@article{RSMUP_1973__49__195_0, author = {Ambrosetti, Antonio}, title = {On the existence of multiple solutions for a class of nonlinear boundary value problems}, journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova}, volume = {50}, year = {1973}, pages = {195-204}, mrnumber = {336068}, zbl = {0273.35037}, language = {en}, url = {http://dml.mathdoc.fr/item/RSMUP_1973__49__195_0} }
Ambrosetti, Antonio. On the existence of multiple solutions for a class of nonlinear boundary value problems. Rendiconti del Seminario Matematico della Università di Padova, Tome 50 (1973) pp. 195-204. http://gdmltest.u-ga.fr/item/RSMUP_1973__49__195_0/
[1] Teoria di Lusternik-Schnirelman su varietà con bordo negli spazi di Hilbert, Rend. Sem. Mat. Univ. Padova, 45 (1971), 337-353. | Numdam | MR 388446 | Zbl 0226.58003
,[2] Infinite dimensional manifolds and nonlinear elliptic eigenvalue problems, Ann. Math., 82 (1965), 459-477. | MR 203249 | Zbl 0136.12002
,[3] Multiple solutions for a class of nonlinear boundary value problems, Ind. Univ. Math. J., 20 (1971), 983-996. | MR 279423 | Zbl 0225.35045
,[4] Lusternik-Schnirelman theory on Banach manifolds, Topology, 5 (1966), 115-132. | MR 259955 | Zbl 0143.35203
,[5] Generalizing the Lusternik-Schnirelman theory of critical points, Comm. Pure Appl. Math., 17 (1964), 307-315. | MR 166796 | Zbl 0152.40801
,