Tabla de Contenidos:
  • Chapter 1. Introduction Chapter 2. Assumptions and main results Chapter 3. A modified operator Chapter 4. Twisted $h$-admissible operators Chapter 5. Twisted partial differential operators Chapter 6. Construction of a quasi-invariant subspace Chapter 7. Decomposition of the evolution for the modified operator Chapter 8. Proof of Theorem 2.1 Chapter 9. Proof of Corollary 2.6 Chapter 10. Computing the effective Hamiltonian Chapter 11. Propagation of wave-packets Chapter 12. Application to polyatomic molecules Appendix A. Smooth pseudodifferential calculus with operator-valued symbol Appendix B. Propagation of the support Appendix C. Two technical lemmas.