EntityQ5500196· pop 5· linked from 17 articlesFree boundary problemSign in to saveType of partial differential equationConnectionsmathematicsEntityInternational Standard Book NumberEntitygradientEntityphase changeEntityHilbert spaceEntityfunctional analysisEntitypartial differential equationEntitylatent heatEntityconvex setEntityintegration by partsEntityheat equationEntityPoisson's equationEntityboundaryEntityLuis CaffarelliEntitylinear subspaceEntitythermal diffusivityEntityboundary value problemEntitySobolev spaceEntityelliptic operatorEntityGuido StampacchiaEntityCategoriesBoundary value problemsPartial differential equations