On the existence of positive solutions of quasilinear elliptic boundary value problems (Q1300100)
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scientific article; zbMATH DE number 1333013
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the existence of positive solutions of quasilinear elliptic boundary value problems |
scientific article; zbMATH DE number 1333013 |
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On the existence of positive solutions of quasilinear elliptic boundary value problems (English)
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30 October 2000
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Untersucht wird in einem beschränkten Gebiet \(\Omega \subset \mathbb{R}^N\) das Randwertproblem \[ \sum^N_{i=1} A_i(u)u_{x_ix_i} +\lambda f(u,x)=0\quad\text{in}\quad\Omega, \qquad u|_{\partial \Omega}=0,\quad \lambda>0. \] Es werden Bedingungen an die Koeffizienten \(A_i(u)\) und \(f\) angegeben, unter denen eine positive Lösung \(u\in C^2(\overline \Omega)\) existiert, bzw. keine solche Lösung existiert. Einige numerische Ergebnisse werden diskutiert.
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existence of positive
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solutions
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numerical experiments
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