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Three non-trival solutions of anticoercive boundary value problems for the Pseudo-Laplace-operator. - MaRDI portal

Three non-trival solutions of anticoercive boundary value problems for the Pseudo-Laplace-operator. (Q3905801)

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Three non-trival solutions of anticoercive boundary value problems for the Pseudo-Laplace-operator.
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    Three non-trival solutions of anticoercive boundary value problems for the Pseudo-Laplace-operator. (English)
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    1981
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    anticoercive variational boundary value problems
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    number of solutions
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    existence of three distinct nontrivial solutions
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    Lusternik-Schnirelman theory
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    energy estimates
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