Kreisdeckungen auf einem Hyperzykelbereich in der hyperbolischen Ebene. (On circle coverings on a hypercircle domain in the hyperboloic plane). (German) Zbl 0746.52023
See the preview in Zbl 0655.52010.
MSC:
52C15 | Packing and covering in \(2\) dimensions (aspects of discrete geometry) |
52A40 | Inequalities and extremum problems involving convexity in convex geometry |