2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/68952We prove qualitative and quantitative results concerning the asymptotic density in dilates of centered convex bodies of the frequency vectors of orthogonal exponential bases and frames associated to bounded domains in Euclidean space.7 pagesClassical Analysis and ODEs42C15A Weyl type formula for Fourier spectra and framestext