L5_A
1. Proof: Three Conditions of a Point to Be an Umbilical Point (cont.)
L5_B
1. Proof: Three Conditions of a Point to Be an Umbilical Point (cont.)
L5_C
1. Proof: Three Conditions of a Point to Be an Umbilical Point (cont.)
Title
第5講 The Rigidity of the Sphere (cont.)
Video
L5B
Syllabus
OCW _ Subtitle List (Geometry II).pdf
