Lie algebraic approach to Fer's expansion for classical Hamiltonian systems
- 7 September 1991
- journal article
- Published by IOP Publishing in Journal of Physics A: General Physics
- Vol. 24 (17) , 4037-4046
- https://doi.org/10.1088/0305-4470/24/17/020
Abstract
The so-called Fer's expansion is proposed as a solution for the time-evolution operator of classical time-dependent Hamiltonian systems. The quadratic Hamiltonians treated as examples show that, under very different regimes, the second-order approximation already gives extremely good results.Keywords
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