The conference will focus on those centers of interest of J.-P. Marco:

• instability mechanisms and diffusion in Hamiltonian systems
• integrability properties of classical systems
• invariant manifolds
• applications to celestial mechanics and symplectic geometry
• history of astronomy and dynamical systems.

To the speakers: please send us your summary in simple Latex, without preamble.

• Monday 7/6 9 am - 1 pm
  Zoom link: https://zoom.us/j/91494356278?pwd=NllSd0VlcnlXekFJWmJCaEo5TGtQQT09
  ID of the meeting: 914 9435 6278
  Pin code: 873808
• Monday 7 2pm - 5 pm
  Zoom link: https://zoom.us/j/92179679006?pwd=Tkh0bUZuSHV3N1RsMm5heWk0TmR4dz09
  ID of the meeting: 921 7967 9006
  Pin code: 904121
  
• Tuesday 8 9 am - 1 pm
  Zoom link: https://zoom.us/j/97420170591?pwd=V2YrT2xUSzFPelVlSU0yRlhoTlJ5dz09
  ID of the meeting: 974 2017 0591
  Pin code: 641485
  
• Tuesday 2pm - 5 pm
  Zoom link: https://zoom.us/j/97062403920?pwd=S2NXYk5BRnEzYmxiM3RtRzlZYlBoQT09
  ID of the meeting: 970 6240 3920
  Pin code: 964801
  
• Wednesday 9 9 am - 1 pm
  Zoom link: https://zoom.us/j/97749608480?pwd=Y0Z2VjlramU4SE5qR0g4Ymh3dEFyQT09
  ID of the meeting: 977 4960 8480
  Pin code: 503718
  
• Wednesday 9 2 pm - 5 pm
  Zoom link: https://zoom.us/j/95586985905?pwd=VCt0Y2RkK2pxZzZFYUw1TE5HZ01IUT09
  ID of the meeting: 955 8698 5905
  Pin code: 980167
  
• Thursday 10 9 am - 1 pm
  Zoom link: https://zoom.us/j/91810905203?pwd=YkdCUElJQW9Ta1Q1WVhseE1ndWdoZz09
  ID of the meeting: 918 1090 5203
  Pin code: 328490
  
• Thursday 10 2 pm - 4 pm
  Zoom link: https://zoom.us/j/93199064632?pwd=NkpiR3VpdG1sT0pQMFlTYzNBVlE3UT09
  ID of the meeting: 931 9906 4632
  Pin code: 737939
  

Organization

Scientific Committee

• A. Chenciner (Obs. Paris, U. Paris-Diderot)
• H. Eliasson (U. Paris-Diderot)
• C.-M. Marle (U. Paris Sorbonne)
• L. Niederman (U. Orsay, Obs. Paris)
• T. Seara (U. Politècnica de Catalunya)

Administratiion and Accounting

• Rachida Amhidez (Obs. Paris)
• Isabelle Bellier (U. Paris-Dauphine)
• Linda Isone (U. Cergy-Pontoise)

Organizing Committee

• A. Bounemoura (CNRS, U. Paris-Dauphine, Obs. Paris)
• J. Fejoz (U. Paris-Dauphine, Obs. Paris)
• L. Niederman (U. Orsay, Obs. Paris)