View Original: | Aigner poset.svg (144x414) | |||
Download: | Original | Medium | Small | Thumb |
Courtesy of: | commons.wikimedia.org | More Like This | ||
Keywords: Aigner poset.svg partially ordered set in which the bounds of the 1/3 “2/3 conjecture are exactly met factored as a series composition of 1-element and 3-element partial orders According to a result of Aigner A note on merging Order 2 1985 257 “264 doi 10 1007/BF00333131 this is the only extreme case for width-two partial orders own David Eppstein Hasse diagrams Files by User David Eppstein from en wikipedia |