Open AccessExistence and exact multiplicity of positive periodic solutions to forced non-autonomous Duffing type differential equations
Author(s) -
Jiří Šremr
Publication year - 2021
Publication title -
electronic journal on the qualitative theory of differential equations
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.524
H-Index - 33
ISSN - 1417-3875
DOI - 10.14232/ejqtde.2021.1.62
Subject(s) - mathematics , multiplicity (mathematics) , mathematical analysis , type (biology) , duffing equation , differential equation , nonlinear system , physics , ecology , quantum mechanics , biology