Perverse schobers of Coxeter type $\mathbb{A}$

Tobias Dyckerhoff, Paul Wedrich

We define the concept of an ${\mathbb{A}}_n$-schober as a categorification of classification data for perverse sheaves on ${\mathrm{Sym}}^{n+1}(\mathbb{C})$ due to Kapranov-Schechtman.…