• vector space (TVS) is said to be countably barrelled if every weakly bounded countable union of equicontinuous subsets of its continuous dual space is again...
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  • vector. A barrelled set or a barrel in a topological vector space is a set that is convex, balanced, absorbing, and closed. Barrelled spaces are studied...
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  • countably quasi-barrelled space is a σ-quasi-barrelled space. Every barrelled space, every countably barrelled space, and every quasi-barrelled space...
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  • quasi-ultrabarrelled. Barrelled space Countably barrelled space Countably quasi-barrelled space Infrabarreled space Ultrabarrelled space Uniform boundedness...
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  • barrelled. Barrelled space – Type of topological vector space Countably barrelled space Countably quasi-barrelled space Infrabarreled space Uniform boundedness...
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  • space that is sequentially complete is barrelled. A locally convex Hausdorff quasibarrelled space is a Mackey space, quasi-M-barrelled, and countably...
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  • In mathematics, a topological space X {\displaystyle X} is said to be a Baire space if countable unions of closed sets with empty interior also have empty...
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  • semi-reflexive countably barrelled space that is not barrelled. Grothendieck space - A generalization which has some of the properties of reflexive spaces and includes...
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  • Meagre set (redirect from Nonmeager space)
    meagre subsets of a fixed space form a σ-ideal of subsets; that is, any subset of a meagre set is meagre, and the union of countably many meagre sets is meagre...
    18 KB (2,928 words) - 06:11, 12 November 2024
  • Banach space cannot be the union of countably many closed subspaces, unless it is already equal to one of them; a Banach space with a countable Hamel basis...
    104 KB (17,224 words) - 06:29, 3 October 2024
  • X} is a DF-space, also written (DF)-space, if X {\displaystyle X} is a countably quasi-barrelled space (i.e. every strongly bounded countable union of equicontinuous...
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  • descriptions of redirect targets Countably quasi-barrelled space Complete metric space – Metric geometry Complete topological vector space – A TVS where points that...
    7 KB (1,205 words) - 19:48, 30 June 2024
  • space that is complete (and so sequentially complete) but neither barrelled nor bornological. Bornological spaces need not be barrelled and barrelled...
    26 KB (3,805 words) - 18:56, 27 December 2023
  • 0\right\}} is necessarily countable (that is, either finite or countably infinite); in other words, all but at most countably many r i {\displaystyle r_{i}}...
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  • locally convex spaces are also paracompact normal reflexive barrelled spaces. The strong dual spaces of both S ( R n ) {\displaystyle {\mathcal {S}}\left(\mathbb...
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  • condition, where the dual space is endowed with the topology of uniform convergence on totally bounded sets. Montel space: a barrelled space where every closed...
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  • X_{b(X^{\prime },X)}^{\prime }} is complete. If X {\displaystyle X} is a barrelled space, then its topology coincides with the strong topology β ( X , X ′ )...
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  • Press. Husain, Taqdir; Khaleelulla, S. M. (1978). Barrelledness in Topological and Ordered Vector Spaces. Lecture Notes in Mathematics. Vol. 692. Berlin...
    24 KB (4,600 words) - 18:46, 3 October 2024
  • TVSs of a family of bornological (resp. barrelled, quasi-barrelled) spaces has this same property. Every LF-space is a meager subset of itself. The strict...
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  • ISBN 978-0-387-89488-1. Husain, Taqdir (1978). Barrelledness in topological and ordered vector spaces. Berlin New York: Springer-Verlag. ISBN 3-540-09096-7...
    27 KB (4,344 words) - 16:00, 8 May 2024
  • in functions More generally, on any compactly generated space; e.g., a first-countable space. Rudin 1991, p. 44 §2.5. Reed & Simon (1980), p. 29; Rudin...
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  • Thumbnail for Pontryagin duality
    Pontryagin duality (category Lp spaces)
    right Haar measure on a locally compact group G {\displaystyle G} is a countably additive measure μ defined on the Borel sets of G {\displaystyle G} which...
    39 KB (5,807 words) - 20:34, 7 November 2024
  • residence in Benin City. ——— (1967). "Some remarks on countably barrelled and countably quasibarrelled spaces". Proceedings of the Edinburgh Mathematical Society...
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  • and Y {\displaystyle Y} are barrelled spaces and Z {\displaystyle Z} is locally convex. X {\displaystyle X} is a F-space, Y {\displaystyle Y} is metrizable...
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  • C_{c}^{k}(U),} as well as its strong dual space, is a complete Hausdorff locally convex barrelled bornological Mackey space. The strong dual of C c k ( U ) {\displaystyle...
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  • OCLC 589250. Husain, Taqdir; Khaleelulla, S. M. (1978). Barrelledness in Topological and Ordered Vector Spaces. Lecture Notes in Mathematics. Vol. 692. Berlin...
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  • ISBN 978-0201029857. Husain, Taqdir; Khaleelulla, S. M. (1978). Barrelledness in Topological and Ordered Vector Spaces. Lecture Notes in Mathematics. Vol. 692. Berlin...
    91 KB (15,843 words) - 12:50, 4 October 2024
  • OCLC 886098. Husain, Taqdir; Khaleelulla, S. M. (1978). Barrelledness in Topological and Ordered Vector Spaces. Lecture Notes in Mathematics. Vol. 692. Berlin...
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  • everywhere). The space of all Henstock–Kurzweil-integrable functions is often endowed with the Alexiewicz norm, with respect to which it is barrelled but incomplete...
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  • OCLC 589250. Husain, Taqdir; Khaleelulla, S. M. (1978). Barrelledness in Topological and Ordered Vector Spaces. Lecture Notes in Mathematics. Vol. 692. Berlin...
    6 KB (960 words) - 20:56, 12 August 2022