The method of normalizing transformations in branching theory for periodic solutions of nonlinear singularly perturbed systems of differential equations

DOI10.1007/BF01086044zbMath0293.34087OpenAlexW1978280455MaRDI QIDQ1212181

T. Sabirov

Publication date: 1974

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01086044

Mathematics Subject Classification ID

Periodic solutions to ordinary differential equations (34C25) Transformation and reduction of ordinary differential equations and systems, normal forms (34C20) Analytical theory of ordinary differential equations: series, transformations, transforms, operational calculus, etc. (34A25) Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations (34C10) Singular perturbations for ordinary differential equations (34E15)

Cites Work

• Almost periodic solutions of singularity perturbed systems of differential equations
• Remarks on Singular Points of Functional Equations
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