Vol. 9 No. 1 (1989)

Regular articles

• Key and superkey for a closure function

  Van Bao Le, Ho Thuan

  73-82

  • PDF

• A decomposition theorem for a class of infinite transformation semigroups

  Ralph P. Tucci

  39-54

  • PDF

• O stroenii klona burle na trehèlementnom množestve

  János Demetrovics, I. A. Mal'cev

  1-25

  • PDF (Русский)

• Bibliographie

  János Csirik

  83-88

  • PDF

• Two transformations on attribute grammars improving the complexity of their evaluation

  Éva Gombás, Miklós Bartha

  55-72

  • PDF

• Asymptotic analysis of some controlled finite-source queueing systems

  V. V. Anisimov, János Sztrik

  27-38

  • PDF