Functor

Functor - in category theory, a mapping between categories that preserves their structure (identity morphisms, composition of morphisms). Article “Functor” in Galician Wikipedia has 15 points for quality (as of July 1, 2026). The article contains 4 references and 5 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Galician) language version.

Since the creation of article “Functor”, its content was written by 1 registered users of Galician Wikipedia and edited by 510 registered Wikipedia users in all languages.

The article is cited 21 times in Galician Wikipedia and cited 2544 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Galician): #10844 in February 2025
• Global: #1176 in August 2001

The highest popularity rank from 2008:

• Local (Galician): #31969 in February 2025
• Global: #122593 in February 2015

There are 26 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Functor		38.1222
2	French (fr) Foncteur		31.1885
3	Portuguese (pt) Functor		29.8774
4	Indonesian (id) Fungtor		28.1256
5	Chinese (zh) 函子		26.8127
6	Greek (el) Συναρτητής		24.6198
7	Polish (pl) Funktor (teoria kategorii)		23.7474
8	Arabic (ar) دال (رياضيات)		23.2262
9	Finnish (fi) Ylinuoli		22.8235
10	Catalan (ca) Functor		20.3974

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "Functor" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Functor		1 756 766
2	Japanese (ja) 関手		163 721
3	French (fr) Foncteur		142 329
4	Russian (ru) Функтор (математика)		121 191
5	Spanish (es) Funtor		90 486
6	German (de) Funktor (Mathematik)		85 816
7	Chinese (zh) 函子		65 465
8	Italian (it) Funtore (matematica)		55 278
9	Polish (pl) Funktor (teoria kategorii)		36 509
10	Portuguese (pt) Functor		32 071

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Functor" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Functor		5 358
2	Japanese (ja) 関手		974
3	French (fr) Foncteur		566
4	Russian (ru) Функтор (математика)		448
5	German (de) Funktor (Mathematik)		407
6	Chinese (zh) 函子		352
7	Spanish (es) Funtor		285
8	Italian (it) Funtore (matematica)		174
9	Portuguese (pt) Functor		113
10	Korean (ko) 함자 (수학)		97

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Functor" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Functor		149
2	French (fr) Foncteur		56
3	Italian (it) Funtore (matematica)		34
4	Japanese (ja) 関手		34
5	Russian (ru) Функтор (математика)		31
6	German (de) Funktor (Mathematik)		27
7	Hebrew (he) פונקטור		21
8	Polish (pl) Funktor (teoria kategorii)		17
9	Dutch (nl) Functor		16
10	Spanish (es) Funtor		14

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Functor" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	German (de) Funktor (Mathematik)		5
2	English (en) Functor		2
3	Arabic (ar) دال (رياضيات)		1
4	Greek (el) Συναρτητής		1
5	Catalan (ca) Functor		0
6	Czech (cs) Funktor		0
7	Spanish (es) Funtor		0
8	Persian (fa) تابعگون		0
9	Finnish (fi) Ylinuoli		0
10	French (fr) Foncteur		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Functor" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Functor		695
2	French (fr) Foncteur		295
3	Japanese (ja) 関手		283
4	Korean (ko) 함자 (수학)		175
5	German (de) Funktor (Mathematik)		146
6	Chinese (zh) 函子		142
7	Portuguese (pt) Functor		112
8	Russian (ru) Функтор (математика)		101
9	Spanish (es) Funtor		93
10	Ukrainian (uk) Функтор		70

More...

#	Language	Value
ar	Arabic دال (رياضيات)
ca	Catalan Functor
cs	Czech Funktor
de	German Funktor (Mathematik)
el	Greek Συναρτητής
en	English Functor
es	Spanish Funtor
fa	Persian تابعگون
fi	Finnish Ylinuoli
fr	French Foncteur
gl	Galician Functor
he	Hebrew פונקטור
id	Indonesian Fungtor
it	Italian Funtore (matematica)
ja	Japanese 関手
ko	Korean 함자 (수학)
nl	Dutch Functor
no	Norwegian Funktor
pl	Polish Funktor (teoria kategorii)
pt	Portuguese Functor
ro	Romanian Functor
ru	Russian Функтор (математика)
sl	Slovenian Funktor
sv	Swedish Funktor
uk	Ukrainian Функтор
zh	Chinese 函子

Best Rank

Galician: #31969 02.2025

Global: #122593 02.2015

Best Rank

Galician: #10844 02.2025

Global: #1176 08.2001

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Galician Wikipedia the most popular articles on that day were: Marina Castaño, Xabier Ron, Estilo manuelino, Super Bock, Ursula von der Leyen, Yukimura Sanada, República Democrática do Congo, Illas Alvedosas, Isaac Prado Villapol, Nacho Castaño.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information