Abstract
We study the existence of positive radial solutions of Δu+g(|x|) f(u) = 0 in annuli with Dirichlet (Dirichlet/Neumann) boundary conditions. We prove that the problems have positive radial solutions on any annulus if f is sublinear at 0 and ∞.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 1-7 |
| Number of pages | 7 |
| Journal | Journal of Differential Equations |
| Volume | 109 |
| Issue number | 1 |
| DOIs | |
| State | Published - Apr 1 1994 |
ASJC Scopus subject areas
- Analysis
- Applied Mathematics