1. A Characterisation of the Generalized Quadrangle Q (5, q) Using Cohomology

   • Matthew R. Brown

   OriginalPaper Pages: 107 - 125

2. On the p-Ranks of the Adjacency Matrices of Distance-Regular Graphs

   • René Peeters

   OriginalPaper Pages: 127 - 149

3. Affine Type A Crystal Structure on Tensor Products of Rectangles, Demazure Characters, and Nilpotent Varieties

   • Mark Shimozono

   OriginalPaper Pages: 151 - 187

4. Spectral Characterizations of Some Distance-Regular Graphs

   • Edwin R. Van Dam
   • Willem H. Haemers

   OriginalPaper Pages: 189 - 202