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arxiv: math/0610553 · v3 · pith:S2NXVNHMnew · submitted 2006-10-18 · 🧮 math.AG

The Atiyah class, Hochschild cohomology and the Riemann-Roch theorem

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keywords atiyahhochschildtheoremapplicationchainclassclassescochain
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We develop a formalism involving Atiyah classes of sheaves on a smooth manifold, Hochschild chain and cochain complexes. As an application we prove a version of the Riemann--Roch theorem.

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