- Research Article
- Open Access
Multiple Positive Solutions for a Class of Concave-Convex Semilinear Elliptic Equations in Unbounded Domains with Sign-Changing Weights
- Tsing-San Hsu1Email author
- Received: 8 September 2010
- Accepted: 18 October 2010
- Published: 21 October 2010
Abstract
We study the existence and multiplicity of positive solutions for the following Dirichlet equations:
in
,
on
, where
,
(
if
;
if
),
is a smooth unbounded domain in
,
, and
satisfy suitable conditions, and
maybe change sign in
.
Keywords
- Differential Equation
- Partial Differential Equation
- Ordinary Differential Equation
- Functional Equation
- Elliptic Equation
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This article is published under license to BioMed Central Ltd. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
