Separate continuity topology and a generalization of Sierpinski's theorem (in Ukrainian)

Author
V.V.Myhaylyuk
Department of Mathematical Analysis, Yuriy Fedkovych Chernivtsi National University, Chernivtsi, Ukraine
Abstract
The separate continuity topology is considered and some its properties are investigated. With help of these properties a generalization of Sierpinski theorem on determination of a real separately continuous function by its values on a dense set is obtained.
Keywords
separate continuity topology, properties of separate continuity, Sierpinski theorem, determination by dense set, real functions, generalization of Sierpinski theorem
DOI
doi:10.30970/ms.14.2.193-196
Reference
1. Sierpiński W. Sur une propertie de fonctions de deux variables réeles, continues par rapport à chacune de variables // Publ. Math. Univ. Belgrade. – 1932. – V.1. – P.125–128.

2. Piotrowski Z., Wingler E.Y. On Sierpiński's theorem on the determination of separately continuous functions // Q$\&$A in General Topology.\ -- 1997.\ -- V. 15.\ -- 1997.\ -- P.15--19.

3. Piotrowski Z. Quasi-continuity and product spaces // Proc. Intern. Geom. Top., Warshawa. – 1980. – P.349–352.

Pages
193-196
Volume
14
Issue
2
Year
2000
Journal
Matematychni Studii
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