necessarily imply a particular image of the world which, in turn, valorizes positively or negatively certain topological structuration of that world. Eventually this kind of research could yield a kind of listing of psychological traits for islands based
outlined problems confronting model studies, which play a substitutive role in relation to the theory of a higher degree of generalization. They have discussed: 1the topological analysis of the spatial structure of a network| 2eigenvalues and eigenvectors