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math.AG2015
Hochschild cohomology of projective hypersurfaces
Liyu Liu, Wendy Lowen
We compute Hochschild cohomology of projective hypersurfaces starting from the Gerstenhaber-Schack complex of the (restricted) structure sheaf. We are particularly interested in th…
math.AG2014
Non-commutative deformations and quasi-coherent modules
Hoang Dinh Van, Liyu Liu, Wendy Lowen
We identify a class of "quasi-compact semi-separated" (qcss) twisted presheaves of algebras A for which well-behaved Grothendieck abelian categories of quasi-coherent modules Qch(A…