functor

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Related to Endofunctor: Hilbert space, Monoid, Functors

func·tor

 (fŭngk′tər)
n.
1. One that performs an operation or a function.
2. Grammar See function word.

[New Latin fūnctor, from Latin fūnctiō, performance, function; see function.]

functor

(ˈfʌŋktə)
n
1. (Grammar) (in grammar) a function word or form word
2. (Mathematics) (in mathematics) a function that maps elements of one set to those of another

func•tor

(ˈfʌŋk tər)

n.
that which functions; operator.
[1935–40]
Translations
Funktor
funktori
funktor
funktor
funktor
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References in periodicals archive ?
k] is an endofunctor on the category of good cofunctors O(M) [right arrow] Top.
We are using X x -- to denote the evident endofunctor on [Sigma]; but note that x is not the categorical product in E.
The Hopf monoid structure on A provides the endofunctor