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A unified theory for inertial manifolds, saddle point property and exponential dichotomy

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Author(s):
Carvalho, Alexandre N. ; Lappicy, Phillipo ; Moreira, Estefani M. ; Oliveira-Sousa, Alexandre N.
Total Authors: 4
Document type: Journal article
Source: Journal of Differential Equations; v. 416, p. 34-pg., 2024-10-31.
Abstract

Inertial manifold theory, saddle point property and exponential dichotomy have been treated as different topics in the literature with different proofs. As a common feature, they all have the purpose of 'splitting' the space to understand the dynamics. We present a unified proof for the inertial manifold theorem, which as a local consequence yields the saddle-point property with a fine structure of invariant manifolds and the roughness of exponential dichotomy. In particular, we use these tools in order to establish the hyperbolicity of certain global solutions for non-autonomous parabolic partial differential equations. (c) 2024 Elsevier Inc. All rights are reserved, including those for text and data mining, AI training, and similar technologies. (AU)

FAPESP's process: 18/10633-4 - A study of structural stability for random attractors
Grantee:Alexandre do Nascimento Oliveira Sousa
Support Opportunities: Scholarships abroad - Research Internship - Doctorate
FAPESP's process: 17/07882-0 - Einstein constraints and differential equations on the sphere
Grantee:Phillipo Lappicy Lemos Gomes
Support Opportunities: Scholarships in Brazil - Post-Doctoral
FAPESP's process: 20/14075-6 - Dynamical systems and their attractors under perturbations
Grantee:Alexandre Nolasco de Carvalho
Support Opportunities: Research Projects - Thematic Grants
FAPESP's process: 20/00104-4 - Comparison results between solutions of autonomous and non-autonomous problems: an investigation about existence of non-autonomos equilibria
Grantee:Estefani Moraes Moreira
Support Opportunities: Scholarships abroad - Research Internship - Doctorate
FAPESP's process: 18/00065-9 - Gradient structure of skew product semiflows
Grantee:Estefani Moraes Moreira
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 17/21729-0 - A study about structural stability of atrators for random dynamical systems
Grantee:Alexandre do Nascimento Oliveira Sousa
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 18/18703-1 - Attractors for fully nonlinear parabolic equations and non-autonomous equations
Grantee:Phillipo Lappicy Lemos Gomes
Support Opportunities: Scholarships abroad - Research Internship - Post-doctor