Keyword: umbilical surfaces

Papers related to keyword:

• C. De Lellis - S. Müller (Calc. Var. Partial Differential Equations)
  A $C^0$--estimate for nearly umbilical surfaces. (2006)
• C. De Lellis - S. Müller (Journal of Differential Geometry)
  Optimal rigidity estimates for nearly umbilical surfaces (2003)