2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/111148It has recently been suggested that observed galaxy rotation curves can be accounted for by general relativity without recourse to dark-matter halos. Good fits have been produced to observed galatic rotation curves using this model. We show that the implied total mass is infinite, adding to the evidence opposing the hypothesis.8 pages, 5 figures, submitted to Class. Quant. GravGeneral Relativity and Quantum CosmologyAstrophysicstext