Affine spheres: Discretization via duality relations.
An affine embedding of the gamma manifold.
An alternative moving frame for tubular surfaces around time-like curves in the Minkowski 3-space.
An integral formula for closed surfaces and a generalization of -theorem
Analytisch-geometrische Untersuchungen.
Antitrochoiden, eine Analogon zu den Radlinien.
Area and length of spherical cycloid