<abstract xmlns="http://www.w3.org/1999/xhtml"><p> We continue to investigate the generalizations of the notion of wQN-space introduced by [L. Bukovský-J. Šupina: Modifications of sequence selection principles, Topology Appl. 160 (2013), 2356-2370] and by [J. Šupina: On Ohta-Sakai’s properties of a topological space (to appear)]. We present covering characterizations, slightly different formulations, and some new relations among them </p></abstract>

We continue to investigate the generalizations of the notion of wQN-space introduced by [L. Bukovský-J. Šupina: Modifications of sequence selection principles, Topology Appl. 160 (2013), 2356-2370] and by [J. Šupina: On Ohta-Sakai’s properties of a topological space (to appear)]. We present covering characterizations, slightly different formulations, and some new relations among them

Notes on Modifications of A wQN-Space

Institute of Mathematics P. J. Šafárik University in Kŏsice Jesenn´a 5 SK–040-01 Kŏsice SLOVAKIA

Tatra Mountains Mathematical Publications

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Notes on Modifications of A wQN-Space"}

We continue to investigate the generalizations of the notion of wQN-space introduced by [L. Bukovský-J. Šupina: Modifications of sequence selection principles,...

Notes on Modifications of A wQN-Space

Published Online: Aug 15, 2014

Page range: 129 - 136

Received: Dec 02, 2013

DOI: https://doi.org/10.2478/tmmp-2014-0011

Keywords
semicontinuous function, wQN-space

© 2014

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Notes on Modifications of A wQN-Space

Published Online: Aug 15, 2014

Page range: 129 - 136

Received: Dec 02, 2013

DOI: https://doi.org/10.2478/tmmp-2014-0011

Keywordssemicontinuous function, wQN-space

© 2014

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
semicontinuous function, wQN-space