Mención Internacional en el título de doctorIn this Thesis we study the extremal problems of maximazing and minimazing the hyperbolicity
constant on several families of graphs. In order to
properly raise our research problem, we need to introduce some important definitions and
make some remarks on the graphs we study.Programa Oficial de Doctorado en Ingeniería MatemáticaPresidente: Elena Romera Colmenarejo.- Secretario: Ana María Portilla Ferreira.- Vocal: José María Sigarreta Almir
