Normal forms for nonautonomous differential equations

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Contributors

Abstract

We extend Henry Poincarés normal form theory for autonomous differential equations x = f(x) to nonautonomous differential equations ̇x = f(t, x). Poincarés nonresonance condition nonresonance condition λj∩ ∑ni=1ℓiλi =∅ for spectral intervals.

Details

Original languageEnglish
Pages (from-to)541-573
Number of pages33
JournalJournal of differential equations
Volume178
Issue number2
Publication statusPublished - 20 Jan 2002
Peer-reviewedYes
Externally publishedYes

External IDs

ORCID /0000-0003-0967-6747/work/213148694

Keywords

ASJC Scopus subject areas

Keywords

  • Carathéodory type, Nonautonomous, Normal forms, Resonance