1. Notes on some estimations in rational approximation, I

   • G. Németh

   OriginalPaper Pages: 1 - 17

2. On cycles of directed graphs

   • Z. Ésik

   OriginalPaper Pages: 19 - 23

3. On a representation of distributive lattices

   • E. T. Schmidt

   OriginalPaper Pages: 25 - 31

4. A note on partially balanced ternary designs

   • B. L. Misra

   OriginalPaper Pages: 33 - 39

5. A note on minimal generators of hereditary radicals

   • W. G. Leavitt

   OriginalPaper Pages: 41 - 47

6. Minimum time control for a minimum cost control problem in banach space

   • R. N. Mukherjee

   OriginalPaper Pages: 49 - 63

7. On an expression of the spectrum in BP^*-algebras

   • M. Akkar
   • M. El Azhari
   • M. Oudadess

   OriginalPaper Pages: 65 - 67

8. Oscillations in second order differential equations with alternating coefficients

   • S. R. Grace
   • B. S. Lalli

   OriginalPaper Pages: 69 - 78

9. Kernel approximations of a wiener process

   • U. Stadtmüller

   OriginalPaper Pages: 79 - 90

10. Research problems

    • L. Fejes Tóth

    OriginalPaper Pages: 91 - 92

11. Book reviews

    • L. Simon
    • H. Bernau
    • V. Komornik

    BookReview Pages: 93 - 96