# Homotopy Type Theory dagger epimorphism in a dagger precategory > history (Rev #2, changes)

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## Definition

A morphism $f:hom_A(a,b)$ of a dagger precategory $A$ is a dagger epimorphism if $f \circ f^\dagger=1_a$.

Category theory

category: category theory

Revision on June 7, 2022 at 14:55:53 by Anonymous?. See the history of this page for a list of all contributions to it.