2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/139319The aim of this paper is to show further results following those published in [5], and to relate the Riemann zeta function to the relativistic cosmology.paper published in ACTA ARITHMETICA, XXVI (1974)Classical Analysis and ODEsOn some properties of Riemann zeta function on critical linetext