the concepts of similarity and dissimilarity have been the interest of many researchers. basically, in the studies the similarity between two objects or phenomena, has been discussed. in this thesis, we consider the case when the resemblance or similarity among three objects or phenomena of a set, 3-similarity in our terminology, is desired. later we will extend our definitions and propos...

 Today, sport has a close relationship with politics and has become a matter of international relations. Therefore, this study was conducted with the aim of identifying those strategies affecting Iran public diplomacy through sport and its consequences. The present study had a qualitative approach and the required data were collected using semi-structured interviews. The statistical population ...