1 citations · 1 across the 2 of their papers we have counts for
3 papers
math.CO2023
Flip Graph Connectivity for Arrangements of Pseudolines and Pseudocircles
Yan Alves Radtke, Stefan Felsner, Johannes Obenaus +3
Flip graphs of combinatorial and geometric objects are at the heart of many deep structural insights and connections between different branches of discrete mathematics and computer…
cs.CG2020
Plane Spanning Trees in Edge-Colored Simple Drawings of
Oswin Aichholzer, Michael Hoffmann, Johannes Obenaus +5
Károlyi, Pach, and Tóth proved that every 2-edge-colored straight-line drawing of the complete graph contains a monochromatic plane spanning tree. It is open if this statement gene…
cs.CG2020★ 1 cited
The Tree Stabbing Number is not Monotone
Wolfgang Mulzer, Johannes Obenaus
Let be a set of points and be a spanning tree of . The \emph{stabbing number} of is the maximum number of intersections any line in the plane…