39 citations · 244 across the 55 of their papers we have counts for
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math.AG2008
Twisted Deformation Quantization of Algebraic Varieties (Survey)
Amnon Yekutieli
Let X be a smooth algebraic variety over a field of characteristic 0. We introduce the notion of twisted associative (resp. Poisson) deformation of the structure sheaf O_X. These a…
math.AG2008★ 4 cited
Central Extensions of Gerbes
Amnon Yekutieli
We introduce the notion of central extension of gerbes on a topological space. We then show that there are obstruction classes to lifting objects and isomorphisms in a central exte…