2 papers
math.GT2020
Unknottability of spatial graphs by region crossing changes
Yukari Funakoshi, Kenta Noguchi, Ayaka Shimizu
A region crossing change is a local transformation on spatial graph diagrams switching the over/under relations at all the crossings on the boundary of a region. In this paper, we…
cs.DM2018
Non-crossing geometric spanning trees with bounded degree and monochromatic leaves on bicolored point sets
Mikio Kano, Kenta Noguchi, David Orden
Let and be a set of red points and a set of blue points in the plane, respectively, such that is in general position, and let be a fu…