 11 at 16:49 mmm 73238

6
19
votes
1
answer
1k
views

What can be tiled by T-tetrominoes?

jun 16 11 at 7:46 fiufhg 1

5
11
votes
1
answer
405
views

Rational approximations on the circle

apr 19 11 at 15:15 GH 14.9k13153

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