2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/62425We consider the canonical map from the Calogero-Moser space to symmetric powers of the affine line, sending conjugacy classes of pairs of n by n matrices to their eigenvalues. We show that the character of a natural C^*-action on the scheme-theoretic zero fiber of this map is given by Kostka polynomials.12pp., LaTeXRepresentation TheoryAlgebraic GeometryQuantum Algebratext