Abstract
We consider an elliptic equation with a divergence-free drift b. We prove that an inequality of Harnack type holds under the assumption b∈Ln/2+δ where δ>0. As an application we provide a one-sided Liouville's theorem provided that b∈Ln/2+δ(ℝn).
| Original language | English (US) |
|---|---|
| Pages (from-to) | 681-694 |
| Number of pages | 14 |
| Journal | Communications in Mathematical Sciences |
| Volume | 12 |
| Issue number | 4 |
| DOIs | |
| State | Published - 2014 |
All Science Journal Classification (ASJC) codes
- General Mathematics
- Applied Mathematics
Keywords
- Drift-diffusion equations
- Harnack inequality
- Liouville theorem
- Regularity