[1308.5079] 1-Visibility Representations of 1-Planar Graphs. by Franz J. Brandenburg
A very interesting subject on planar graphs (graphs that can be embedded in the plane, without having edges crossing each other).
[1308.5079] 1-Visibility Representations of 1-Planar Graphs. by Franz J. Brandenburg
A very interesting subject on planar graphs (graphs that can be embedded in the plane, without having edges crossing each other).