Up to isometries, a deformation is a continuous function of its metric tensor

Philippe G. Ciarlet; Florian Laurent

Comptes Rendus. Mathématique, Volume 335 (2002) p. 489-493

A surface is a continuous function of its two fundamental forms

Philippe G. Ciarlet

Comptes Rendus. Mathématique, Volume 335 (2002) p. 609-614