Adjoint functors

en

WikiRank.net
ver. 1.6

Adjoint functors

Quality:

Adjoint functor - relationship that two functors may have. Article "Adjoint functors" in English Wikipedia has 53 points for quality (as of July 1, 2025). The article contains 5 references and 33 sections. The article also contains quality flaw template, which reduce quality score.

In this language version of Wikipedia the article has the best quality. Also, this article is the most popular in that language version.

Since the creation of article "Adjoint functors", its content was written by 164 registered users of English Wikipedia and edited by 330 registered Wikipedia users in all languages.

The article is cited 378 times in English Wikipedia and cited 1045 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #2672 in June 2002
  • Global: #3384 in June 2002

The highest popularity rank from 2008:

  • Local (English): #106159 in November 2010
  • Global: #166143 in November 2010

There are 14 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, 2025 (including revision history and pageviews for previous years).

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

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Adjoint functors
52.9563
2Portuguese (pt)
Adjunção (teoria das categorias)
42.0084
3Polish (pl)
Funktory sprzężone
35.9033
4Italian (it)
Funtore aggiunto
32.6446
5Japanese (ja)
随伴関手
29.6786
6Russian (ru)
Сопряжённые функторы
23.2369
7Ukrainian (uk)
Спряжені функтори
21.3063
8German (de)
Adjunktion (Kategorientheorie)
20.1351
9Spanish (es)
Funtores adjuntos
19.1884
10Korean (ko)
수반 함자
18.0153
More...

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

Most popular in all the time

The most popular language versions of the article "Adjoint functors" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Adjoint functors
817 604
2Japanese (ja)
随伴関手
61 409
3German (de)
Adjunktion (Kategorientheorie)
35 976
4Spanish (es)
Funtores adjuntos
29 980
5French (fr)
Foncteur adjoint
27 800
6Russian (ru)
Сопряжённые функторы
23 537
7Chinese (zh)
伴隨函子
14 132
8Korean (ko)
수반 함자
11 716
9Italian (it)
Funtore aggiunto
7 860
10Polish (pl)
Funktory sprzężone
2 811
More...

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

Most popular in June 2025

The most popular language versions of the article "Adjoint functors" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Adjoint functors
5 484
2Japanese (ja)
随伴関手
650
3French (fr)
Foncteur adjoint
187
4German (de)
Adjunktion (Kategorientheorie)
126
5Spanish (es)
Funtores adjuntos
77
6Chinese (zh)
伴隨函子
77
7Russian (ru)
Сопряжённые функторы
73
8Italian (it)
Funtore aggiunto
51
9Korean (ko)
수반 함자
45
10Polish (pl)
Funktory sprzężone
37
More...

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

The highest AI

Language versions of the article "Adjoint functors" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Adjoint functors
164
2German (de)
Adjunktion (Kategorientheorie)
25
3Italian (it)
Funtore aggiunto
23
4Japanese (ja)
随伴関手
21
5French (fr)
Foncteur adjoint
19
6Spanish (es)
Funtores adjuntos
18
7Russian (ru)
Сопряжённые функторы
17
8Polish (pl)
Funktory sprzężone
10
9Chinese (zh)
伴隨函子
8
10Czech (cs)
Adjungovaný funktor
6
More...

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

The highest AI in June 2025

Language versions of the article "Adjoint functors" with the highest AI in June 2025
#LanguageAI awardRelative AI
1German (de)
Adjunktion (Kategorientheorie)
1
2Japanese (ja)
随伴関手
1
3Czech (cs)
Adjungovaný funktor
0
4English (en)
Adjoint functors
0
5Spanish (es)
Funtores adjuntos
0
6French (fr)
Foncteur adjoint
0
7Hebrew (he)
פונקטורים צמודים
0
8Italian (it)
Funtore aggiunto
0
9Korean (ko)
수반 함자
0
10Polish (pl)
Funktory sprzężone
0
More...

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

The highest CI

Language versions of the article "Adjoint functors" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Adjoint functors
378
2Korean (ko)
수반 함자
135
3Japanese (ja)
随伴関手
128
4French (fr)
Foncteur adjoint
116
5German (de)
Adjunktion (Kategorientheorie)
67
6Chinese (zh)
伴隨函子
56
7Russian (ru)
Сопряжённые функторы
39
8Portuguese (pt)
Adjunção (teoria das categorias)
30
9Ukrainian (uk)
Спряжені функтори
29
10Spanish (es)
Funtores adjuntos
22
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
csCzech
Adjungovaný funktor
deGerman
Adjunktion (Kategorientheorie)
enEnglish
Adjoint functors
esSpanish
Funtores adjuntos
frFrench
Foncteur adjoint
heHebrew
פונקטורים צמודים
itItalian
Funtore aggiunto
jaJapanese
随伴関手
koKorean
수반 함자
plPolish
Funktory sprzężone
ptPortuguese
Adjunção (teoria das categorias)
ruRussian
Сопряжённые функторы
ukUkrainian
Спряжені функтори
zhChinese
伴隨函子

Popularity rank trends

Best Rank English:
#106159
11.2010
Global:
#166143
11.2010

AI rank trends

Best Rank English:
#2672
06.2002
Global:
#3384
06.2002

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Adjoint functor from Wikipedia articles about Monad, Adjoint, Tensor-hom adjunction, Transpose of a linear map and Universal property. Whereas reading the article about Adjoint functor people most often go to Wikipedia articles on Natural transformation, Functor, Universal property, Stone–Čech compactification and Limit.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 12 August 2025

On 12 August 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Cristiano Ronaldo, Wednesday, Georgina Rodríguez, ChatGPT, Weapons, Jenna Ortega, deaths in 2025, Taylor Swift, Miguel Uribe Turbay, 2025–26 UEFA Champions League.

In English Wikipedia the most popular articles on that day were: Weapons (2025 film), Danielle Spencer (American actress), Cristiano Ronaldo, Deaths in 2025, Taylor Swift, Wednesday (TV series), Superman (2025 film), Georgina Rodríguez, Coolie (2025 film), The Fantastic Four: First Steps.

About WikiRank

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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information