On the sharpness of the R\"ussmann estimates
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Publication:6284566
DOI10.1016/j.cnsns.2017.06.021zbMath1510.37093arXiv1703.06809MaRDI QIDQ6284566
Alejandro Luque, Àlex Haro, Jordi-Lluís Figueras
Publication date: 20 March 2017
Perturbations of finite-dimensional Hamiltonian systems, normal forms, small divisors, KAM theory, Arnol'd diffusion (37J40) Stability theory for difference equations (39A30)
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