2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/169765This article provides an Omega-result for the remainder term in Weyl's law for the spectral counting function of certain (2l+1)-dimensional Heisenberg manifolds.10 pagesNumber TheorySpectral Theory11N37; 11P21; 35P20; 58J50A lower bound for the error term in Weyl's law for certain Heisenberg manifoldstext