cubic
| Title | Source | Status | Imp. | Posted |
|---|---|---|---|---|
| 5-flow conjecture | opg | partial | ★★★★ | 2007-03-07 |
| The Berge-Fulkerson conjecture | opg | partial | ★★★★ | 2007-03-07 |
| Barnette's Conjecture | opg | partial | ★★★ | 2007-06-12 |
| Pentagon problem | opg | open | ★★★ | 2007-03-24 |
| Petersen coloring conjecture | opg | partial | ★★★ | 2007-03-07 |
| The intersection of two perfect matchings | opg | partial | ★★ | 2007-08-30 |