2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/66842We give elementary geometric proofs of the main theorems about the (small) quantum cohomology of partial flag varieties SL(n)/P, including the quantum Pieri and quantum Giambelli formulas and the presentation.15 pagesAlgebraic GeometryCombinatorics14N35 (primary); 14M15, 05E15 (secondary)text