The Mathematics of Ivo Rosenberg
Miguel Couceiro, Lucien Haddad and Maurice Pouzet
This paper is dedicated to the memory of the distinguished scholar and friend Professor I.G .Rosenberg. We survey some of his most well known and not so known results, as well as present some new ones related to the study of maximal partial clones and their intersections.
Keywords: Clone theory, partial clone, rigidity and projectivity, generalized metric space, group action, extremal set theory