1. A lower bound for finding predecessors in Yao's cell probe model

   • M. Ajtai

   OriginalPaper Pages: 235 - 247

2. Intersection theorems in permutation groups

   • P. J. Cameron
   • M. Deza
   • P. Frankl

   OriginalPaper Pages: 249 - 260

3. Ramanujan graphs

   • A. Lubotzky
   • R. Phillips
   • P. Sarnak

   OriginalPaper Pages: 261 - 277

4. Balanced extensions of graphs and hypergraphs

   • A. Rucinski
   • A. Vince

   OriginalPaper Pages: 279 - 291

5. Edge coloring of hypergraphs and a conjecture of ErdÖs, Faber, Lovász

   • W. I. Chang
   • E. L. Lawler

   Note Pages: 293 - 295