members above the compact element. This notion of compactness simultaneously generalizes the notions of finite sets in set theory, compact sets in topology...
7 KB (1,061 words) - 20:37, 12 May 2025
mathematics, a compact (topological) group is a topological group whose topology realizes it as a compact topological space (when an element of the group...
30 KB (4,472 words) - 20:43, 23 November 2024
topology, compactness is a property that seeks to generalize the notion of a closed and bounded subset of Euclidean space. The idea is that a compact space...
45 KB (5,704 words) - 03:15, 17 April 2025
Compact for Migration, a UN non-binding intergovernmental agreement Compact element, those elements of a partially ordered set that cannot be subsumed...
2 KB (328 words) - 11:00, 5 November 2024
The Honda Element is a compact crossover SUV manufactured by Honda and marketed in North America over a single generation for model years 2003–2011 — and...
20 KB (2,115 words) - 23:33, 15 October 2024
one for each element of I; MI denotes the product of copies of M, one for each element of I). Every indecomposable algebraically compact module has a...
6 KB (757 words) - 18:08, 23 May 2023
Mercury is a chemical element; it has symbol Hg and atomic number 80. It is commonly known as quicksilver. A heavy, silvery d-block element, mercury is the...
127 KB (13,395 words) - 03:13, 18 May 2025
when a top element (the infimum of the empty set) is adjoined to a Scott domain, one can conclude that: the new top element is compact (since the order...
7 KB (1,027 words) - 14:19, 7 May 2025
Totally bounded space (redirect from Pre-compact space)
related branches of mathematics, total-boundedness is a generalization of compactness for circumstances in which a set is not necessarily closed. A totally...
14 KB (1,935 words) - 11:37, 6 May 2025
An HTML element is a type of HTML (HyperText Markup Language) document component, one of several types of HTML nodes (there are also text nodes, comment...
114 KB (12,895 words) - 21:38, 15 April 2025
(infimum, meet) Limit superior and limit inferior Irreducible element Prime element Compact element Cofinal and coinitial set, sometimes also called dense Meet-dense...
5 KB (396 words) - 23:32, 16 April 2025
Array (data structure) (redirect from Array element)
architecture, and implementation. Memory-wise, arrays are compact data structures with no per-element overhead. There may be a per-array overhead (e.g., to...
24 KB (3,412 words) - 06:03, 28 March 2025
the element joliotium (Jl) after Frédéric Joliot-Curie (1965). IUPAC concluded that the JINR had been the first to convincingly synthesize the element (1965)...
17 KB (2,031 words) - 09:02, 26 February 2025
In mathematics, an element (or member) of a set is any one of the distinct objects that belong to that set. For example, given a set called A containing...
7 KB (846 words) - 03:34, 23 March 2025
Bolzano–Weierstrass theorem (redirect from Sequential compactness theorem)
sequentially compact if every sequence { x n } {\displaystyle \{x_{n}\}} in A {\displaystyle A} has a convergent subsequence converging to an element of A {\displaystyle...
12 KB (2,065 words) - 17:06, 27 March 2025
mathematics, a weakly compact cardinal is a certain kind of cardinal number introduced by Erdős & Tarski (1961); weakly compact cardinals are large cardinals...
7 KB (918 words) - 22:28, 13 March 2025
meaning that given two maximal compact subgroups K and L, there is an element g ∈ G such that gKg−1 = L. Hence a maximal compact subgroup is essentially unique...
12 KB (1,772 words) - 09:48, 15 April 2025
identity element. Thus every topological group has a neighborhood basis at the identity element consisting of symmetric sets. If G is a locally compact commutative...
51 KB (7,560 words) - 10:58, 15 April 2025
sets is taken element-wise. In particular, K ( X ) {\displaystyle K(X)} forms a two-sided ideal in B ( X ) {\displaystyle B(X)} . Any compact operator is...
17 KB (2,659 words) - 02:22, 21 November 2024
C*-algebra (section C*-algebras of compact operators)
{\displaystyle C_{0}(X)} has a multiplicative unit element if and only if X {\displaystyle X} is compact. As does any C*-algebra, C 0 ( X ) {\displaystyle...
20 KB (2,830 words) - 09:30, 14 January 2025
mathematics, an identity element or neutral element of a binary operation is an element that leaves unchanged every element when the operation is applied...
10 KB (742 words) - 17:06, 14 April 2025
Rng (algebra) (redirect from Adjoining an identity element)
functions decreasing to zero at infinity, especially those with compact support on some (non-compact) space. Rngs appear in the following chain of class inclusions:...
17 KB (2,258 words) - 17:57, 14 March 2025
atomic measure. A random set is a set-valued random element. One specific example is a random compact set. Let ( M , d ) {\displaystyle (M,d)} be a complete...
13 KB (1,890 words) - 19:13, 13 October 2023
non-empty sets, it is possible to construct a new set by choosing one element from each set, even if the collection is infinite. Formally, it states...
59 KB (7,917 words) - 15:47, 15 May 2025
continuous. s ( x ) = 1 {\displaystyle s(x)=1} , whenever x in G is a compact element. s ( x n ) = s ( x ) n {\displaystyle s(x^{n})=s(x)^{n}} for every...
6 KB (752 words) - 08:51, 8 December 2024
and compact element with the three main metatarsals only lacking the first one, in all metatarsals the upper end is slightly eroded. Although compact, the...
15 KB (1,364 words) - 03:51, 17 May 2025
The Family Compact was a small closed group of men who exercised most of the political, economic and judicial power in Upper Canada (today's Ontario)...
43 KB (5,058 words) - 12:54, 27 March 2025
Simple Lie group (section Compact Lie groups)
each non-compact simple Lie group G, one compact and one non-compact. The non-compact one is a cover of the quotient of G by a maximal compact subgroup...
35 KB (2,379 words) - 17:58, 17 April 2025
In mathematics, a Casimir element (also known as a Casimir invariant or Casimir operator) is a distinguished element of the center of the universal enveloping...
20 KB (3,663 words) - 00:25, 22 September 2024
Pontryagin duality (redirect from Locally compact abelian topological group)
In mathematics, Pontryagin duality is a duality between locally compact abelian groups that allows generalizing Fourier transform to all such groups,...
39 KB (5,827 words) - 15:35, 23 April 2025