Introduction to Symplectic Dynamics
Master 2, ENS de Lyon
January-March 2023

Instructor

Schedule

  • Monday 8:30am - 11:30am, room 435

Announcements

  • All the students attending the course should subscribe to it in the portail des études.
  • The first lecture will exceptionally take place on Thursday January 19 at 2:00pm in room A2.

Calendar

January 19:
(exceptional lecture,
2:00pm, room A2)
Introduction to the course
Symplectic linear algebra
Symplectic manifolds and diffeomorphisms
Darboux theorem
January 23: Symplectomorphisms
Poincaré recurrence
Hamiltonian diffeomorphisms
Autonomous Hamiltonian flows
The mathematical pendulum
Contact manifolds
January 30: Reeb vector fields
The Weinstein conjecture
Gray stability and contact Darboux theorem
Surfaces of section of 3-dimensional Reeb vector fields
February 6: Properties of the first return map of a global surface of section
Introduction to Morse theory
Deformation lemma
Spectral values
Lusternik-Schnirelmann theorem
February 20: Morse functions
Morse lemma
Morse inequalities
February 27: Genericity of Morse functions
Morse theory on non-compact spaces
Geodesic flows
Existence of closed geodesics on closed Riemannian manifolds
March 6: Theorem of the three simple closed geodesics
March 13: The Arnold conjecture for Hamiltonian diffeomorphisms of tori
UMPA ENS de Lyon Université de Lyon