Bijective function

Quality:

Bijection - mathematical function which is a one-to-one mapping of sets. Article "Bijective function" in Simple English Wikipedia has 53.9 points for quality (as of July 1, 2025). The article contains 10 references and 9 sections.

In this language version of Wikipedia the article has the best quality. However, the most popular language version of this article is English.

Since the creation of article "Bijective function", its content was written by 20 registered users of Simple English Wikipedia and edited by 1252 registered Wikipedia users in all languages.

The article is cited 30 times in Simple English Wikipedia and cited 6594 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #1135 in November 2008
• Global: #562 in April 2002

The highest popularity rank from 2008:

• Local (Simple English): #3652 in November 2017
• Global: #13087 in October 2010

There are 47 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.

#	Language	Quality grade	Quality score
1	Simple English (simple) Bijective function		53.9421
2	English (en) Bijection		51.8023
3	Indonesian (id) Bijeksi		49.4058
4	Tamil (ta) இருவழிக்கோப்பு		33.6117
5	Turkish (tr) Birebir örten fonksiyon		30.3223
6	Latin (la) Functio biiectiva		26.4315
7	Chinese (zh) 双射		25.8559
8	Arabic (ar) تقابل (دالة)		23.5018
9	Lithuanian (lt) Bijekcija		23.4007
10	Kazakh (kk) Өзара бірмәнді сәйкестік		22.949

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

#	Language	Popularity award	Relative popularity
1	English (en) Bijection		3 752 297
2	Spanish (es) Función biyectiva		2 994 248
3	German (de) Bijektive Funktion		1 511 758
4	French (fr) Bijection		994 408
5	Russian (ru) Биекция		724 944
6	Italian (it) Corrispondenza biunivoca		695 919
7	Polish (pl) Funkcja wzajemnie jednoznaczna		358 511
8	Japanese (ja) 全単射		333 642
9	Portuguese (pt) Função bijectiva		305 226
10	Chinese (zh) 双射		241 222

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

#	Language	Popularity award	Relative popularity
1	English (en) Bijection		10 378
2	Russian (ru) Биекция		1 944
3	French (fr) Bijection		1 907
4	Spanish (es) Función biyectiva		1 827
5	German (de) Bijektive Funktion		1 446
6	Japanese (ja) 全単射		923
7	Chinese (zh) 双射		731
8	Korean (ko) 전단사 함수		679
9	Simple English (simple) Bijective function		670
10	Polish (pl) Funkcja wzajemnie jednoznaczna		595

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

#	Language	AI award	Relative AI
1	English (en) Bijection		217
2	German (de) Bijektive Funktion		119
3	French (fr) Bijection		90
4	Spanish (es) Función biyectiva		76
5	Italian (it) Corrispondenza biunivoca		66
6	Russian (ru) Биекция		61
7	Dutch (nl) Bijectie		46
8	Japanese (ja) 全単射		44
9	Hebrew (he) פונקציה חד-חד-ערכית ועל		42
10	Polish (pl) Funkcja wzajemnie jednoznaczna		36

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

#	Language	AI award	Relative AI
1	Esperanto (eo) Dissurĵeto		1
2	Italian (it) Corrispondenza biunivoca		1
3	Ukrainian (uk) Бієкція		1
4	Arabic (ar) تقابل (دالة)		0
5	Azerbaijani (az) Qarşılıqlı birqiymətli uyğunluq		0
6	Belarusian (be) Біекцыя		0
7	Bulgarian (bg) Биекция		0
8	Catalan (ca) Funció bijectiva		0
9	Czech (cs) Bijekce		0
10	Danish (da) Bijektiv		0

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

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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