Three solutions to a Neumann problem for elliptic equations involving the p-Laplacian

A general variational principle and some of its applications

Biagio Ricceri · Journal of Computational and Applied Mathematics · 2000 · 484 citations

Variational Analysis, General Variational Principle, Variational Inequality +2

INFINITELY MANY SOLUTIONS OF THE NEUMANN PROBLEM FOR ELLIPTIC EQUATIONS INVOLVING THE <i>p</i>-LAPLACIAN

Biagio Ricceri · Bulletin of the London Mathematical Society · 2001 · 96 citations

Elliptic Equation, Infinitely Many Solutions, Weak Solutions +5

A minimax inequality and its applications to ordinary differential equations

Gabriele Bonanno · Journal of Mathematical Analysis and Applications · 2002 · 52 citations

Monge-ampere Equation, Variational Analysis, Minimax Inequality +4

An Existence Theorem for the Neumann Problem Involving the p-Laplacian

Giovanni Anello, Giuseppe Cordaro · 2003 · 23 citations

Spectral Theory, Dirichlet Form, Elliptic Equation +5

On the three critical points theorem

Vitaly Moroz, Alfonso Vignoli · Topological Methods in Nonlinear Analysis · 1998 · 17 citations · Full text

Critical Points Theorem, Global Analysis, Real Algebraic Geometry +1