Autor:	Ondřej F. K. Kalenda, Vojtěch Kovařík
Rok vydání:	2018
Předmět:	Pure mathematics 010102 general mathematics 0103 physical sciences Lindelöf space Banach space Mathematics::General Topology 010307 mathematical physics Geometry and Topology Compactification (mathematics) 0101 mathematics 01 natural sciences Mathematics Separable space
Zdroj:	Topology and its Applications. 233:44-51
ISSN:	0166-8641
DOI:	10.1016/j.topol.2017.10.020
Popis:	We prove that hereditarily Lindelof space which is F σ δ in some compactification is absolutely F σ δ . In particular, this implies that any separable Banach space is absolutely F σ δ when equipped with the weak topology.
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_________::e159c1978e96246f55084fbd0a44d950 https://doi.org/10.1016/j.topol.2017.10.020 Zobrazit plný text záznamu Full Text from ScienceDirect