2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/95949Only the known integrable cases of the Kodama-Hasegawa higher-order nonlinear Schroedinger equation pass the Painleve test. Recent results of Ghosh and Nandy add no new integrable cases of this equation.6 pages, LaTeXExactly Solvable and Integrable SystemsMathematical PhysicsAnalysis of PDEsOpticstext