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Estabilidade dinâmica para sistemas quânticos dependentes do tempo
(Universidade Federal de São Carlos, 2006-10-16)
We study if a time-dependent system is either dynamically stable or unstable,
i.e., if the expected value of a positive and discrete observable is a bounded
function of time or not. Initially we consider topological ...
Semicontinuidade superior de atratores para semigrupos multívocos
(Universidade Federal de São Carlos, 2007-08-16)
In this work we developed an abstract theory for existence and characterization of
attractors for multivalued semigroups defined by generalized semi
ows and we apply
the abstract results to systems of p-laplacian ...