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Morse decompositions and Lyapunov functions for dynamically gradient multivalued semiflows

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Author(s):
da Costa, Henrique B. ; Valero, Jose
Total Authors: 2
Document type: Journal article
Source: NONLINEAR DYNAMICS; v. 84, n. 1, p. 16-pg., 2016-04-01.
Abstract

In this paper, we study the dynamical properties inside the global attractor for multivalued semiflows. Given a disjoint finite family of isolated weakly invariant sets, we prove, extending a previous result from the single-valued case, that the existence of a Lyapunov function, the property of being a dynamically gradient semiflow and the existence of a Morse decomposition are equivalent properties. We apply this abstract theorem to a reaction-diffusion inclusion. (AU)

FAPESP's process: 11/21456-7 - Continuity of attractors for dynamical systems: Unbounded domains and uniformly-local spaces.
Grantee:Henrique Barbosa da Costa
Support Opportunities: Scholarships in Brazil - Doctorate