2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/221989The use of geometric invariants has recently played an important role in the solution of classification problems in non-commutative ring theory. We construct geometric invariants of non-commutative projectivizations, a significant class of examples in non-commutative algebraic geometry.142 pages, many minor corrections, index addedRings and AlgebrasAlgebraic Geometry14A22; 18D30text