1. Forms of the congruence principality

   • I. Chajda

   OriginalPaper Pages: 241 - 248

2. A lower bound on the number of sharp shadow-boundaries of convex polytopes

   • E. Makai Jr.
   • H. Martini

   OriginalPaper Pages: 249 - 260

3. Infinite strings with discrete spectrum

   • M. Horváth

   OriginalPaper Pages: 261 - 278

4. Lower bound of overall exponential sums for polynomialsϕ(x ^d )

   • L. A. Bassalygo
   • V. A. Zinov'ev
   • S. N. Licyn

   OriginalPaper Pages: 279 - 287

5. Hahn—Banach and Banach—Steinhaus theorems for convex processes

   • J. Abreu
   • A. Etcheberry

   OriginalPaper Pages: 289 - 297

6. On measurability of quasi-continuous and some related maps

   • J. Ewert

   OriginalPaper Pages: 299 - 304

7. Local homeomorphisms onto nonunicoherent continua

   • S. Miklos

   OriginalPaper Pages: 305 - 306

8. Book reviews

   • E. Molnár
   • P. L. Erdős
   • Zs. Páles

   BookReview Pages: 307 - 311