2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/56178In this note we present an application of the Schwarzian derivative. By exploiting some properties of the Schwarzian derivative, we solve the equation appearing in the gravity-dilaton-antisymmetric tensor system. We also mention that this method can also be used to solve some other equations.8 pages, LaTeX, no figuresHigh Energy Physics - Theorytext