Combinatorial invariance conjecture for ${\tilde{A}}_2$

Gaston Burrull, Nicolas Libedinsky, David Plaza

The combinatorial invariance conjecture (due independently to G. Lusztig and M. Dyer) predicts that if $[x,y]$ and $[x^{\prime },y^{\prime }]$ are isomorphic Bruhat posets (of possibly different Cox…