1. Cleavability in Ordered Spaces

   • Harold Bennett
   • Robert Byerly
   • David Lutzer

   OriginalPaper Pages: 1 - 17

2. Convex Drawings of Planar Graphs and the Order Dimension of 3-Polytopes

   • Stefan Felsner

   OriginalPaper Pages: 19 - 37

3. Idempotent Totally Symmetric Operations on Finite Posets

   • Cs. Szabó
   • L. Zádori

   OriginalPaper Pages: 39 - 47

4. On the Partially Ordered Semigroup Generated by the Class Operators I,R,H,S,P

   • Rozália Sz. Madarász
   • Boža Tasić

   OriginalPaper Pages: 49 - 60

5. Reconstruction of N-free Ordered Sets

   • Bernd S. W. Schröder

   OriginalPaper Pages: 61 - 68

6. Height Preserving Minimal Interval Extensions

   • Philippe Baldy
   • Michel Morvan

   OriginalPaper Pages: 69 - 77

7. Order Varieties and Monotone Retractions of Finite Posets

   • Gábor Kun
   • Csaba Szabó

   OriginalPaper Pages: 79 - 88

8. Biclosed Binary Relations and Galois Connections

   • Florent Domenach
   • Bruno Leclerc

   OriginalPaper Pages: 89 - 104