Ackermann function

Ackermann function - total non-primitive-recursive computable function. Article “Ackermann function” in English Wikipedia has 54.6 points for quality (as of July 1, 2026). The article contains 50 references and 24 sections.

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

In June 2026 the article “Ackermann function” was edited by 1 authors in English Wikipedia and written by 2 authors in all languages.

Since the creation of article “Ackermann function”, its content was written by 329 registered users of English Wikipedia and edited by 1142 registered Wikipedia users in all languages.

The article is cited 139 times in English Wikipedia and cited 878 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #770 in September 2004
• Global: #1730 in October 2002

The highest popularity rank from 2008:

• Local (English): #41517 in August 2014
• Global: #52202 in August 2014

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) Ackermann function		54.6194
2	German (de) Ackermannfunktion		32.4739
3	Catalan (ca) Funció d'Ackermann		26.1694
4	Russian (ru) Функция Аккермана		24.3476
5	Korean (ko) 아커만 함수		22.5444
6	French (fr) Fonction d'Ackermann		20.8597
7	Chinese (zh) 阿克曼函數		19.5623
8	Portuguese (pt) Função de Ackermann		18.0792
9	Polish (pl) Funkcja Ackermanna		17.8031
10	Esperanto (eo) Akermana funkcio		16.8514

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Ackermann function		2 718 227
2	German (de) Ackermannfunktion		512 205
3	Russian (ru) Функция Аккермана		341 584
4	Japanese (ja) アッカーマン関数		310 273
5	Spanish (es) Función de Ackermann		260 060
6	French (fr) Fonction d'Ackermann		188 339
7	Chinese (zh) 阿克曼函數		149 001
8	Polish (pl) Funkcja Ackermanna		95 323
9	Italian (it) Funzione di Ackermann		78 321
10	Portuguese (pt) Função de Ackermann		75 170

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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 "Ackermann function" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Ackermann function		6 530
2	Japanese (ja) アッカーマン関数		1 215
3	German (de) Ackermannfunktion		1 064
4	Russian (ru) Функция Аккермана		476
5	Chinese (zh) 阿克曼函數		469
6	French (fr) Fonction d'Ackermann		407
7	Polish (pl) Funkcja Ackermanna		285
8	Spanish (es) Función de Ackermann		214
9	Italian (it) Funzione di Ackermann		187
10	Korean (ko) 아커만 함수		124

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

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

#	Language	AI award	Relative AI
1	English (en) Ackermann function		329
2	German (de) Ackermannfunktion		150
3	French (fr) Fonction d'Ackermann		100
4	Spanish (es) Función de Ackermann		58
5	Japanese (ja) アッカーマン関数		57
6	Italian (it) Funzione di Ackermann		45
7	Polish (pl) Funkcja Ackermanna		39
8	Russian (ru) Функция Аккермана		39
9	Hungarian (hu) Ackermann-függvény		38
10	Dutch (nl) Ackermannfunctie		33

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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 "Ackermann function" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	German (de) Ackermannfunktion		1
2	English (en) Ackermann function		1
3	Arabic (ar) دالة أكرمان		0
4	Catalan (ca) Funció d'Ackermann		0
5	Czech (cs) Ackermannova funkce		0
6	Esperanto (eo) Akermana funkcio		0
7	Spanish (es) Función de Ackermann		0
8	Persian (fa) تابع آکرمان		0
9	Finnish (fi) Ackermannin funktio		0
10	French (fr) Fonction d'Ackermann		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 "Ackermann function" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Ackermann function		139
2	Portuguese (pt) Função de Ackermann		97
3	Japanese (ja) アッカーマン関数		71
4	Chinese (zh) 阿克曼函數		61
5	Ukrainian (uk) Функція Акермана		57
6	Polish (pl) Funkcja Ackermanna		48
7	French (fr) Fonction d'Ackermann		41
8	Korean (ko) 아커만 함수		41
9	Russian (ru) Функция Аккермана		40
10	Arabic (ar) دالة أكرمان		32

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#	Language	Value
ar	Arabic دالة أكرمان
ca	Catalan Funció d'Ackermann
cs	Czech Ackermannova funkce
de	German Ackermannfunktion
en	English Ackermann function
eo	Esperanto Akermana funkcio
es	Spanish Función de Ackermann
fa	Persian تابع آکرمان
fi	Finnish Ackermannin funktio
fr	French Fonction d'Ackermann
gl	Galician Función de Ackermann
he	Hebrew פונקציית אקרמן
hu	Hungarian Ackermann-függvény
it	Italian Funzione di Ackermann
ja	Japanese アッカーマン関数
ko	Korean 아커만 함수
nl	Dutch Ackermannfunctie
pl	Polish Funkcja Ackermanna
pt	Portuguese Função de Ackermann
ru	Russian Функция Аккермана
sr	Serbian Акерманова функција
sv	Swedish Ackermannfunktionen
tr	Turkish Ackermann işlevi
uk	Ukrainian Функція Акермана
vi	Vietnamese Hàm số Ackermann
zh	Chinese 阿克曼函數

Best Rank

English: #41517 08.2014

Global: #52202 08.2014

Best Rank

English: #770 09.2004

Global: #1730 10.2002

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 English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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