2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/166340In this work we established asymptotical behavior for Riesz means of the spectral function of the Laplace operator on unit sphere.10 pagesFunctional AnalysisSpectral Theory46F12 (Primary) 35P20,42B05,42B08, 42B25 (Secondary)About the asymptotic formula for spectral function of the Laplace-Beltrami operator on spheretext