41 citations · 108 across the 18 of their papers we have counts for
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math.AG2019★ 41 cited
Two-dimensional categorified Hall algebras
Mauro Porta, Francesco Sala
In the present paper, we introduce two-dimensional categorified Hall algebras of smooth curves and smooth surfaces. A categorified Hall algebra is an associative monoidal structure…
math.QA2019★ 3 cited
Fock space representation of the circle quantum group
Francesco Sala, Olivier Schiffmann
In [arXiv:1711.07391] we have defined quantum groups and , which can be interpreted as con…
math.QA2019★ 2 cited
Quantization of continuum Kac-Moody algebras
Andrea Appel, Francesco Sala
Continuum Kac-Moody algebras have been recently introduced by the authors and O. Schiffmann. These are Lie algebras governed by a continuum root system, which can be realized as un…