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Some abstract critical point theorems for self-adjoint operator equations and applications - MaRDI portal

Some abstract critical point theorems for self-adjoint operator equations and applications (Q2430335)

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Some abstract critical point theorems for self-adjoint operator equations and applications
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    Some abstract critical point theorems for self-adjoint operator equations and applications (English)
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    6 April 2011
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    The authors discuss the existence and multiplicities of solutions of nonlinear operator equations and give applications to boundary value problems for Hamiltonian systems of first and second order.
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    self-adjoint operator equation
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    index theory
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    relative Morse index
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    dual variational method
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    Morse theory
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    Hamiltonian systems
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