42 research outputs found

    Remarks on the solvability and nonsolvability of weakly nonlinear equations

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    Further remark on a theorem by E. M. Landesman and A. C. Lazer

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    Fixed point theorems for sum of nonlinear mappings

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    Preface

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    Note to periodic solvability of the boundary value problem for nonlinear heat equation

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    Note on the Fredholm alternative for nonlinear operators

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    Remarks on some nonlinear boundary value problems

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    Book review. [Theory of nonlinear operators]

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