In differential geometry, the localization formula states that for an equivariantly closed equivariant differential form α {\displaystyle \alpha } on an...
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In mathematics, equivariant cohomology (or Borel cohomology) is a cohomology theory from algebraic topology which applies to topological spaces with a...
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{\sin((2\lambda +1)X)}{\sin X/2}}} Weyl character formula Localization formula for equivariant cohomology Kirillov, A. A., Lectures on the Orbit Method,...
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showed how to deduce the Duistermaat–Heckman formula from a localization theorem for equivariant cohomology. Berline, Nicole; Vergne, Michele (1982), "Classes...
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d_{\mathfrak {g}},} which is called the equivariant cohomology of M (which coincides with the ordinary equivariant cohomology defined in terms of Borel construction...
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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
K-theory (section Equivariant K-theory)
proved equivariant analogs of fundamental theorems such as the localization theorem. Bott periodicity KK-theory KR-theory List of cohomology theories...
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Riemann–Roch-type theorem (redirect from Riemann–Roch formula for stacks)
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...
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Chow group (section Projective bundle formula)
subcomplexes. When the variety is smooth, the Chow groups can be interpreted as cohomology groups (compare Poincaré duality) and have a multiplication called the...
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Kottwitz, Robert; MacPherson, Robert (1998), "Equivariant cohomology, Koszul duality, and the localization theorem", Inventiones Mathematicae, 131: 25–83...
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generalized cohomology theory. Eilenberg–Zilber theorem elliptic elliptic cohomology. En-algebra equivariant algebraic topology Equivariant algebraic topoloy...
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trace formula Behrend's trace formula generalizes Grothendieck's trace formula; both formulas compute the trace of the Frobenius on l-adic cohomology. big...
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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...
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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