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  • {{short description|Theorem in algebraic topology about the complex K-theory spectrum}} ...uced by [[Victor Snaith]], identifies the [[complex K-theory]] [[spectrum (topology)|spectrum]] with the [[localization of a spectrum|localization]] of the sus ...
    782 bytes (99 words) - 19:00, 27 July 2020
  • {{short description|Offers a substitute for the absence of excision in homotopy theory}} ...em''' offers a substitute for the absence of [[Excision theorem|excision]] in [[homotopy theory]]. More precisely, let <math>(X; A, B)</math> be an [[exc ...
    2 KB (258 words) - 21:47, 11 May 2021
  • {{Short description|Two theorems needed for Quillen's Q-construction in algebraic K-theory}} .... The two theorems play central roles in Quillen's [[Q-construction]] in [[algebraic K-theory]] and are named after [[Daniel Quillen]]. ...
    3 KB (442 words) - 16:26, 6 July 2023
  • {{short description|Result in algebraic K-theory relating Chow groups to cohomology}} ...matics)|field]] is isomorphic to the cohomology of ''X'' with coefficients in the K-theory of the structure sheaf <math>\mathcal{O}_X</math>; that is, ...
    2 KB (236 words) - 20:43, 10 July 2024
  • {{DISPLAYTITLE:Basic theorems in algebraic ''K''-theory}} {{short description|Four mathematical theorems}} ...
    4 KB (646 words) - 04:08, 16 September 2024
  • {{DISPLAYTITLE:Fundamental theorem of algebraic ''K''-theory}} In [[algebra]], the '''fundamental theorem of [[algebraic K-theory|algebraic ''K''-theory]]''' describes the effects of [[change of rings|changing the r ...
    3 KB (393 words) - 11:50, 28 November 2024
  • ...of ''X'' there is a fundamental system of neighborhoods (in the classical topology) of ''x'' whose intersection with ''Y'' is connected. ...unibranch and geometrically unibranch points are used in some theorems in algebraic geometry. For example, there is the following result: ...
    2 KB (277 words) - 23:40, 12 August 2023
  • ...id are the purely algebraic analogue of this construction, giving a purely algebraic description of quasi-coherent sheaves on a stack: this is one of the first == Structure theorems == ...
    4 KB (686 words) - 10:12, 27 May 2024
  • ...matics)|knot]]s or [[link (knot theory)|link]]s. The conditions are stated in terms of the [[group (mathematics)|group]] structures on braids. ...ates that every [[knot (mathematics)|knot]] or [[link (knot theory)|link]] in three-dimensional Euclidean space is the closure of a [[braid (mathematics) ...
    3 KB (394 words) - 15:13, 16 January 2024
  • The '''Mackey–Arens theorem''' is an important theorem in [[functional analysis]] that characterizes those [[locally convex]] [[Topol {{Main|Polar topology|Mackey topology}} ...
    4 KB (627 words) - 22:17, 20 April 2023
  • In mathematics, the '''twisted Poincaré duality''' is a theorem removing the r ...theorem with real coefficients features [[de Rham cohomology]] with values in the '''orientation bundle'''. This is the '''[[flat vector bundle|flat]]''' ...
    3 KB (395 words) - 17:42, 9 April 2021
  • In [[algebraic topology]], '''Hilton's theorem''', proved by {{harvs|txt|first=Peter|last=Hilton|au ...year=1972}} showed more generally that the loop space of the [[Suspension (topology)|suspension]] of a wedge of spaces can be written as an infinite product of ...
    3 KB (423 words) - 08:42, 27 December 2024
  • ...braic scheme ''X'' with [[linear algebraic group action|action of a linear algebraic group]] ''G'', via Quillen's [[Q-construction]]; thus, by definition, ...2–1995)].</ref> Specifically, he proved equivariant analogs of fundamental theorems such as the localization theorem. ...
    5 KB (745 words) - 08:58, 13 August 2023
  • ...y simple [[Brown–Peterson cohomology|BP-homology]], and are useful objects in [[stable homotopy theory]]. ...ihQC&q=Larry+Smith+algebraic+topology&pg=PA341|title=Handbook of Algebraic Topology|last=James|first=I. M.|date=1995-07-18|publisher=Elsevier|isbn=978008053298 ...
    3 KB (528 words) - 22:31, 26 June 2023
  • In [[algebraic geometry]], the '''Atiyah–Bott formula''' says<ref>{{harvnb|Gaitsgory|Lurie [[Category:Theorems in algebraic geometry]] ...
    2 KB (220 words) - 12:27, 9 August 2023
  • ...motopy group|homotopy groups]] of a [[ring spectrum]] to be [[nilpotent]], in terms of the [[complex cobordism]] spectrum <math>\mathrm{MU}</math>. More ...ation | last=Ravenel | first=Douglas C. | title=Nilpotence and periodicity in stable homotopy theory | url=https://books.google.com/books?isbn=069102572X ...
    3 KB (411 words) - 09:50, 5 January 2024
  • ...ecause it allows one to construct analogues of [[algebraic number field]]s in the p-adic context. One of the useful structure theorems for vector spaces over locally compact fields is that the finite dimensiona ...
    5 KB (757 words) - 12:43, 14 February 2024
  • {{Short description|Mathematical result about equivariant K-theory in homotopy theory}} ...''' is a [[theorem]] in [[mathematics]] about [[equivariant]] [[K-theory]] in [[homotopy theory]]. Let ''G'' be a [[compact group|compact]] [[Lie group]] ...
    4 KB (511 words) - 07:22, 19 August 2023
  • ...s function|continuous]] at [[zero]] in the ''Sazonov topology'' and such a topology is called ''sufficient''. The theorem is named after the two [[Russia|Russi ...t |last=Schwartz |publisher=Tata Institute of Fundamental Research Studies in Mathematics |title=Radon measures on arbitrary topological spaces and cylin ...
    6 KB (987 words) - 20:55, 15 February 2025
  • In mathematics, the first '''Blakers–Massey theorem''', named after [[Albert B ...| last=Hatcher | first=Allen | authorlink=Allen Hatcher| title= Algebraic Topology, Theorem 4.23 }}</ref> gave vanishing conditions for certain [[excisive tri ...
    5 KB (690 words) - 05:20, 13 May 2023
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