Unique rectification in $d$-complete posets: towards the $K$-theory of Kac-Moody flag varieties

Rahul Ilango, Oliver Pechenik, Michael Zlatin

The jeu-de-taquin-based Littlewood-Richardson rule of H. Thomas and A. Yong (2009) for minuscule varieties has been extended in two orthogonal directions, either enriching the coho…