We obtain estimates for Dirichlet eigenvalues of divergence form elliptic operators −div [A(z)∇f(z)] in bounded non-Lipschitz domains. We propose a method based on the quasiconformal composition operators on Sobolev spaces with application to weighted Poincaré–Sobolev inequalities.
|Journal||Journal of Mathematical Sciences|
|State||Accepted/In press - 1 Jan 2022|
ASJC Scopus subject areas
- Statistics and Probability
- Mathematics (all)
- Applied Mathematics