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On the unique solvability of semi-linear operator equations in Hilbert spaces - MaRDI portal

On the unique solvability of semi-linear operator equations in Hilbert spaces (Q1172265)

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scientific article; zbMATH DE number 3789358
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On the unique solvability of semi-linear operator equations in Hilbert spaces
scientific article; zbMATH DE number 3789358

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    On the unique solvability of semi-linear operator equations in Hilbert spaces (English)
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    1982
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    nonlinear gradient mapping
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    nonresonance conditions
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    systems of semilinear elliptic equations
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    existence of periodic solutions to Hamiltonian systems
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    systems of semilinear wave equations
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