1. Roundz-filters and round subsets ofβX

   • M. Mandelker

   OriginalPaper Pages: 1 - 8

2. Remarks on contractive projections in L _p -spaces

   • L. Tzafriri

   OriginalPaper Pages: 9 - 15

3. A simple 4-dimensional nonfacet

   • D. Barnette

   OriginalPaper Pages: 16 - 20

4. Representation of binary systems by families of binary relations

   • D. Tamari
   • A. Ginzburg

   OriginalPaper Pages: 21 - 32

5. Representation of generalized groups by families of binary relations

   • A. Ginzburg
   • D. Tamari

   OriginalPaper Pages: 33 - 45

6. On fixed point sets of homeomorphisms of then-ball

   • Helga Schirmer

   OriginalPaper Pages: 46 - 50

7. Generalized markushevich bases

   • J. A. Dyer

   OriginalPaper Pages: 51 - 59

8. L _∞ — Limit theorems for Markov processes

   • S. Horowitz

   OriginalPaper Pages: 60 - 62

9. Identities in rings with involutions

   • S. A. Amitsur

   OriginalPaper Pages: 63 - 68

10. Les Courbes Fermées Doubles Sans Points Triples Associées a Une Famille Continue

    • T. Zamfiresco

    OriginalPaper Pages: 69 - 89

11. Intersections by hyperplanes

    • M. Edelstein

    OriginalPaper Pages: 90 - 94