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| Type | Title | Author | Replies | Last Post |
|---|---|---|---|---|
| category | generalized closure | Anonymous | 0 | 18 years 19 weeks ago |
| category | Porton, Victor | Anonymous | 0 | 18 years 19 weeks ago |
| forum topic | Trouble with ~ in \href links | maxal | 1 | 18 years 19 weeks ago |
| Open problem | Counterexamples to the Baillie-PSW primality test | maxal | 0 | 18 years 19 weeks ago |
| category | Michon, Gérard P. | Anonymous | 0 | 18 years 19 weeks ago |
| category | Euler, Leonhard P. | Anonymous | 0 | 18 years 19 weeks ago |
| Open problem | A sextic counterexample to Euler's sum of powers conjecture | maxal | 0 | 18 years 19 weeks ago |
| category | cycle space | Anonymous | 0 | 18 years 19 weeks ago |
| Open problem | Geodesic cycles and Tutte's Theorem | Agelos | 0 | 18 years 19 weeks ago |
| category | geodesic cycles | Anonymous | 0 | 18 years 19 weeks ago |
| category | peripheral cycles | Anonymous | 0 | 18 years 19 weeks ago |
| category | Sprüssel, Philipp | Anonymous | 0 | 18 years 19 weeks ago |
| category | Labeling | rs | 0 | 18 years 19 weeks ago |
| category | Computational Number Theory | Robert Samal | 0 | 18 years 19 weeks ago |
| category | covering system | rs | 0 | 18 years 19 weeks ago |
| category | oriented coloring | rs | 0 | 18 years 19 weeks ago |
| category | oriented graph | rs | 0 | 18 years 19 weeks ago |
| Open problem | Oriented chromatic number of planar graphs | Robert Samal | 0 | 18 years 19 weeks ago |
| Open problem | Covering systems with big moduli | Robert Samal | 0 | 18 years 19 weeks ago |
| Open problem | Odd incongruent covering systems | Robert Samal | 0 | 18 years 19 weeks ago |
| category | Selfridge, John L. | rs | 0 | 18 years 19 weeks ago |
| Open problem | Hamiltonian cycles in powers of infinite graphs | Robert Samal | 0 | 18 years 21 weeks ago |
| Open problem | Hamiltonian cycles in line graphs of infinite graphs | Robert Samal | 0 | 18 years 21 weeks ago |
| category | Thomassen, Carsten | Robert Samal | 0 | 18 years 21 weeks ago |
| category | line graphs | Robert Samal | 0 | 18 years 21 weeks ago |
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