SAADI, ABDERACHID2019-11-282019-11-282015http://dspace.univ-msila.dz:8080//xmlui/handle/123456789/18958We show the continuity of the free boundary in a class of two dimensional free boundary problems with Neuman boundary condition, which includes the aluminium electrolysis problem and the heterogeneous dam problem with leaky boundary conditionenContinuity; free boundary; Neuman boundary conditionArticle