The monoidal \(k\)-linear category \(\mathrm{Sbim}_n\) of Soergel bimodules for \(R_n\) is the Karoubian closure, that is the smallest additive idempotent-complete full subcategory of graded \(R_n\)-bimodules containing \(\mathrm{BSbim}_n\).
Original source: arXiv:2401.02956v2
Original source · 2401.02956v2