Acta mathematica scientia,Series B ›› 1988, Vol. 8 ›› Issue (4): 449-467.

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UNIQUENESS OF GROUND STATE SOLUTIONS

Zhang Liqun   

  1. Inst. of Sys. Sci., Academia Sinica, Beijing, China
  • Received:1988-10-14 Online:1988-12-25 Published:1988-12-25

Abstract: In this paper we discuss the uniqueness of ground state solutions of the problem
△u+f(u)=0 in Rn
u(x)-0 as|x|→∞,
where n>2, f(u) satisfies some conditions which ensure the existence of a ground state solution.

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