1. Certificates of Positivity in the Bernstein Basis

   • Fatima Boudaoud
   • Fabrizio Caruso
   • Marie-Françoise Roy

   OriginalPaper 05 December 2007 Pages: 639 - 655

2. Efficient Algorithms for Maximum Regression Depth

   • Marc van Kreveld
   • Joseph S. B. Mitchell
   • Bettina Speckmann

   OriginalPaper Open access 21 December 2007 Pages: 656 - 677

3. Weighted Derivations and the cd-Index

   • Duško Jojić

   OriginalPaper 23 February 2008 Pages: 678 - 689

4. Discrete and Lexicographic Helly-Type Theorems

   • Nir Halman

   OriginalPaper 18 September 2007 Pages: 690 - 719

5. On Average Distortion of Embedding Metrics into the Line

   • Yuri Rabinovich

   OriginalPaper 05 February 2008 Pages: 720 - 733

6. A Sharper Estimate on the Betti Numbers of Sets Defined by Quadratic Inequalities

   • Saugata Basu
   • Michael Kettner

   OriginalPaper 19 September 2007 Pages: 734 - 746

7. Embedding into l _∞ ² Is Easy, Embedding into l _∞ ³ Is NP-Complete

   • Jeff Edmonds

   OriginalPaper 05 February 2008 Pages: 747 - 765

8. Piercing Families of Convex Sets with the d-Intersection Property in ℝ ^d

   • R. N. Karasev

   OriginalPaper 28 December 2007 Pages: 766 - 777

9. Automorphisms and Distinguishing Numbers of Geometric Cliques

   • Michael O. Albertson
   • Debra L. Boutin

   OriginalPaper 15 February 2008 Pages: 778 - 785

10. There Are Integral Heptagons, no Three Points on a Line, no Four on a Circle

    • Tobias Kreisel
    • Sascha Kurz

    OriginalPaper 29 September 2007 Pages: 786 - 790

11. Note on the Pair-crossing Number and the Odd-crossing Number

    • Géza Tóth

    OriginalPaper 14 September 2007 Pages: 791 - 799