girth
| Title | Source | Status | Imp. | Posted |
|---|---|---|---|---|
| Mapping planar graphs to odd cycles | opg | partial | ★★★ | 2007-06-24 |
| Bounding the chromatic number of triangle-free graphs with fixed maximum degree | opg | open | ★★ | 2009-04-17 |
| 4-regular 4-chromatic graphs of high girth | opg | open | ★★ | 2008-06-18 |