A three critical points theorem revisited

215 citations recorded by the source corpus.

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

Multiple solutions for a Neumann problem involving the p(x)-Laplacian (2009, unknown): “1 ([5], Theorem 1).”
On the structure of the critical set of non-differentiable functions with a weak compactness condition (2010, background): “In this case, starting from the seminal paper of Ricceri [14], many multiple critical point results have been recently established, both in the smooth and in the non-smooth framework; see [15] for an exhaustive bibliography.”
Multiple solutions for an eigenvalue problem involving p-Laplacian type operators (2012, unknown): “See also [4–15].”