Abstract
The maximum Lyapunov exponent is computed numerically for the double-well oscillator in a heat bath. Positive exponents are found in a wide range of friction coefficients in the low-damping regime.
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Schimansky-Geier, L., Herzel, H. Positive Lyapunov exponents in the Kramers oscillator. J Stat Phys 70, 141–147 (1993). https://doi.org/10.1007/BF01053959
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DOI: https://doi.org/10.1007/BF01053959