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| Type | Title | Author | Replies | Last Post |
|---|---|---|---|---|
| category | Caccetta, L. | Anonymous | 0 | 13 years 14 weeks ago |
| Open problem | Caccetta-Häggkvist Conjecture | fhavet | 0 | 13 years 14 weeks ago |
| category | Häggkvist, Roland | Anonymous | 0 | 13 years 14 weeks ago |
| Open problem | Directed path of length twice the minimum outdegree | fhavet | 0 | 13 years 14 weeks ago |
| category | Linhares Sales, Claudia | Anonymous | 0 | 13 years 15 weeks ago |
| Open problem | Antidirected trees in digraphs | fhavet | 0 | 13 years 15 weeks ago |
| category | Thomassé, Stéphan | Anonymous | 0 | 13 years 15 weeks ago |
| category | Addario-Berry, Louigi | Anonymous | 0 | 13 years 15 weeks ago |
| category | Havet, Frédéric | Anonymous | 0 | 13 years 15 weeks ago |
| category | Alspach, Brian | Anonymous | 0 | 13 years 15 weeks ago |
| category | Mason, David W. | Anonymous | 0 | 13 years 15 weeks ago |
| category | Pullman, Norman J. | Anonymous | 0 | 13 years 15 weeks ago |
| Open problem | Decomposing an even tournament in directed paths. | fhavet | 0 | 13 years 15 weeks ago |
| Open problem | Oriented trees in n-chromatic digraphs | fhavet | 0 | 13 years 15 weeks ago |
| category | Burr, S. A. | Anonymous | 0 | 13 years 15 weeks ago |
| Open problem | Discrete Logarithm Problem | cplxphil | 3 | 13 years 15 weeks ago |
| category | graph colourings | Anonymous | 0 | 13 years 15 weeks ago |
| category | discrete homotopy | Anonymous | 0 | 13 years 15 weeks ago |
| category | Same day loans,Instant Loans | Anonymous | 0 | 13 years 15 weeks ago |
| Open problem | Good Edge Labelings | DOT | 1 | 13 years 16 weeks ago |
| category | INFINITY | Anonymous | 0 | 13 years 17 weeks ago |
| category | JUSTIN ABRAHAM | Anonymous | 0 | 13 years 17 weeks ago |
| category | ZERO | Anonymous | 0 | 13 years 17 weeks ago |
| Open problem | Special Primes | maththebalans | 2 | 13 years 17 weeks ago |
| category | 24 hour loans for unemployed, loans for unemployed | Anonymous | 0 | 13 years 17 weeks ago |
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