functor
nounEtymology
From function, modeled after factor.
Definitions
A function word.
A function object.
A category homomorphism
A category homomorphism; a morphism from a source category to a target category which maps objects to objects and arrows to arrows (either covariantly or contravariantly), in such a way as to preserve morphism composition and identities.
- In the category of categories #92;mathbf#123;Cat#125; the objects are categories and the morphisms are functors.
›+ 1 more definitionshow fewer
A structure allowing a function to apply within a generic type, in a way that is…
A structure allowing a function to apply within a generic type, in a way that is conceptually similar to a functor in category theory.
The neighborhood
Vish — recursive loop
A definitional loop anchored at functor. Each word in the ring is defined by the next; follow the chain far enough and it folds back on itself. Scroll to it and watch.
A definitional loop anchored at functor. Each word in the ring appears in the definition of the next; follow the chain far enough and it folds back on itself.
10 hops · closes at functor
curated · pre-corpus. live cycle detection across the full graph is the next major milestone.
sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA