ISEG
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Matemática
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JOÃO LOPES DIAS
Investigação
- Dynamical systems, renormalisation.
- Hamiltonian dynamics, destruction of invariant tori, Kolmogorov-Arnold-Moser theory, universality in the transition to chaos.
- Reducibility of quasi-periodic skew-systems.
- Multidimensional continued fractions.
- Genericity of zero Lyapunov exponents for C2 Hamiltonian systems.
- Applications to Economics and Finance.