1. Department of Mathematics, Shanghai Jiaotong University, Shanghai 200030, China;Department of Mathematics, Chongqing University, Chongqing 400044, China 2. Department of Mathematics, East China Normal University, Shanghai 200062, China
Abstract:
In this paper, we give a short proof for the existence of nontrivial choreography solution to the equal-mass three-body problem,
which is discovered by Chenciner and Montgomery recently.