2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/38724Transition from discrete to continuous Fourier series is studied for the functions becoming singular in the transition. Conditions are specified when summing replacement by integration is inadmissible.High Energy Physics - LatticeSome peculiarities of transition from discrete to continuum Fourier series in lattice theoriestext