Non-Co-Hopfian Object - Pure Mathematics - Algebra Dictionary Definition An object in a category that admits an injective endomorphism which is not an isomorphism; equivalently, injectivity of an endomorphism does not imply invertibility for that object.
Non-Co-Hopfian Object - Pure Mathematics - Algebra Dictionary Definition An object in a category that admits an injective endomorphism which is not an isomorphism; equivalently, injectivity of an endomorphism does not imply invertibility for that object.