Introduction | |
Assumptions and main results | |
A modified operator | |
Twisted $h$-admissible operators | |
Twisted partial differential operators | |
Construction of a quasi-invariant subspace | |
Decomposition of the evolution for the modified operator | |
Proof of Theorem 2.1 | |
Proof of Corollary 2.6 | |
Computing the effective Hamiltonian | |
Propagation of wave-packets | |
Application to polyatomic molecules | |
Smooth pseudodifferential calculus with operator-valued symbol | |
Propagation of the support | |
Two technical lemmas | |
Appendix | |
Bibliography | |
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