2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/164899This submission has been withdrawn by the author and superseded by arXiv:0804.0744.This submission has been withdrawn by the author and superseded by arXiv:0804.0744Differential GeometryA smooth foliation of convex hypersurfaces for quasi-hyper-Fuchsian manifoldstext