1. On Spin Models, Modular Invariance, and Duality

   • Eiichi Bannai
   • Etsuko Bannai
   • Francois Jaeger

   OriginalPaper Pages: 203 - 228

2. Discriminantal Arrangements, Fiber Polytopes and Formality

   • Margaret M. Bayer
   • Keith A. Brandt

   OriginalPaper Pages: 229 - 246

3. Distance-Regular Graphs with Strongly Regular Subconstituents

   • Anna Kasikova

   OriginalPaper Pages: 247 - 252

4. Aztec Diamonds, Checkerboard Graphs, and Spanning Trees

   • Donald E. Knuth

   OriginalPaper Pages: 253 - 257

5. Partitioned Tensor Products and Their Spectra

   • Donald E. Knuth

   OriginalPaper Pages: 259 - 267

6. Rational Functions and Association Scheme Parameters

   • Douglas A. Leonard

   OriginalPaper Pages: 269 - 277

7. On (p ^a , p ^b , p ^a , p ^a-b )-Relative Difference Sets

   • Bernhard Schmidt

   OriginalPaper Pages: 279 - 297

8. A Characterization of Distance-Regular Graphs with Diameter Three

   • Edwin R. van Dam
   • Willem H. Haemers

   OriginalPaper Pages: 299 - 303