1. Semimodular lattices with isomorphic graphs

   • C. Ratanaprasert
   • B. A. Davey

   OriginalPaper Pages: 1 - 13

2. The cardinality of FM(1+1+n)

   • Peter Luksch

   OriginalPaper Pages: 15 - 30

3. Linear extensions of partial orders preserving monotonicity

   • Jenö Szigeti
   • Bertalan Nagy

   OriginalPaper Pages: 31 - 35

4. Arithmetic progressions in partially ordered sets

   • William T. Trotter
   • Peter Winkler

   OriginalPaper Pages: 37 - 42

5. Setup optimization problems with matroid structure

   • Ulrich Faigle
   • Rainer Schrader

   OriginalPaper Pages: 43 - 54

6. Greedy linear extensions for minimizing bumps

   • Fawzi Al-Thukair
   • Nejib Zaguia

   OriginalPaper Pages: 55 - 63

7. Partitioning Boolean lattices into chains of subsets

   • Jerrold R. Griggs
   • Roger K. -C. Yeh
   • Charles M. Grinstead

   OriginalPaper Pages: 65 - 67

8. On complete partially ordered sets and compatible topologies

   • Murray Bell
   • John Ginsburg

   OriginalPaper Pages: 69 - 78

9. Different orthomodular orthocomplementations on a lattice

   • Herbert Gross

   OriginalPaper Pages: 79 - 92

10. Unsolved problems

    BriefCommunication Pages: 93 - 93

11. Announcement

    Announcement Pages: 95 - 95