Local-existence for the Inhomogeneous Muskat problem
arXiv:1604.01660 · doi:10.1088/1361-6544/aa6691
Abstract
In this work we study the evolution of the interface between two different fluids in a porous media with two different permeabilities. We prove local existence in Sobolev spaces, when the free boundary is given by the discontinuity among the densities and viscosities of the fluids.