Unfortunately the lecture room is hardly ever the same, twice in a row.

- Thursday, March 15, 2:30 pm (séminaire ASD, salle Danjon)

Andreas Knauf, Are collision solutions negligible? - Monday, February 26

Andreas Knauf, A generalization of Poincaré's recurrence theorem in non-compact phase space - Monday, December 11

Attention: Salle Danjon

Alain Albouy, Une preuve conceptuelle d'une formule de Tulczyjew sur le crochet de Schouten - Monday, December 4

Attention: Salle Danjon

Jacques Féjoz, On the double spherical pendulum, monodromy and KAM - November 27: break
- Monday, November 20

Attention: Salle du Levant (in Bâtiment Perrault, ground floor, entrance close to the statue of Le Verrier)

Qun Wang, Minimax method with application to the N-vortex System in the plane - Monday, November 13

Attention: Salle 601 du bâtiment A à l'Observatoire

Roisin Braddel

Cotangent models for integrable systems - November 6: break
- October 30: break
- Monday October 23 (10:30-11:10)

Qun WANG

How to find periodic orbits in the N-vortex problem?

Salle Denisse (ex-Atelier) at Observatoire - Tuesday October 17 (10:30-11:10)

Roisin Braddell

Examples of Singular Symplectic Sturcture in Celestial Mechanics

Salle du 3e étage du batiment B (et non A, attention) à l'Observatoire - Tuesday October 10 (10:30-11:10)

Cédric Oms

Singular contact geometry

Location: Paris-Dauphine, C119

- May 24

Séminaire ASD: J. J. Zanazzi, Triaxial Deformation and Asynchronous Rotation of Rocky Planets in the Habitable Zone of Low-Mass Stars - May 17: break
- May 10: break
- May 2 (attention: room 314 of buiding A)

Jacques Féjoz, KAM, symmetries and degeneracies (3) - April 26

Maxime Chupin, Interplanetary Transfer using the Properties of the Circular Restricted Three Body Problem (2/2)

Jacques Féjoz, KAM, symmetries and degeneracies (2/2) - Note on Friday, April 21: Thibaut Castan will defend his PhD thesis on the stability of the three-body problem at 2:30 pm, in the Amphitheater of Institut d'Astrophysique de Paris
- April 19 (attention, new lecture room: ground floor of bâtiment
B)

Michael Orieux, Π-singularities in optimal-time control - April 5 and 12: Spring break
- March 29

Maxime Chupin, Interplanetary Transfer using the Properties of the Circular Restricted Three Body Problem (1/2)

Santiago Barbieri, Ideas on the Nekhoroshev theorem - March 22 (attention: salle Danjon)

Connor Jackman, On the Maupertuis principle

Thibaut Castan, On the width of analyticity of the three-body problem (2/3) - March 15

Louis Guillot, A high order purely frequency-based harmonic balance method for continuation of periodic solutions

Guowei Yu, Morse Indices of zero energy solutions in planar anisotropic Kepler problem

- March 8

Michael Orieux, Minimum time control applied to space mechanics

Jacques Féjoz, KAM, symmetries and degeneracies (1/2) - February 22

Qun Wang, Introduction to vortex problems

Connor Jackman, Some syzygy sequences in the lunar regions - February 15 (attention: Dauphine, room 704)

Guowei Yu, Possible application of minimax method in the spatial three body problem

Thibaut Castan, On the width of analyticity of the three-body problem (1/3)