1. Four Lines in Space

   • Jaume Aguadé

   OriginalPaper 20 January 2009 Pages: 1 - 16

2. On Existence of Semifields with Free Automorphism Groups

   • Mashhour Ibrahim AlAli

   OriginalPaper 17 February 2009 Pages: 17 - 22

3. On Blocking Sets of External Lines to a Hyperbolic Quadric in PG(3, q), q Even

   • Paola Biondi
   • Pia Maria Lo Re

   OriginalPaper 04 February 2009 Pages: 23 - 27

4. A Missing Prime Configuration in the Hausdorff Metric Geometry

   • Chantel C. Blackburn
   • Kristina Lund
   • Alexander Zupan

   OriginalPaper 30 January 2009 Pages: 28 - 59

5. Jacobi–Jacobi Commuting Models and Manifolds

   • Peter Gilkey
   • Veselin Videv

   OriginalPaper 24 January 2009 Pages: 60 - 68

6. Constant Scalar Curvature of Cyclic Surfaces in E⁵

   • Fathi M. Hamdoon
   • Emad M. Solouma

   OriginalPaper 17 February 2009 Pages: 69 - 78

7. Vectors, Cyclic Submodules, and Projective Spaces Linked with Ternions

   • Hans Havlicek
   • Metod Saniga

   OriginalPaper 28 December 2008 Pages: 79 - 90

8. Covering a Plane Convex Body by Its Negative Homothets

   • Zsolt Lángi

   OriginalPaper 07 January 2009 Pages: 91 - 99

9. On Hyperbolic Trigonometry

   • George Michael
   • Rachid Bendidi
   • Donald Bough

   OriginalPaper 24 January 2009 Pages: 100 - 104

10. On M. T. Calapso’s Characterization of the Metric of an Absolute Plane

    • Victor Pambuccian
    • Rolf Struve

    OriginalPaper 20 January 2009 Pages: 105 - 116

11. Segre Subproduct, Its Geometry, Automorphisms and Examples

    • Krzysztof Prażmowski
    • Mariusz Żynel

    OriginalPaper 17 February 2009 Pages: 117 - 142

12. On Archimedean Fields

    • Adolf Schleiermacher

    OriginalPaper 30 January 2009 Pages: 143 - 173

13. Convex Sets with Large Distortion

    • Gabor Toth

    OriginalPaper 17 February 2009 Pages: 174 - 192