A note on the extendability of compact hypersurfaces to smooth Cauchy hypersurfaces
arXiv:gr-qc/0507018
Abstract
This paper has been withdrawn because the new one gr-qc/0512095 includes all its results (as well as those in gr-qc/0511016) in a clearer way.
This paper has been withdrawn; the new paper gr-qc/0512095 replaces both, the present one and gr-qc/0511016