On modules over valuations
On packing spheres into containers (about Kepler's finite sphere packing problem)
On Polygons Admitting a Simson Line as Discrete Analogs of Parabolas
On Prekopa-Leindler inequalities on metric-measure spaces
On Projectively Related Einstein Metrics
On Ptolemaic metric simplicial complexes
On S.L. Tabachnikov's conjecture
On Sensor Network Localization Using SDP Relaxation
On simple ideal hyperbolic Coxeter polytopes
On some classical constructions extended to hyperbolic geometry
On some low distortion metric Ramsey problems
On some points-and-lines problems and configurations
On Some Results Related to Napoleon's Configurations
On strict inclusions in hierarchies of convex bodies
On symmetric versions of Sylvester's problem
On the Area of Pedal and Antipedal Triangles
On the Areas of Cyclic and Semicyclic Polygons
On the asymptotic magnitude of subsets of Euclidean space
On the axiomatization of convex subsets of Banach spaces
On the Borsuk number of four-dimensional sets