Shahrooz's user avatar
Shahrooz's user avatar
Shahrooz's user avatar
Shahrooz
  • Member for 12 years, 3 months
  • Last seen more than a month ago
4 votes
3 answers
3k views

Battle of the brains; cultural mathematics [closed]

6 votes
2 answers
2k views

Counting Special Graphs

19 votes
6 answers
2k views

Mathematical Paper That Just Links Two Different Fields of Sciences

4 votes
4 answers
2k views

Homotopical Combinatorics

7 votes
4 answers
2k views

Cayley graphs and its subgraphs

28 votes
1 answer
1k views

Public games for solving open problems

6 votes
1 answer
1k views

Good Surface,Bad Surface-Surface classification

13 votes
1 answer
976 views

A nice problem by Peter Cameron on subsets of $\{1,\dots,n\}$

3 votes
1 answer
772 views

Graphical representation of chromatic polynomial

2 votes
3 answers
658 views

Non-isomorphic graphs with the same numbers of closed walks

3 votes
2 answers
611 views

Minimum sum among fixed length factors of a number

7 votes
2 answers
584 views

cospectral graphs

5 votes
0 answers
493 views

Learning a new field under publishing pressure? [closed]

7 votes
1 answer
435 views

Cospectrality and dimension of graphs

1 vote
1 answer
405 views

Decomposition of Matrix to its sub-matrix with constant rank

6 votes
2 answers
405 views

Existence of finite set of points in the revolving circles

3 votes
2 answers
401 views

irreducible polynomials on the polynomial sequence

6 votes
1 answer
393 views

Binary weight of shifted integers

5 votes
3 answers
387 views

Operation on Isospectral graphs

1 vote
1 answer
381 views

existence of fractal [closed]

1 vote
1 answer
373 views

spectrum and degree sequence

7 votes
0 answers
292 views

Topology and infinite number of primes

3 votes
3 answers
268 views

learning sources about Ihara Coefficient

3 votes
1 answer
264 views

The probability that two graphs have same number of edges

7 votes
1 answer
258 views

Frucht's type theorem for Riemann surface

6 votes
1 answer
251 views

Subsets of a group with special property

1 vote
1 answer
223 views

The cliques of cospectral graphs

1 vote
0 answers
221 views

Cayley graphs with special subgraphs and some related problems

3 votes
1 answer
212 views

Quotient Ring number

4 votes
1 answer
207 views

Diophantine equation for generating computably enumerable set