TY - JOUR AU - Proctor, Robert A. AU - Willis, Matthew J. TI - Convexity of tableau sets for type A Demazure characters (key polynomials), parabolic Catalan numbers JO - Discrete mathematics & theoretical computer science PY - 2018 VL - 20 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.23638/DMTCS-20-2-3/ DO - 10.23638/DMTCS-20-2-3 LA - en ID - DMTCS_2018_20_2_a2 ER -