2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/33935The r-mode frequencies of the Tolman VII solution for the slowly rotating non-barotropic approximation within the low frequency regime are estimated. The relativistic correction to Newtonian r-mode calculations is shown as function of the tenuity $\frac{R}{M}$ and is shown to be significant only for very compact neutron stars.3 pages one figure. Further information at http://grtensor.phy.queensu.ca/rmodes/ Revision includes clarificationsGeneral Relativity and Quantum CosmologyAstrophysicstext