In this paper we consider integral functionals of the form with convex integrand satisfying growth conditions. We prove local higher differentiability results for bounded minimizers of the functional under dimension-free conditions on the gap between the growth and the coercivity exponents.As a novel feature, the main results are achieved through uniform higher differentiability estimates for solutions to a class of auxiliary problems, constructed adding singular higher order perturbations to the integrand.
@article{AIHPC_2011__28_3_395_0,
author = {Carozza, Menita and Kristensen, Jan and Passarelli di Napoli, Antonia},
title = {Higher differentiability of minimizers of convex variational integrals},
journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
volume = {28},
year = {2011},
pages = {395-411},
doi = {10.1016/j.anihpc.2011.02.005},
mrnumber = {2795713},
zbl = {1245.49052},
language = {en},
url = {http://dml.mathdoc.fr/item/AIHPC_2011__28_3_395_0}
}
Carozza, Menita; Kristensen, Jan; Passarelli di Napoli, Antonia. Higher differentiability of minimizers of convex variational integrals. Annales de l'I.H.P. Analyse non linéaire, Tome 28 (2011) pp. 395-411. doi : 10.1016/j.anihpc.2011.02.005. http://gdmltest.u-ga.fr/item/AIHPC_2011__28_3_395_0/
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