2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/113785It is proved that the degree of a morphism from a smooth projective n-fold with Picard number one to a smooth n-quadric is bounded (provided, of course, that n is at least three). Actually it has been proved some years ago, but I have never written down the proof, until J.-M. Hwang suggested, recently, that I do.3 pages, LaTeX. A theorem claimed a long time ago but never written downAlgebraic Geometrytext