On the topological interpretation of gra
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Denis Perrot
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Article
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2001
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Elsevier Science
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English
β 129 KB
We consider the mixed gravitational Yang-Mills anomaly as the coupling between the K-theory and K-homology of a C \* -algebra crossed product. The index theorem of Connes-Moscovici allows to compute the Chern character of the K-cycle by local formulae involving connections and curvatures. It gives a