Title

第7講 Ruled Surface

Video

L7_C

Syllabus

章節大綱

L7_A
      1. Line of Striction

L7_B
      1. Condition of a Ruled Surface Given by the Line of
          Striction as Directrix being a Regular Surfac

      2. Gauss Curvature of a Ruled Surface Given by the Line
          of Striction as Directrix


L7_C
      1. Developable Surface
      2. Developable Surface Has Gauss Curvature Zero at
          Regular Points