Homotopy Type Theory
hom functor > history (Rev #4, changes)
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Idea
< hom functor
The hom-sets of a precategory are functorial in nature.
Definition
For any precategory , we have a hom-functor
It takes a pair to the set . For a morphism , by definition we have and , so we can define
See also
Category theory functor Yoneda lemma precategory
References
HoTT book
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