Fluctuation patterns and conditional reversibility in nonequilibrium systems
Quasi periodic motions from Hipparchus to Kolmogorov
The evolution of the conception of motion as composed by circular uniform motions is analyzed, stressing its continuity from antiquity to our days.
Funzioni zeta ed insiemi basilari
We give an example of a smooth flow with a basic set whose zeta-function is not meromorphic.
Reminiscences on science at IHÉS. A problem on homoclinic theory and a brief review
Reversible Anosov diffeomorphisms and large deviations.
Chaotic hypothesis and universal large deviations properties.
Lindstedt series, ultraviolet divergences and Moser's theorem
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