2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/111468In this paper we give top most and least indices of non vanishing cohomology modules of line bundles in the Kac Moody setting in terms of Weyl group combinatorics. We also prove a surjection Theorem.22 pages. SubmittedRepresentation TheoryAlgebraic Geometrytext