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Upper and lower bounds for the first Dirichlet eigenvalue of a triangle |
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| Authors: | Pedro Freitas |
| Affiliation: | Departamento de Matemática, Instituto Superior Técnico, Av. Rovisco Pais, 1049-001 Lisboa, Portugal |
| Abstract: | We prove some new upper and lower bounds for the first Dirichlet eigenvalue of a triangle in terms of the lengths of its sides. |
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