Francesco Sala

activity

20102025

most citedTwo-dimensional categorified Hall algebras

41 citations · 108 across the 18 of their papers we have counts for

collaborators

Showing 2021Show all

2 papers · 1 filter

math.AG2021

On the Chow ring of the classifying stack of algebraic tori

Francesco Sala

We investigate the structure of the Chow ring of the classifying stacks $B T$ of algebraic tori, as it has been defined by B. Totaro. Some previous work of N. Karpenko, A. Merkurjev…

math.RT2021★ 1 cited

Shuffle algebras for quivers as quantum groups

Andrei Neguţ, Francesco Sala, Olivier Schiffmann

We define a quantum loop group $U_{Q}^{+}$ associated to an arbitrary quiver $Q = (I, E)$ and maximal set of deformation parameters, with generators indexed by $I \times \mathbb{…