On new critical point theorems without the Palais–Smale condition

Publication date: Available online 1 October 2015 Source:Egyptian Journal of Basic and Applied Sciences Author(s): Mabrouk Briki, Toufik Moussaoui, Donal O'Regan In this paper we prove new theorems on critical point theory based on the weak Ekeland's variational principle.

Source: Egyptian Journal of Basic and Applied Sciences - October 2, 2015 Category: Science Source Type: research