Abstract
A new proof of the M. Herman theorem on the smooth conjugacy of a circle map is presented here. It is based on the thermodynamic representation of dynamical systems and the study of the ergodic properties for the corresponding radom variables.
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Communicated by E. Lieb
Dedicated to Walter Thirring on his 60th birthday
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Khanin, K.M., Sinai, Y.G. A new proof of M. Herman's theorem. Commun.Math. Phys. 112, 89–101 (1987). https://doi.org/10.1007/BF01217681
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DOI: https://doi.org/10.1007/BF01217681