OAI/Combinatorics/Ryser/Incidence/FourAnchorsGeometry.lean
2 declarations, 0 contain sorry, 0 declared as axioms
- theorem
OAI.RyserCoveringCounterexample.Incidence.joinedNeighbors_card_lowerline 16 - theorem
OAI.RyserCoveringCounterexample.Incidence.projective_joinedNeighbors_card_lowerline 71