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A simple variational approach to a converse of the Lagrange-Dirichlet theorem |
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| Authors: | Peter Hagedorn Jean Mawhin |
| Affiliation: | (1) Institut für Mechanik Technische Hochschule Darmstadt, W-6100 Darmstadt, Germany;(2) Institut mathématique, Université de Louvain, B-1348 Louvain-la-Neuve, Belgium |
| Abstract: | Communicated byK. Kirchgässner |
| Keywords: | |
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