2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/204316Sharp bounds are obtained, under a variety of assumptions on the eigenvalues of the Einstein tensor, for the ratio of the Hawking mass to the areal radius in static, spherically symmetric space-times.We changed a footnote in which an earlier result of Håkan Andréasson was not described correctlyGeneral Relativity and Quantum Cosmologytext