2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/106434These lecture notes treat the solution of the kissing number problem in four dimesions which is based on an extension of the Delsarte method for spherical codes.Metric GeometryCombinatoricsAn extension of Delsarte's method. The kissing problem in three and four dimensionstext