1. States and^*-representations, I

   • Z. Sebestyén

   OriginalPaper Pages: 163 - 171

2. A note on perfect graphs

   • K. Cameron
   • J. Edmonds
   • L. Lovász

   OriginalPaper Pages: 173 - 175

3. Steiner triple systems of order 19 associated with a certain type of projective plane of order 10

   • A. R. Prince

   OriginalPaper Pages: 177 - 184

4. Symmetry and -commutativity of topological^*-algebras

   • M. Fragoulopoulou

   OriginalPaper Pages: 185 - 209

   

5. Homogeneity in infinite permutation groups

   • H. D. Macpherson

   OriginalPaper Pages: 211 - 233

6. On some inequalities for convex and ∇-convex sequences of higher order, I

   • J. E. Pečarić
   • B. A. Mesihović
   • N. Stojanović

   OriginalPaper Pages: 235 - 239

7. A remark on the alternating algorithm

   • Á. P. Bosznay

   OriginalPaper Pages: 241 - 244

8. Research problems

   • J. Dénes

   OriginalPaper Pages: 245 - 246