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mdevos
| Type | Post | Author | Replies | Last post |
|---|---|---|---|---|
| Open problem | Chords of longest cycles | mdevos | 1 | 1 year 29 weeks ago |
| Open problem | Complete bipartite subgraphs of perfect graphs | mdevos | 1 | 4 years 15 weeks ago |
| Open problem | Friendly partitions | mdevos | 1 | 4 years 39 weeks ago |
| Open problem | Triangle free strongly regular graphs | mdevos | 4 | 4 years 48 weeks ago |
| Open problem | Hedetniemi's Conjecture | mdevos | 5 | 5 years 9 weeks ago |
| Open problem | (2 + epsilon)-flow conjecture | mdevos | 1 | 5 years 10 weeks ago |
| Open problem | Goldberg's conjecture | mdevos | 2 | 11 years 47 weeks ago |
| category | graph invariant | mdevos | 0 | 12 years 5 weeks ago |
| category | cospectral | mdevos | 0 | 12 years 5 weeks ago |
| Open problem | Are almost all graphs determined by their spectrum? | mdevos | 0 | 12 years 5 weeks ago |
| category | expander | mdevos | 0 | 12 years 6 weeks ago |
| category | eigenvalue | mdevos | 0 | 12 years 6 weeks ago |
| category | signed graph | mdevos | 0 | 12 years 6 weeks ago |
| category | signing | mdevos | 0 | 12 years 6 weeks ago |
| category | Ramanujan graph | mdevos | 0 | 12 years 6 weeks ago |
| Open problem | Signing a graph to have small magnitude eigenvalues | mdevos | 0 | 12 years 6 weeks ago |
| category | Bilu, Yonatan | mdevos | 0 | 12 years 6 weeks ago |
| Open problem | Graham's conjecture on tree reconstruction | mdevos | 5 | 12 years 15 weeks ago |
| Open problem | Coloring the Odd Distance Graph | mdevos | 8 | 13 years 7 weeks ago |
| Open problem | Cycle double cover conjecture | mdevos | 3 | 13 years 12 weeks ago |
| Open problem | 4-regular 4-chromatic graphs of high girth | mdevos | 2 | 13 years 14 weeks ago |
| Open problem | Petersen coloring conjecture | mdevos | 2 | 13 years 23 weeks ago |
| Open problem | Characterizing (aleph_0,aleph_1)-graphs | mdevos | 2 | 13 years 23 weeks ago |
| Open problem | The Berge-Fulkerson conjecture | mdevos | 9 | 13 years 23 weeks ago |
| Open problem | Twin prime conjecture | kaushiks.nitt | 5 | 13 years 23 weeks ago |
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