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Answers
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10
Examples of major theorems with very hard proofs that have NOT dramatically improved over time
Dec 22 '13 at 16:15
10
Fundamental Examples
Nov 16 '09 at 11:11
3
Does War have infinite expected length?
Apr 21 '11 at 7:30
20
Experimental Mathematics
Jan 26 '10 at 18:39
2
Expert, Intuitive, Organizing Analogies
Mar 25 at 9:37
3
Important formulas in Combinatorics
Mar 17 at 16:21
9
What is the Cayley projective plane?
Nov 24 '09 at 10:03
1
Important formulas in Combinatorics
Mar 15 at 13:34
5
“Database” of simplicial polytopes/spheres
Jan 29 at 19:17
2
How many simplicial complexes on n vertices up to homotopy equivalence?
Feb 3 at 19:55
2
Classifying two-faces of four-polytopes
Feb 3 at 14:41
4
Tverberg partitions with less than (r-1)(d+1)+1 points
Jan 31 '13 at 16:56
4
Proposals for polymath projects
Jan 29 at 1:23
5
Examples of theorems with proofs that have dramatically improved over time
Sep 24 '15 at 11:24
1
What is known about the chromatic number for minimum-distance graphs in higher dimensions?
Jan 6 at 8:28
111
Examples of common false beliefs in mathematics
May 7 '10 at 11:03
3
Colorings of triangulations as a generalization of the four-color problem
Jan 6 at 8:19
11
Counterexamples in algebraic topology?
Feb 14 '11 at 5:59
8
What are the implications of the new quasi-polynomial time solution for the Graph Isomorphism problem?
Dec 21 '15 at 21:07
14
Can one make Erdős's Ramsey lower bound explicit?
Nov 7 '09 at 21:20
6
Generalizations of the Four-Color theorem
Sep 15 '15 at 16:33
19
Why is “P vs. NP” necessarily relevant?
Feb 3 '11 at 22:34
7
Algebraic Proof of 4-Colour Theorem?
Sep 13 '15 at 7:39
8
New grand projects in contemporary math
Sep 8 '15 at 17:28
3
Important formulas in Combinatorics
Sep 6 '15 at 18:33
9
Important formulas in Combinatorics
Aug 17 '15 at 9:35
13
A Book You Would Like to Write
Feb 13 '11 at 10:52
8
Important formulas in Combinatorics
Sep 2 '15 at 13:22
4
Experimental Mathematics
Sep 2 '15 at 10:23
7
Important formulas in Combinatorics
Sep 1 '15 at 7:34
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