Existence of solutions of semilinear elliptic equations in flat interior flask domains

  • Chiau Ing Lin*
  • , Huei Li Lin
  • , Hwai Chiuan Wang
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

Abstract

In this article, we assert that there exists a positive ground state solution of equation (1) in a flat interior flask domain: the Esteban-Lions domain Sor by adding an arbitrary small width but sufficient long corridor. In order to prove our main result, we establish an index comparison criterion: if α(Ω) < α(Ω̃ n) for some n ∈ N, then there is a positive ground State solution of equation (1) in Ω.

Original languageEnglish
Pages (from-to)81-90
Number of pages10
JournalDynamics of Continuous, Discrete and Impulsive Systems Series A: Mathematical Analysis
Volume10
Issue number1-3
StatePublished - 02 2003
Externally publishedYes

Keywords

  • Ground state solutions
  • Index
  • Interior flask domain
  • Palais-Smale condition
  • Semilinear elliptic equations

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