2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/149529This paper is devoted to homological treatment of Harish-Chandra decomposition for zonal spherical functions of type $A_n$.Ams-Tex , 16 pages including Postcript figures, figures are available upon requestQuantum AlgebraHarish-Chandra decomposition for zonal spherical functions of type $A_n$text