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Shahrooz Janbaz
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40
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23
Not especially famous, long-open problems which anyone can understand
Jun 22 '12 at 21:50
17
Where is number theory used in the rest of mathematics?
Mar 9 '12 at 19:10
10
Will quantum computing kill cryptography ?
Apr 20 '13 at 19:34
7
Does the Alternating group of degree $n>7$ have exactly one irreducible character of degree $n-1$?
Nov 9 '13 at 21:25
6
How many triangles can a connected graph with $n$ vertices and $m$ edges have?
Jun 26 at 11:33
5
Effects of many degree-2 variable nodes in the Tanner graph during the decoding of LDPC codes
Aug 23 at 7:05
4
Important formulas in Combinatorics
Aug 17 at 18:49
4
Math books for advanced high school students
Nov 5 '14 at 13:52
4
normalized laplacian spectrum of trees
Sep 29 '13 at 8:35
4
What are the major open problems in design theory nowaday?
Jan 10 '13 at 20:10
3
Maximum and minimum diameter of categorical graph product
Aug 31 at 12:07
3
How networks with high largest eigenvalues are more robust?
Jun 14 at 8:55
3
Non-DS circulant graphs
Sep 16 '14 at 10:39
3
Quantum algorithms for dummies
May 3 '13 at 18:03
3
Interesting applications of the Pigeon-hole Principle
Jan 26 '12 at 9:15
3
How might M.C. Escher have designed his patterns?
Jan 2 '12 at 19:41
2
Advice for PhD Supervisors
Sep 14 at 19:30
2
Integral roots of circulant matrix
Aug 19 at 6:24
2
Reflexive (hyperbolic) graphs
Jan 9 '14 at 17:41
2
How does the work of a pure mathematician impact society?
Jul 19 '13 at 9:40
2
Ramsey numbers and graph spectra
Apr 23 '13 at 16:31
2
Difference of the maximum eigenvalue of a graph with the one of one-edge-deleted subgraph
Dec 17 '12 at 21:49
2
The generator polynomial of cyclic code
Dec 16 '11 at 23:25
2
Good programs for drawing graphs ( directed weighted graphs )
Dec 16 '11 at 15:32
1
Finite groups with elements of order n
Sep 27 at 10:12
1
Open problems with monetary rewards
Dec 17 '14 at 18:07
1
Largest eigenvalue adjacency matrix-link deletion
Aug 25 '14 at 20:53
1
Cospectrality and dimension of graphs
Aug 12 '14 at 21:01
1
Properties of Graphs with an eigenvalue of -1 (adjacency matrix)?
Jan 9 '14 at 18:32
1
Are there proofs that you feel you did not “understand” for a long time?
May 17 '13 at 13:13
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