https://ogma.newcastle.edu.au/vital/access/ /manager/Index en-au 5 https://ogma.newcastle.edu.au/vital/access/ /manager/Repository/uon:19022 Wed 04 Sep 2019 11:13:46 AEST ]]> https://ogma.newcastle.edu.au/vital/access/ /manager/Repository/uon:24113 [n]\A there is an A ∈ A with X ⊆ A or A ⊆ X, and (3) A is r-regular, i.e., every point x ∈ [n] is contained in exactly r members of A. We prove lower bounds on r, and we describe constructions for regular maximal antichains with small regularity.]]> Thu 30 May 2019 19:13:22 AEST ]]>