2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/4059We report our first results on comparing the variations of the solar internal rotation with solar activity, as predicted by non-linear solar dynamo modelling, with helioseismic measurements using the SOHO MDI data.To appear in proceedings of the 2nd Granada Workshop on `The evolving Sun and its influence on planetary environments', ASP (Astronomical Society of the Pacific) Conference Series, A. Gimenez, E. Guinan and B. Montesinos (eds)Astrophysicstext