Buffoni, BorisLandry, Laurent2011-12-162011-12-162011-12-16201010.3934/dcds.2010.27.75https://infoscience.epfl.ch/handle/20.500.14299/75750WOS:000274261300004The existence of at least two homoclinic orbits is proved by A. Ambrosetti and V. Coti Zelati (Multiple homoclinic orbits for a class of conservative systems, Rend. Sem. Mat. Univ. Padova, 89 (1993), 177-194) for autonomous Lagrangian systemsHomoclinic orbitsLagrangian systemsvariational methodscritical-point theoryminimax methodConcentration-Compactness PrincipleWater-WavesMinimizationExistenceCalculusMultiplicity Of Homoclinic Orbits In Quasi-Linear Autonomous Lagrangian Systemstext::journal::journal article::research article