Some properties of solutions to a planar system of nonlinear differential equations

DOI10.24193/SUBBMATH.2018.2.06zbMath1438.34121OpenAlexW2808753753WikidataQ129638343 ScholiaQ129638343MaRDI QIDQ5231984

Veronica Ana Ilea, Diana Otrocol

Publication date: 4 September 2019

Published in: Studia Universitatis Babes-Bolyai Matematica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.24193/subbmath.2018.2.06

zbMATH Keywords

extremal principlezeros of solutionsnonlinear second-order differential systemButlewski-type theoremNicolescu-type theoremSturm-type theorem

Mathematics Subject Classification ID

Initial value problems, existence, uniqueness, continuous dependence and continuation of solutions to ordinary differential equations (34A12) Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations (34C10)

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