On Lipschitz approximations in second order Sobolev spaces and the change of variables formula
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DOI: 10.1016/j.jmaa.2021.125659
Abstract: In this paper we study approximations of functions of Sobolev spaces $W^2_{p,\loc}(\Omega)$, $\Omega\subset\mathbb R^n$, by Lipschitz continuous functions. We prove that if $f\in W^2_{p,\loc}(\Omega)$, $1\leq p read more here.
Keywords: loc omega; lipschitz approximations; sobolev spaces; variables formula ... See more keywords