An elliptic problem with jumping nonlinearities

  • Liu Z
  • Sun J
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It is proved that the elliptic problem -Δu=f(x,u) in Ω,u=0 on ∂Ωon a bounded domain Ω⊂RN with smooth boundary has two sign-changing solutions and one positive solution if f∈C1(Ω̄ ×R,R) satisfies μi

Author-supplied keywords

  • Elliptic problem
  • Jumping nonlinearity
  • Sign-changing solution

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