2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/69191D. Marshall and S. Rohde have recently shown that there exists $C_0 >0$ so that the Loewner equation generates slits whenever the driving term is Hölder continuous with exponent 1/2 and norm less than $C_0$. In this paper, we show that the maximal value for $C_0$ is 4.Complex Variablestext