1. A nonuniform matroid which violates the isotopy conjecture

   • Neil L. White

   OriginalPaper 01 January 1989 Pages: 1 - 2

2. Geometric optimization andD ^P -completeness

   • Chanderjit Bajaj
   • Ming Li

   OriginalPaper 01 January 1989 Pages: 3 - 13

3. Note on induced subgraphs of the unit distance graphE ⁿ

   • Hiroshi Maehara

   OriginalPaper 01 January 1989 Pages: 15 - 18

4. Finite sphere packing and sphere covering

   • G. Fejes Tóth
   • P. Gritzmann
   • J. M. Wills

   OriginalPaper 01 January 1989 Pages: 19 - 40

5. Rectilinear shortest paths in the presence of rectangular barriers

   • P. J. de Rezende
   • D. T. Lee
   • Y. F. Wu

   OriginalPaper 01 January 1989 Pages: 41 - 53

6. Incidence-polytopes with toroidal cells

   • Asia Ivić Weiss

   OriginalPaper 01 January 1989 Pages: 55 - 73

7. A matroid on hypergraphs, with applications in scene analysis and geometry

   • Walter Whiteley

   OriginalPaper 01 January 1989 Pages: 75 - 95