12

Questions
votes newest views recent
16
29
votes
11
answers
4k
views

Contest problems with connections to deeper mathematics.

may 10 at 9:29 Igor Kortchemski 41●1

 
1
vote
0
answers
106
views

Homotopy colimits over a certain subset category.

mar 28 at 15:10 Dedalus 614●7●17

1
4
votes
2
answers
315
views

Essential geometric morphisms on the étale site.

mar 5 at 8:49 ChrisLazda 502●3●8

7
16
votes
2
answers
384
views

Explicit computations of the étale homotopy type?

jan 8 at 13:34 David C 2,048●3●8

3
3
votes
4
answers
744
views

The fundamental groupoid and a pushout in the category of groupoids.

nov 23 at 17:15 Ronnie Brown 5,209●17●20

3
7
votes
3
answers
929
views

Sheafification - Why does twice suffice?

may 1 12 at 23:14 Tom Leinster 13.5k●1●40●82

14
15
votes
8
answers
4k
views

Undergraduate roadmap to algebraic geometry?

mar 3 11 at 3:01 Brian 836●2●14

2
8
votes
3
answers
985
views

Prepending strings to primes.

jan 2 11 at 9:30 Wadim Zudilin 8,664●1●24●59

1
6
votes
2
answers
818
views

When is a statement provable?

dec 30 10 at 7:25 Jason 1,944●1●5●16

 
3
votes
2
answers
1k
views

How to study a math text [closed]

aug 13 10 at 17:10 Marin F. 31●1●4

1 2 next