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math.AT2011★ 86 cited
The tangent complex and Hochschild cohomology of E_n-rings
John Francis
In this work, we study the deformation theory of $\cE_n$-rings and the $\cE_n$ analogue of the tangent complex, or topological André-Quillen cohomology. We prove a generalization o…
math.AG2011★ 5 cited
Chiral Koszul duality
John Francis, Dennis Gaitsgory
We extend the theory of chiral and factorization algebras, developed for curves by Beilinson and Drinfeld in \cite{bd}, to higher-dimensional varieties. This extension entails the…