Multiplicity results for Ode's with nonlinearities crossing all but a finite number of eigenvalues

On the inversion of some differentiable mappings with singularities between Banach spaces

Antonio Ambrosetti, G. A. Prodi · Annali di Matematica Pura ed Applicata (1923 -) · 1972 · 426 citations · Full text

Banach Spaces, Differentiable Mappings, Inverse Problems +3

A multiplicity result for a class of elliptic boundary value problems

Herbert Amann · Proceedings of the Royal Society of Edinburgh Section A Mathematics · 1979 · 153 citations · Full text

Spectral Theory, Monge-ampere Equation, Elliptic Equation +8

Nonlinear sturm‐lionville problems for second order ordinary differential equations

Paul H. Rabinowitz · Communications on Pure and Applied Mathematics · 1970 · 119 citations

Numerical Analysis, Nonlinear Equation, Nonlinear Sturm‐lionville Problems

On a conjecture related to the number of solutions of a nonlinear Dirichlet problem

A. C. Lazer, Patrick McKenna · Proceedings of the Royal Society of Edinburgh Section A Mathematics · 1983 · 94 citations

Monge-ampere Equation, Dirichlet Form, Elliptic Equation +9

On the superlinear Ambrosetti-Prodi problem

Djairo G. de Figueiredo · Nonlinear Analysis · 1984 · 60 citations

Mathematical Programming, Geometry Of Number, Superlinear Ambrosetti-prodi Problem +2