56 citations · 119 across the 18 of their papers we have counts for
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math.AG2015
Cup products, the Heisenberg group, and codimension two algebraic cycles
Ettore Aldrovandi, Niranjan Ramachandran
We define higher categorical invariants (gerbes) of codimension two algebraic cycles and provide a categorical interpretation of the intersection of divisors on a smooth proper alg…
math.CT2015★ 5 cited
Stacks of Ann-Categories and their morphisms
Ettore Aldrovandi
We show that -categories admit a presentation by crossed bimodules, and prove that morphisms between them can be expressed by special kinds spans between the presenta…
math.CT2015★ 2 cited
Biextensions, bimonoidal functors, multilinear functor calculus, and categorical rings
Ettore Aldrovandi
We associate to a bimonoidal functor, i.e. a bifunctor which is monoidal in each variable, a nonabelian version of a biextension. We show that such a biextension satisfies addition…