Via a symmetric version of Ekeland’s principle recently obtained by the author we improve, in a ball or an annulus, a result of Boccardo-Ferone-Fusco-Orsina on the properties of minimizing sequences of functionals of calculus of variations in the non-convex setting.
Cite this article
Marco Squassina, On a result by Boccardo-Ferone-Fusco-Orsina. Atti Accad. Naz. Lincei Cl. Sci. Fis. Mat. Natur. 22 (2011), no. 4, pp. 505–511