Multiple Positive Solutions for a Class of Concave-Convex Semilinear Elliptic Equations in Unbounded Domains with Sign-Changing Weights
© Tsing-San Hsu. 2010
Received: 8 September 2010
Accepted: 18 October 2010
Published: 21 October 2010
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 .
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