Blow-up behavior for ODEs with normally hyperbolic nature in dynamics at infinity

Fuente: arXiv
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Autor principal: Matsue, Kaname
Formato: Preprint
Publicado: 2023
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author Matsue, Kaname
author_facet Matsue, Kaname
contents We describe blow-up behavior for ODEs by means of dynamics at infinity with complex asymptotic behavior in autonomous systems, as well as in nonautonomous systems. Based on preceding studies, a variant of closed embeddings of phase spaces and the time-scale transformation determined by the structure of vector fields at infinity reduce our description of blow-ups to unravel the shadowing property of (pre)compact trajectories on the horizon, the geometric object expressing the infinity, with the specific convergence rates. Geometrically, this description is organized by asymptotic phase of invariant sets on the horizon. Blow-up solutions in nonautonomous systems can be described in a similar way. As a corollary, normally, or partially hyperbolic invariant manifolds on the horizon possessing asymptotic phase are shown to induce blow-ups.
format Preprint
id arxiv_https___arxiv_org_abs_2307_09201
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Blow-up behavior for ODEs with normally hyperbolic nature in dynamics at infinity
Matsue, Kaname
Dynamical Systems
Classical Analysis and ODEs
34A26, 34C08, 34C45, 35B44, 37C60, 37D10, 58K55
We describe blow-up behavior for ODEs by means of dynamics at infinity with complex asymptotic behavior in autonomous systems, as well as in nonautonomous systems. Based on preceding studies, a variant of closed embeddings of phase spaces and the time-scale transformation determined by the structure of vector fields at infinity reduce our description of blow-ups to unravel the shadowing property of (pre)compact trajectories on the horizon, the geometric object expressing the infinity, with the specific convergence rates. Geometrically, this description is organized by asymptotic phase of invariant sets on the horizon. Blow-up solutions in nonautonomous systems can be described in a similar way. As a corollary, normally, or partially hyperbolic invariant manifolds on the horizon possessing asymptotic phase are shown to induce blow-ups.
title Blow-up behavior for ODEs with normally hyperbolic nature in dynamics at infinity
topic Dynamical Systems
Classical Analysis and ODEs
34A26, 34C08, 34C45, 35B44, 37C60, 37D10, 58K55
url https://arxiv.org/abs/2307.09201