Hypergraphs
| Title | Source | Status | Imp. | Posted |
|---|---|---|---|---|
| Ryser's conjecture | opg | partial | ★★★ | 2007-03-19 |
| Simultaneous partition of hypergraphs | opg | open | ★★ | 2013-03-06 |
| Turán's problem for hypergraphs | opg | open | ★★ | 2013-03-12 |
| Frankl's union-closed sets conjecture | opg | partial | ★★ | 2008-09-25 |
| ¿Are critical k-forests tight? | opg | disproved | ★★ | 2007-09-01 |