http://dx.doi.org/10.4153/CJM-2012-059-3
17 pages
Published:2013-01-23
P. Bernard, Université Paris-Dauphine
M. Zavidovique, Université Paris 6
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Abstract
We expose different methods of regularizations of subsolutions
in the context of discrete weak KAM theory.
They allow to prove the existence and the density of $C^{1,1}$
subsolutions. Moreover, these subsolutions can be made strict
and smooth outside of the Aubry set.
© Canadian Mathematical Society, 2013
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