The term arrow is sometimes used as a synonym for morphism, map, and also for directed edge (in a directed graph or quiver).
In computer science it may also refer to a concept generalizing monads, see at arrow (in computer science).
Abbreviations for the class of all arrows of a category used in the literature include , , and . Note that this is the class of objects of the arrow category of , and the same notations are sometimes used for that whole category.
Last revised on July 21, 2017 at 06:49:35. See the history of this page for a list of all contributions to it.