{"version":"1.0","type":"link","title":"Hopfian object - Newikis","description":"In the branch of mathematics called category theory, a hopfian object is an object A such that any epimorphism of A onto A is necessarily an automorphism. The dual notion is that of a cohopfian object, which is an object B such that every monomorphism from B into B is necessarily an automorphism.…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}