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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Annali di Matematica...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Annali di Matematica Pura ed Applicata (1923 -)
Article . 1988 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
zbMATH Open
Article . 1988
Data sources: zbMATH Open
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Convergence of minima of integral functionals and multiplicative perturbations of the integrands

Authors: De Arcangelis, Riccardo; Donato, Patrizia;

Convergence of minima of integral functionals and multiplicative perturbations of the integrands

Abstract

Considered is a sequence of functions \[ f_ h: (x,z)\in R^ n\times R^ n\to f_ h(x,z)\in [0,+\infty [,\quad h=1,2,...,\infty \] measurable in x, convex in z such that \[ | z|^ p\leq f_ h(x,z)\leq \Lambda (1+| z|^ p),\quad \Lambda \geq 1,\quad p>1 \] and verifying a standard consequence of \(\Gamma\)-convergence theory, i.e., for every bounded open set \(\Omega\) of \(R^ n\), \(\phi\) in \(L^{\infty}(\Omega)\) the minimum values of the problems \[ \min \{\int_{\Omega}f_ h(x,Du)+\int_{\Omega}\phi u,\quad u=0\quad on\quad \partial \Omega \} \] converge to the minimum value of the problem \[ \min \{\int_{\Omega}f_{\infty}(x,Du)+\int_{\Omega}\phi u,\quad u=0\quad on\quad \partial \Omega \}. \] Conditions on a measurable function w are given so that the above convergence continues to hold after a multiplication of the integrands for w. Therefore it is proved that for every bounded open set \(\Omega\), \(\phi\) in \(L^{\infty}(\Omega)\) and every nonnegative function w with w, \(w^{- 1/(p-1)}\) in \(L^ 1_{loc}(R^ n)\) the minimum values of the problems \[ \min \{\int_{\Omega}w(x)f_ h(x,Du)+\int_{\Omega}\phi u,\quad u=0\quad on\quad \partial \Omega \} \] converge to the minimum value of \[ \min \{\int_{\Omega}w(x)f_{\infty}(x,Du)+\int_{\Omega}\phi u,\quad u=0\quad on\quad \partial \Omega \}. \] The techniques used are related to the study of the continuity properties of the Hardy maximal operators between weighted \(L^ p\) spaces and applying typical techniques of \(\Gamma\)-convergence theory.

Keywords

Hardy maximal operators, Methods involving semicontinuity and convergence; relaxation, Convergence in general topology (sequences, filters, limits, convergence spaces, nets, etc.), gamma convergence, Degenerate elliptic equations, Spaces of measurable functions (\(L^p\)-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc.), degenerate equations

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
3
Average
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