The convexity of quadratic parametric triangular Bernstein-Bézier surfaces
This paper discusses the convexity of quadratic parametric triangular Bernstein-Bézier surfaces in the light of the property of Gaussian curvature which keeps the sign invariant under affine transformation and poses a sufficient condition for convex surfaces of explicit geometric meaning.
quadratic parametric triangular Bernstein-Bézier surfaces
scientific article; zbMATH DE number 4195015
scientific article