Special Session 43 Hamiltonian Dynamics and Celestial Mechanics
Organizer(s): Zhifu , Marian , Ernesto 		Capital Suite 21 A
 13:30-14:00  Yangshanshan Liu (Chern Institute of Mathematics at Nankai University, Peoples Rep of China)
 On the uniqueness of the planar 5-body central configuration with a trapezoidal convex hull