A symmetry result for a general class of divergence form PDEs in fibered media Original Research Article

In Rm×Rn−mRm×Rn−m, endowed with coordinates X=(x,y)X=(x,y), we consider the PDE View the MathML source−div(a(x,|∇u|(X))∇u(X))=f(x,u(X)), Turn MathJax on for which we prove a symmetry result.