2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/126245We show that any Lie point symmetry of semilinear Kohn-Laplace equations on the Heisenberg group H^1 with power nonlinearity is a divergence symmetry if and only if the corresponding exponent assumes critical value.7 pagesAnalysis of PDEs35H10, 58J70Divergence Symmetries of Critical Kohn-Laplace Equations on Heisenberg groupstext