Une propriete d'invariance des ensembles absorbants par perturbation d'un operateur elliiptique

DOI10.1080/03605307908820097zbMath0459.35027OpenAlexW1978165880MaRDI QIDQ3909372

Alano Ancona

Publication date: 1979

Published in: Communications in Partial Differential Equations (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/03605307908820097

zbMATH Keywords

invariant setsperturbationpolar setselliptic operatorelliptic problemzero set

Mathematics Subject Classification ID

Dirichlet forms (31C25) Oscillation, zeros of solutions, mean value theorems, etc. in context of PDEs (35B05) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Perturbations in context of PDEs (35B20) Connections of harmonic functions with differential equations in higher dimensions (31B35)

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Cites Work

• Recherches axiomatiques sur la théorie des fonctions surharmoniques et du potentiel
• Le problème de Dirichlet pour les équations elliptiques du second ordre à coefficients discontinus
• Les fonctions surharmoniques associées à un opérateur elliptique du second ordre à coefficients discontinus

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