On open mappings of compactifications of the ray onto an arc

• Autorzy: Charatonik, J. J. , Charatonik, W. J. , Pyrih, P.
• Języki publikacji: EN

Abstrakty

EN

The existence of an open mapping from a compactification of a ray onto the closed unit interval [0, 1] is investigated. The main theorem says that such an open mapping does exist if and only if there is a confluent mapping of the remainder onto [0, 1].

Słowa kluczowe

PL

continuum; łuk; odwzorowanie; promień; przedział jednostkowy

EN

arc; confluent; continuum; mapping; open; ray; unit interval

• Czasopismo: Bulletin of the Polish Academy of Sciences. Mathematics
• Rocznik: 2002
• Tom: Vol. 50, no 1
• Strony: 11-20
• Opis fizyczny: Bibliogr. 17 poz.

Twórcy

autor

Charatonik, J. J.

• Mathematical Institute, University of Wrocław, pl. Grunwaldzki 2/4, 50-384 Wrocław, Poland,
• Instituto de Matemáticas, Unam, Circuito Exterior, Ciudad Universitaria, 04510 México, D. F., México

autor

Charatonik, W. J.

• Department of Mathematics and Statistics, University of Missouri-Rolla, Rolla, MO 65409-0020, U. S. A.,

autor

Pyrih, P.

• Department of Mathematical Analysis, Charles University, Sokolovská 83, CZ-186 75 Prague 8, Czech Republic,

Bibliografia

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