functor

(redirected from Endofunctor)
Also found in: Encyclopedia.
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.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

func•tor

(ˈfʌŋk tər)

n.
that which functions; operator.
[1935–40]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Translations
Funktor
funktori
funktor
funktor
funktor
Mentioned in ?
References in periodicals archive ?
Thus, [T.sub.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