The Lyapunov spectrum of a stochastic flow of diffeomorphisms

Author(s):  
Peter H. Baxendale
2012 ◽  
Vol 12 (04) ◽  
pp. 1250002 ◽  
Author(s):  
NGUYEN DINH CONG ◽  
NGUYEN THI THE

We introduce a concept of Lyapunov exponents and Lyapunov spectrum of a stochastic differential algebraic equation (SDAE) of index-1. The Lyapunov exponents are defined samplewise via the induced two-parameter stochastic flow generated by inherent regular stochastic differential equations. We prove that Lyapunov exponents are nonrandom.


2014 ◽  
Vol 14 (04) ◽  
pp. 1450013 ◽  
Author(s):  
Camille Tardif

We determine the Lyapunov spectrum and stable manifolds of some stochastic flows on the Poincaré group associated to Dudley's relativistic processes.


Author(s):  
O. Jenkinson ◽  
M. Pollicott ◽  
P. Vytnova

AbstractIommi and Kiwi (J Stat Phys 135:535–546, 2009) showed that the Lyapunov spectrum of an expanding map need not be concave, and posed various problems concerning the possible number of inflection points. In this paper we answer a conjecture in Iommi and Kiwi (2009) by proving that the Lyapunov spectrum of a two branch piecewise linear map has at most two points of inflection. We then answer a question in Iommi and Kiwi (2009) by proving that there exist finite branch piecewise linear maps whose Lyapunov spectra have arbitrarily many points of inflection. This approach is used to exhibit a countable branch piecewise linear map whose Lyapunov spectrum has infinitely many points of inflection.


OR Spectrum ◽  
2015 ◽  
Vol 37 (4) ◽  
pp. 869-902 ◽  
Author(s):  
Sophie Weiss ◽  
Raik Stolletz

2016 ◽  
Vol 165 (1) ◽  
pp. 1-66 ◽  
Author(s):  
André Kappes ◽  
Martin Möller

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