HANTÁKOVÁ, Jana, Samuel Joshua ROTH and Lubomír SNOHA. Spaces where all closed sets are α-limit sets. Topology and its Applications. Amsterdam: Elsevier B.V., 2022, vol. 310, april, p. "108035-1"-"108035-16", 16 pp. ISSN 0166-8641. Available from: https://dx.doi.org/10.1016/j.topol.2022.108035.
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Basic information
Original name Spaces where all closed sets are α-limit sets
Authors HANTÁKOVÁ, Jana (203 Czech Republic, guarantor, belonging to the institution), Samuel Joshua ROTH (840 United States of America, belonging to the institution) and Lubomír SNOHA (703 Slovakia).
Edition Topology and its Applications, Amsterdam, Elsevier B.V. 2022, 0166-8641.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10101 Pure mathematics
Country of publisher Netherlands
Confidentiality degree is not subject to a state or trade secret
WWW Topology and its Applications
RIV identification code RIV/47813059:19610/22:A0000113
Organization unit Mathematical Institute in Opava
Doi http://dx.doi.org/10.1016/j.topol.2022.108035
UT WoS 000787183300004
Keywords in English alpha-Limit set; Space with enough arcs; AF-space
Tags
Tags International impact, Reviewed
Changed by Changed by: Mgr. Aleš Ryšavý, učo 28000. Changed: 4/3/2023 08:54.
Abstract
Metrizable spaces are studied in which every closed set is an α-limit set for some continuous map and some point. It is shown that this property is enjoyed by every space containing sufficiently many arcs (formalized in the notion of a space with enough arcs), though such a space need not be arcwise connected. Further it is shown that this property is not preserved by topological sums, products and continuous images and quotients. However, positive results do hold for metrizable spaces obtained by those constructions from spaces with enough arcs.
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