Per la equazione differenziale nonlineare con argomento ritardato si danno condizioni sufficienti per e per le quali tutte le soluzioni non sono oscillatorie.
@article{RLINA_1978_8_65_3-4_100_0,
author = {Lu-San Chen and Fong-Ming Yu},
title = {Sufficient conditions for nonoscillation of forced n-th order retarded functional differential equations},
journal = {Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti},
volume = {64},
year = {1978},
pages = {100-103},
zbl = {0428.34047},
language = {en},
url = {http://dml.mathdoc.fr/item/RLINA_1978_8_65_3-4_100_0}
}
Chen, Lu-San; Yu, Fong-Ming. Sufficient conditions for nonoscillation of forced n-th order retarded functional differential equations. Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Rendiconti, Tome 64 (1978) pp. 100-103. http://gdmltest.u-ga.fr/item/RLINA_1978_8_65_3-4_100_0/
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