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math.QA2008★ 1 cited
Deformations of algebroid stacks
Paul Bressler, Alexander Gorokhovsky, Ryszard Nest +1
In this paper we consider deformations of an algebroid stack on an etale groupoid. We construct a differential graded Lie algebra (DGLA) which controls this deformation theory. In…
math.KT2008★ 33 cited
Formality of the homotopy calculus algebra of Hochschild (co)chains
Vasiliy Dolgushev, Dmitry Tamarkin, Boris Tsygan
The Kontsevich-Soibelman solution of the cyclic version of Deligne's conjecture and the formality of the operad of little discs on a cylinder provide us with a natural homotopy cal…