25

Questions

55
72
votes
16
answers
9k
views

Geometric Interpretation of Trace

apr 5 at 22:43 R salimi 595

20
40
votes
14
answers
5k
views

What’s a nice argument that shows the volume of the unit n-ball in R^n approaches 0?

jun 23 10 at 12:48 Roland Bacher 6,9661038

29
31
votes
7
answers
4k
views

The ‘real’ use of Quantum Algebra, Non-commutative Geometry, Representation Theory, and Algebraic Geometry to Physics

apr 1 12 at 12:07 Anton Lyubinin 1114

28
25
votes
2
answers
7k
views

Digital Pen for Math: Your Experiences?

jan 25 10 at 16:17 Harald Hanche-Olsen 5,79011434

5
25
votes
4
answers
4k
views

When to start reviewing

feb 10 10 at 9:49 Gil Kalai 11.1k681146

10
20
votes
4
answers
983
views

Heuristic explanation of why we lose projectives in sheaves.

mar 13 11 at 23:38 Anton Geraschenko♦♦ 13.8k348108

3
14
votes
3
answers
719
views

What is the “correct” category of multisets

apr 18 10 at 6:15 Torsten Ekedahl 18k14268

5
11
votes
1
answer
890
views

Detailed proof of cup product equivalent to intersection

apr 7 10 at 4:49 Dev Sinha 2,4701020

11
10
votes
0
answers
631
views

Seeing stacks in the Calculus of Functors

jul 27 10 at 9:37 Charles Matthews 9,8001340

3
10
votes
5
answers
1k
views

Introducing Cryptology to Undergraduates

may 7 11 at 2:42 SGP 2,614414

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