• (every set is open). Every discrete space is extremally disconnected. Every indiscrete space is both extremally disconnected and connected. The Stone–Čech compactification...
    4 KB (529 words) - 23:47, 14 August 2024
  • not every totally disconnected Hausdorff space is extremally disconnected. Let X {\displaystyle X} be an arbitrary topological space. Let x ∼ y {\displaystyle...
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  • Thumbnail for Connected space
    topological space Extremally disconnected space – Topological space in which the closure of every open set is open Locally connected space – Property of...
    27 KB (3,874 words) - 20:36, 24 March 2025
  • algebras are Ockham algebras. Examples: The open-set lattice of an extremally disconnected space is a Stone algebra. The lattice of positive divisors of a given...
    2 KB (295 words) - 14:44, 31 May 2025
  • Rickart spaces and the corona sets of locally compact σ-compact Hausdorff spaces are sub-Stonean spaces. Extremally disconnected space F-space Gillman...
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  • dimension (real or stable rank) connectedness (projectionless) extremally disconnected spaces (AW*-algebras) Individual elements of a commutative C*-algebra...
    4 KB (476 words) - 06:17, 22 November 2021
  • space is the whole space, which is an open set, every hyperconnected space is extremally disconnected. The continuous image of a hyperconnected space...
    11 KB (1,807 words) - 05:40, 25 May 2025
  • this result that no infinite ξ-adic Hausdorff space can be an extremally disconnected space. Hyadic spaces were introduced by Eric van Douwen. They are...
    22 KB (3,619 words) - 19:51, 9 April 2025
  • Topological property (category Properties of topological spaces)
    than one point. Extremally disconnected. A space is extremally disconnected if every open set has an open closure. Path-connected. A space X is path-connected...
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  • AL-space X is a Banach lattice that can be identified with C R ( K ) {\displaystyle C_{\mathbb {R} }(K)} , where K is a compact extremally disconnected topological...
    2 KB (319 words) - 23:10, 2 November 2022
  • projective objects in the category of compact Hausdorff spaces are precisely the extremally disconnected spaces. This result is due to Gleason (1958), with a simplified...
    7 KB (970 words) - 20:06, 5 October 2024
  • Thumbnail for Compact space
    theorem. Stone spaces, compact totally disconnected Hausdorff spaces, form the abstract framework in which these spectra are studied. Such spaces are also useful...
    45 KB (5,704 words) - 03:15, 17 April 2025
  • Order topology (redirect from Ordinal space)
    not extremally disconnected in general (there are open sets, for example the even numbers from ω, whose closure is not open). The topological spaces ω1...
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  • Every discrete space is totally disconnected. Every non-empty discrete space is second category. Any two discrete spaces with the same cardinality are homeomorphic...
    15 KB (2,288 words) - 20:07, 21 January 2025
  • every open subset of X is again an open set, and therefore X is extremally disconnected. If S is any subset of X with more than one element, then all elements...
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  • Vector-valued Hahn–Banach theorems (category Topological vector spaces)
    Hausdorff space, extremally disconnected space T. (This space T is unique up to homeomorphism). where if in addition, Y is a vector space over the real...
    9 KB (1,203 words) - 07:53, 3 July 2023
  • Thumbnail for Carrington Event
    minutes." Portland operator: "Will do so. It is now disconnected." Boston: "Mine is disconnected, and we are working with the auroral current. How do...
    47 KB (4,852 words) - 18:26, 22 May 2025
  • Thumbnail for Zdeněk Frolík
    Math. Soc., 73 (1967), pp. 87–91 Homogeneity problems for extremally disconnected spaces - Comment. Math. Univ. Carolin., 8 (1967), pp. 757–763 Baire...
    4 KB (554 words) - 07:49, 29 November 2021
  • Thumbnail for General topology
    locally connected. A space in which all components are one-point sets is called totally disconnected. Related to this property, a space X is called totally...
    41 KB (5,740 words) - 19:21, 12 March 2025
  • Boolean algebra is complete if and only if its Stone space of prime ideals is extremally disconnected. Sikorski's extension theorem states that if A is a...
    10 KB (1,349 words) - 13:06, 14 April 2025
  • extremally disconnected). Any L p {\displaystyle L^{p}} space with the (almost everywhere) pointwise partial order is a Dedekind complete Riesz space...
    31 KB (5,296 words) - 11:25, 31 October 2024
  • Thumbnail for Driller Killer (band)
    Reality Bites (1998) CD And the Winner Is… (2000) LP/CD Cold, Cheap & Disconnected (2002) LP/CD The 4Q Mangrenade (2005) LP/CD Compilation albums A.I.R...
    10 KB (622 words) - 04:45, 11 May 2025
  • Thumbnail for Beatie Wolfe
    thinking behind Raw Space: Raw Space touches on the themes I’ve been exploring since my first album but in perhaps the most extreme and technicolor way...
    48 KB (4,554 words) - 05:41, 13 May 2025
  • Thumbnail for Launch and commissioning of the James Webb Space Telescope
    fuelling operations began on 25 November 2021, the fuelling system was disconnected on 3 December 2021, and verifications were concluded on 5 December 2021...
    60 KB (5,822 words) - 07:25, 17 November 2024
  • Thumbnail for Adolf Hitler
    retained a degree of autonomy. Hitler's leadership became increasingly disconnected from reality as the war turned against Germany, with the military's defensive...
    171 KB (19,145 words) - 02:17, 24 May 2025
  • Starfield (video game) (category Fiction about space pirates)
    negative criticism aimed at game developers. He stated it was "funny how disconnected some players are from the realities of game development, and yet they...
    93 KB (7,792 words) - 19:31, 28 May 2025
  • Thumbnail for C/2007 N3 (Lulin)
    "NASA's Swift Spies Comet Lulin". NASA. 2009-02-20. Retrieved 2013-08-03. "DISCONNECTED TAIL". spaceweather.com. Retrieved 2009-02-09. Wikimedia Commons has...
    14 KB (1,259 words) - 11:26, 30 May 2025
  • Thumbnail for Alcubierre drive
    achieve apparent faster-than-light travel by contracting space in front of it and expanding space behind it, under the assumption that a configurable energy-density...
    45 KB (5,556 words) - 23:29, 23 May 2025
  • power, and protection. Zion serves as a living space for humans who have chosen to be disconnected from the Matrix and fight against the machines that...
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  • Thumbnail for Expedition 25
    Expedition 25 (category Expeditions to the International Space Station)
    Expedition 25 was the 25th long-duration mission to the International Space Station (ISS). Expedition 25 began with the Soyuz TMA-18 undocking on 25 September...
    16 KB (1,067 words) - 15:14, 8 September 2024