2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/79638We study finite dimensional representations of the quantum affine algebra, using geometry of quiver varieties introduced by the author. As an application, we obtain character formulas expressed in terms of intersection cohomologies of quiver varieties.88 pagesQuantum AlgebraAlgebraic GeometryPrimary 17B37; Secondary 14D21, 14L30, 16G20, 33D80Quiver varieties and finite dimensional representations of quantum affine algebrastext