• In differential geometry, the localization formula states that for an equivariantly closed equivariant differential form α {\displaystyle \alpha } on an...
    4 KB (541 words) - 11:53, 19 February 2025
  • In mathematics, equivariant cohomology (or Borel cohomology) is a cohomology theory from algebraic topology which applies to topological spaces with a...
    12 KB (1,813 words) - 22:18, 13 March 2025
  • {\sin((2\lambda +1)X)}{\sin X/2}}} Weyl character formula Localization formula for equivariant cohomology Kirillov, A. A., Lectures on the Orbit Method,...
    3 KB (540 words) - 23:22, 29 March 2023
  • showed how to deduce the Duistermaat–Heckman formula from a localization theorem for equivariant cohomology. Berline, Nicole; Vergne, Michele (1982), "Classes...
    2 KB (168 words) - 17:15, 6 July 2021
  • d_{\mathfrak {g}},} which is called the equivariant cohomology of M (which coincides with the ordinary equivariant cohomology defined in terms of Borel construction...
    3 KB (439 words) - 23:09, 22 October 2022
  • Thumbnail for Michael Atiyah
    Michael Atiyah (category Institute for Advanced Study faculty)
    be deduced from a more general formula in equivariant cohomology, which was a consequence of well-known localization theorems. Atiyah showed that the...
    83 KB (8,832 words) - 18:56, 18 May 2025
  • proved equivariant analogs of fundamental theorems such as the localization theorem. Bott periodicity KK-theory KR-theory List of cohomology theories...
    27 KB (4,403 words) - 06:31, 11 May 2025
  • in terms of a localized Chern class. Over the complex numbers, the theorem is (or can be interpreted as) a special case of the equivariant index theorem...
    4 KB (663 words) - 06:49, 16 November 2024
  • subcomplexes. When the variety is smooth, the Chow groups can be interpreted as cohomology groups (compare Poincaré duality) and have a multiplication called the...
    26 KB (4,204 words) - 12:45, 14 December 2024
  • Kottwitz, Robert; MacPherson, Robert (1998), "Equivariant cohomology, Koszul duality, and the localization theorem", Inventiones Mathematicae, 131: 25–83...
    3 KB (313 words) - 23:24, 10 May 2021
  • generalized cohomology theory. Eilenberg–Zilber theorem elliptic elliptic cohomology. En-algebra equivariant algebraic topology Equivariant algebraic topoloy...
    52 KB (7,621 words) - 00:34, 3 March 2025
  • trace formula Behrend's trace formula generalizes Grothendieck's trace formula; both formulas compute the trace of the Frobenius on l-adic cohomology. big...
    82 KB (12,496 words) - 00:02, 12 April 2025
  • inner product for which the longest root has norm 2. This matches the loop algebra convention, where levels are discretized by third cohomology of simply...
    53 KB (8,938 words) - 01:42, 23 May 2025
  • Thumbnail for Differentiable manifold
    frame bundle is useful because tensor fields on M can be regarded as equivariant vector-valued functions on F(M). On a manifold that is sufficiently smooth...
    67 KB (9,497 words) - 20:48, 13 December 2024