2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/126368We examine the growth of crystals from vapor. We assume that the Wulff shape is a prism with a hexagonal base. The Gibbs-Thomson correction on the crystal surface is included in the model. Assuming that the-initial crystal has an admissible shape we show local in time existence of solutions.29 pages, 8 figuresMathematical Physics35R35, 53C44text