32 citations · 65 across the 15 of their papers we have counts for
4 papers · 1 filter
Hyperbolicity of direct products of graphs
Walter Carballosa, Amauris de la Cruz, Alvaro Martínez-Pérez +1
If is a geodesic metric space and , a {\it geodesic triangle} is the union of the three geodesics , and in…
Gromov hyperbolicity of minor graphs
Walter Carballosa, José M. Rodríguez, Omar Rosario +1
If is a geodesic metric space and , a geodesic triangle is the union of the three geodesics , and in .…
Gromov hyperbolicity in lexicographic product graphs
Walter Carballosa, Amauris de la Cruz, José M. Rodríguez
If is a geodesic metric space and , a {\it geodesic triangle} is the union of the three geodesics , and in…
Solving a conjecture about tessellation graphs of
Walter Carballosa
In the paper Planarity and Hyperbolicity in Graphs, the authors present the following conjecture: every tessellation of the Euclidean plane with convex tiles induces a non-hyperbol…