topological vector space (TVS) is said to be quasi-complete or boundedly complete if every closed and bounded subset is complete. This concept is of...
3 KB (459 words) - 23:31, 2 November 2022
metrizable spaces. Every complete topological vector space is quasi-complete and every quasi-complete topological vector space is sequentially complete. Cauchy...
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space (quasi-compact space) as a topological space where each filter has a cluster point (i.e., 8. in the above). For any subset A of Euclidean space...
45 KB (5,704 words) - 04:39, 27 June 2025
analysis, a Banach space (/ˈbɑː.nʌx/, Polish pronunciation: [ˈba.nax]) is a complete normed vector space. Thus, a Banach space is a vector space with a metric...
102 KB (17,049 words) - 16:58, 14 April 2025
space (TVS) is said to be countably quasi-barrelled if every strongly bounded countable union of equicontinuous subsets of its continuous dual space is...
4 KB (488 words) - 23:26, 2 November 2022
analysis and related areas of mathematics, a complete topological vector space is a topological vector space (TVS) with the property that whenever points...
91 KB (15,850 words) - 22:49, 28 June 2025
Quasinorm (redirect from Quasi-Banach space)
complete quasinormed space is called a quasi-Banach space. Every Banach space is a quasi-Banach space, although not conversely. A quasinormed space (...
7 KB (936 words) - 18:18, 19 September 2023
bornological. Every quasi-complete infrabarrelled space is barrelled. A locally convex Hausdorff quasibarrelled space that is sequentially complete is barrelled...
7 KB (1,180 words) - 05:33, 7 June 2025
\sigma \left(X,X^{\prime }\right)} is quasi-complete. If X {\displaystyle X} is a Hausdorff locally convex space then the following are equivalent: X {\displaystyle...
39 KB (6,409 words) - 20:06, 12 September 2024
Ultrabarrelled spaces and ultrabornological spaces are quasi-ultrabarrelled. Complete and metrizable TVSs are quasi-ultrabarrelled. Barrelled space Countably...
3 KB (342 words) - 22:24, 2 November 2022
spaces are essentially identical. They are called quasi-isometric if there is a quasi-isometry between them. A normed vector space is a vector space equipped...
82 KB (11,434 words) - 17:46, 21 May 2025
theorem states that the set of finite trees over a well-quasi-ordered set of labels is itself well-quasi-ordered under homeomorphic embedding. A finitary application...
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particular, bornological spaces are Mackey spaces. Every quasi-complete (i.e. all closed and bounded subsets are complete) bornological space is barrelled. There...
26 KB (3,804 words) - 18:56, 27 December 2023
Coherent sheaf (redirect from Quasi-coherent)
for studying the sections of a given coherent sheaf. A quasi-coherent sheaf on a ringed space ( X , O X ) {\displaystyle (X,{\mathcal {O}}_{X})} is a...
40 KB (6,934 words) - 00:04, 8 June 2025
Steady-state model (redirect from Quasi-steady state cosmology)
Bang is implicitly accepted and is used as the basis of more complete theories.: 388 Quasi-steady-state cosmology (QSS) was proposed in 1993 by Fred Hoyle...
16 KB (1,797 words) - 19:15, 24 June 2025
category, simplicially enriched category, topological category, complete Segal space. A quasi-category is also an (∞, 1)-category. Model structure There is...
22 KB (3,351 words) - 12:35, 11 June 2025
Venus' quasi-satellite Earth Moon Near-Earth asteroids 2021 PH27 99942 Apophis 433 Eros Earth trojans (2010 TK7) Earth-crosser asteroids Earth's quasi-satellites...
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space is again a Mackey space. A separated quotient of a Mackey space is again a Mackey space. A Mackey space need not be separable, complete, quasi-barrelled...
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barrelled spaces that are not σ-quasi-barrelled. There exist quasi-complete locally convex TVSs that are not sequentially barrelled. Barrelled space H-space Quasibarrelled...
4 KB (528 words) - 23:26, 2 November 2022
mathematics, a complete lattice is a partially ordered set in which all subsets have both a supremum (join) and an infimum (meet). A conditionally complete lattice...
18 KB (2,709 words) - 14:43, 17 June 2025
{\displaystyle p} -norm is a normed vector space. Moreover, it turns out that this space is complete, thus making it a Banach space. The grid distance or rectilinear...
65 KB (12,217 words) - 21:17, 14 April 2025
Total order (redirect from Complete total order)
ordered subfield that is isomorphic to the rational numbers. Any Dedekind-complete ordered field is isomorphic to the real numbers. The letters of the alphabet...
22 KB (3,147 words) - 10:51, 4 June 2025
Glossary of Riemannian and metric geometry (redirect from Quasi-geodesic)
compact. Every proper metric space is complete. Pseudo-Riemannian manifold Quasi-convex subspace of a metric space X {\textstyle X} is a subset Y ⊆ X {\textstyle...
28 KB (3,756 words) - 23:58, 19 June 2025
Order topology (redirect from Ordinal space)
(possibly infinitely many) such open intervals and rays. A topological space X is called orderable or linearly orderable if there exists a total order...
15 KB (2,175 words) - 00:47, 19 May 2025
is a natural preorder on the set of the points of a topological space. For most spaces that are considered in practice, namely for all those that satisfy...
10 KB (1,414 words) - 15:58, 2 May 2025
ordered vector space or partially ordered vector space is a vector space equipped with a partial order that is compatible with the vector space operations...
23 KB (3,959 words) - 05:47, 21 May 2025
rigid space. Huber worked out a theory of adic spaces to resolve this, by taking a limit over all blow-ups. These spaces are quasi-compact, quasi-separated...
7 KB (908 words) - 20:17, 29 May 2025
Riesz space, lattice-ordered vector space or vector lattice is a partially ordered vector space where the order structure is a lattice. Riesz spaces are...
31 KB (5,296 words) - 11:25, 31 October 2024
A quasi-experiment is a research design used to estimate the causal impact of an intervention. Quasi-experiments share similarities with experiments and...
22 KB (2,880 words) - 21:50, 23 June 2025
{\bar {z}}} . There are quasi-conformal mappings in every isotopy class and so an alternative definition for The Teichmüller space is as follows. Fix a Riemann...
33 KB (4,998 words) - 11:26, 2 June 2025