2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/97939Building on the identification of the scaling limit of the critical percolation exploration process as a Schramm-Loewner Evolution, we derive a PDE characterization for the crossing probability of an annulus.13 pages, 1 figureProbabilityMathematical Physics60K35; 82B43Critical percolation in annuli and $SLE_6$text