多面体の形と曲面の上の軌道の形
Shapes of Polyhedrons and shapes of orbits on the curved surface

数学を創る-数学者達の挑戦(学術俯瞰講義)
第11回 多面体の形と曲面の上の軌道の形
坪井俊
Creating Mathematics - The Challenge of Mathematics (Global Focus on Knowledge)
#11 Shapes of Polyhedrons and shapes of orbits on the curved surface
Takashi Tsuboi