2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/65573A survey of three recent developments in algebraic combinatorics: (1) the Laurent phenomenon, (2) Gromov-Witten invariants and toric Schur functions, and (3) toric h-vectors and intersection cohomology. This paper is a continuation of "Recent progress in algebraic combinatorics" (math.CO/0010218), which dealt with three other topics.30 pagesCombinatorics05E99text