Mathematics – Quantum Algebra
Scientific paper
2008-05-15
SIGMA 4 (2008), 060, 17 pages
Mathematics
Quantum Algebra
This is a contribution to the Special Issue on Deformation Quantization, published in SIGMA (Symmetry, Integrability and Geome
Scientific paper
10.3842/SIGMA.2008.060
In this paper we prove a conjecture of B. Shoikhet. This conjecture states that the tangent isomorphism on homology, between the Poisson homology associated to a Poisson structure on $\mathbb{R}^d$ and the Hochschild homology of its quantized star-product algebra, is an isomorphism of modules over the (isomorphic) respective cohomology algebras. As a consequence, we obtain a version of the Duflo isomorphism on coinvariants.
Calaque Damien
Rossi Carlo A.
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