A. Abbondandolo, P. Felmer, & J. Molina
Abstract:
We extend the Benci and Rabinowitz linking theorem to strongly indefinite
functionals satisfying the Palais-Smale condition. More precisely, we
show an upper estimate for a relative Morse index of critical points.
Published January 8, 2001.
Math Subject Classifications: 58E05.
Key Words: Critical point, Morse index.
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Alberto Abbondandolo Scuola Normale Superiore Piazza dei Cavalieri 7 56126 Pisa, Italy e-mail: abbo@sns.it |
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Patricio Felmer Depto. de Ing. Matematica Universidad de Chile Casilla 170 Correo 3, Santiago, Chile e-mail: pfelmer@dim.uchile.cl |
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Juan Molina Depto. de Ing. Matematica Universidad de Concepcion Casilla 160 - C, Concepcion, Chile e-mail: jmolina@ing-mat.udec.cl |
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