2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/150009We compute the Donaldson numbers $q_{17}(CP^2)=2540$ and $q_{21}(CP^2)=233208$.8 pages. Submitted to the proceedings of the Dec. 94 Taniguchi Symposium "Vector Bundles". AMSLaTeX v 1.2 (latex2e, amsart, amscd)Algebraic Geometry14D20, 14N10text