2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/137724We prove that a maximal surface in Lorentz-Minkowski space $\Bbb L^3$ can be extended analytically along its boundary if the boundary lies in a plane meeting the surface at a constant angle.Differential GeometryComplex Variables53C50 (Primary); 58D10, 53C42 (Secondary)Analytic Extension of a maximal surface in $\Bbb L^3$ along its boudarytext