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Phys. Rev. E 69, 045202(R) (2004) [4 pages]

Nonextensive Pesin identity: Exact renormalization group analytical results for the dynamics at the edge of chaos of the logistic map

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F. Baldovin1,* and A. Robledo2,†
1Centro Brasileiro de Pesquisas Físicas, Rua Xavier Sigaud 150, 22290-180 Rio de Janeiro-RJ, Brazil
2Instituto de Física, Universidad Nacional Autónoma de México, Apartado Postal 20-364, México 01000 Distrito Federal, Mexico

Received 17 April 2003; published 28 April 2004

We show that the dynamical and entropic properties at the chaos threshold of the logistic map are naturally linked through the nonextensive expressions for the sensitivity to initial conditions and for the entropy. We corroborate analytically, with the use of the Feigenbaum renormalization group transformation, the equality between the generalized Lyapunov coefficient λq and the rate of entropy production, Kq, given by the nonextensive statistical mechanics. Our results advocate the validity of the q-generalized Pesin identity at critical points of one-dimensional nonlinear dissipative maps.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevE.69.045202
DOI:
10.1103/PhysRevE.69.045202
PACS:
05.45.Ac, 05.10.Cc, 05.90.+m

*Email address: baldovin@cbpf.br

Email address: robledo@fisica.unam.mx