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103
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89
Famous mathematical quotes
Nov 29 '09 at 22:25
41
nontrivial theorems with trivial proofs
Jun 20 '10 at 2:32
39
Counterexamples in Algebra?
Jun 21 '10 at 23:34
36
Examples of great mathematical writing
Oct 15 '09 at 1:20
30
Proofs that require fundamentally new ways of thinking
Dec 9 '10 at 21:20
26
Examples of great mathematical writing
Oct 15 '09 at 18:01
22
Isomorphism between varieties of char 0
Aug 21 '11 at 18:34
21
The main theorems of category theory and their applications
Dec 14 '11 at 19:48
18
Why relativization can't solve NP !=P?
Aug 15 '10 at 16:06
16
Morava $K(n)$'s are not $E_{\infty}$
Aug 23 '14 at 18:27
15
Elementary examples of the Weil conjectures
Jan 2 '13 at 21:43
15
Does anyone know an intuitive proof of the Birkhoff ergodic theorem?
Jun 21 '10 at 23:56
14
Is homology finitely generated as an algebra?
Oct 3 '14 at 3:47
14
Connection of X(n) spectra to formal group laws
Dec 18 '12 at 4:00
14
Universal Property of the Smash Product (of pointed spaces)
Aug 29 '12 at 0:35
14
Lower Bounds in Theoretical Computer Science
Jul 11 '10 at 18:48
13
How nilpotent is the ring of stable homotopy groups of spheres?
Jun 29 '14 at 15:27
13
Does smoothness descend along flat morphisms?
Feb 22 '12 at 2:01
13
Is there an intuitive reason for Zariski's main theorem?
Oct 21 '11 at 14:14
13
Different ways of proving that two sets are equal
Feb 26 '10 at 21:07
12
Undergraduate Level Math Books
Oct 27 '09 at 23:08
12
What is the first interesting theorem in (insert subject here)?
Oct 26 '09 at 1:07
11
Treating Differential Operators as Numbers
Jun 26 '10 at 13:32
11
nontrivial theorems with trivial proofs
Jun 20 '10 at 2:13
11
Examples of common false beliefs in mathematics
May 5 '10 at 21:48
10
Ext groups and Serre duality
Aug 11 '11 at 14:13
10
Do etale maps satisfy the following?
Jul 17 '11 at 16:20
10
Favourite scholarly books?
Feb 28 '10 at 23:54
10
Famous mathematical quotes
Nov 30 '09 at 1:21
8
Power operations and Lambda-structure-like lifts of Frobenius in $E_\infty$-geometry?
Aug 15 '14 at 17:19
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