It is shown that for a wide class of nonlinear wave equations there exist no stable time‐independent solutions of finite energy. The possibility is considered whether elementary particles might be osc...
J. Lima, and A. Sombra. 1999 SBMO/IEEE MTT-S INTERNATIONAL MICROWAVE AND OPTOELECTRONICS
CONFERENCE, PROCEEDINGS, VOLS 1 & 2: WIRELESS AND PHOTONICS BUILDING
THE GLOBAL INFOWAYS, page 222-224. 345 E 47TH ST, NEW YORK, NY 10017 USA, Soc Brasileira Microondas & Optoelectr; IEEE, IEEE, (1999)1999 SMBO/IEEE MTT-S International Microwave and Optoelectronics
Conference, RIO JANEIRO, BRAZIL, AUG 09-12, 1999.