Orthocomplemented Posets with a Symmetric Difference Milan MatoušekPavel Pták OriginalPaper 13 February 2009 Pages: 1 - 21
Disconnected Ordered Sets are Max-Reconstructible Marta PrzyborowskaAleksander Rutkowski OriginalPaper 13 January 2009 Pages: 23 - 29
On the Scope of Averaging for Frankl’s Conjecture Gábor CzédliMiklós MarótiE. Tamás Schmidt OriginalPaper 17 January 2009 Pages: 31 - 48
Topological Duality for Boolean Algebras with a Normal n-ary Monotonic Operator Sergio Arturo Celani OriginalPaper 16 January 2009 Pages: 49 - 67
Choice Functions and Extensive Operators V. DanilovG. Koshevoy OriginalPaper 03 February 2009 Pages: 69 - 94
Convex Sets in Acyclic Digraphs Paul BalisterStefanie GerkeGregory Gutin OriginalPaper 06 February 2009 Pages: 95 - 100