Combinatorial formulas for Kazhdan-Lusztig polynomials with respect to W-graph ideals

Qi Wang

Let $(W,S,L)$ be a weighted Coxeter system and $J$ a subset of $S$, Yin [12] introduced the weighted $W$-graph ideal $E_J$ and the weighted Kazhdan-Lusztig polynomials $ \left \{ P…