On the existence of positive radial solutions for nonlinear elliptic equations in annular domains
โ Scribed by Song-Sun Lin
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 467 KB
- Volume
- 81
- Category
- Article
- ISSN
- 0022-0396
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๐ SIMILAR VOLUMES
We study the existence of positive radial solutions of \(A u+g(|x|) f(u)=0\) 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 \(\infty . \quad C 1994\) Academic Press, Inc.
## Abstract In this paper we study the radial solutions of quasilinear elliptic BVP: on A, __u__ satisfies the Robin boundary conditions (2) below, where A = {__x__โR^__n__^; __a__~1~ < |__x__| < __a__~2~}, __a__~2~ > __a__~1~ > 0, constants. Under the very general conditions, we prove that if __f_