Acta mathematica scientia,Series B ›› 2005, Vol. 25 ›› Issue (3): 533-544.

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EXISTENCE OF SOLUTIONS FOR SEMILINEAR ELLIPTIC EQUATIONS INVOLVING CRITICAL SOBOLEV EXPONENTS AND HARDY TERMS

 HAN Pi-Gong   

  • Online:2005-07-20 Published:2005-07-20

Abstract:

This paper deals with the existence of solutions to the elliptic equation −u−
µ u
|x|2 = u + |u|2∗−2u + f(x, u) in
, u = 0 on @
, where
 is a bounded domain in
RN(N ≥ 3), 0 ∈
, 2 = 2N
N−2 ,  > 0,  6∈ µ, µ is the spectrum of the operator
− − µI
|x|2 with zero Dirichlet boundary condition, 0 < µ < ¯µ, ¯µ = (N−2)2
4 , f(x, u) is
an asymmetric lower order perturbation of |u|2∗−1 at infinity. Using the dual variational
methods, the existence of nontrivial solutions is proved.

Key words: Semilinear elliptic equation, dual variational functional, critical point, asym-
metric nonlinearity

CLC Number: 

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