2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/170498The construction of families of Sato Grassmannians, their determinant line bundles and the extensions induced by them are given. The base scheme is an arbitrary scheme.26 pagesAlgebraic GeometryGroup Theory14A15; 20M50Arithmetic infinite Grassmannians and the induced central extensionstext