関係代数 (数学)

Relation algebra - residuated Boolean algebra equipped with an involution (converse). Article “関係代数 (数学)” in Japanese Wikipedia has 16.4 points for quality (as of July 1, 2026). The article contains 13 references and 12 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.86 points.

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

In June 2026 the article “関係代数 (数学)” was edited by 1 authors in Japanese Wikipedia and written by 1 authors in all languages.

Since the creation of article “関係代数 (数学)”, its content was written by 10 registered users of Japanese Wikipedia and edited by 102 registered Wikipedia users in all languages.

The article is cited 4 times in Japanese Wikipedia and cited 51 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #24355 in January 2010
• Global: #109083 in May 2009

The highest popularity rank from 2008:

• Local (Japanese): #255836 in September 2017
• Global: #479004 in June 2011

There are 4 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) Relation algebra		29.2881
2	Chinese (zh) 关系代数 (抽象代数)		21.3783
3	Korean (ko) 관계대수 (수학)		19.4211
4	Japanese (ja) 関係代数 (数学)		16.4283

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

The most popular language versions of the article "関係代数 (数学)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Relation algebra		236 773
2	Japanese (ja) 関係代数 (数学)		21 279
3	Chinese (zh) 关系代数 (抽象代数)		14 168
4	Korean (ko) 관계대수 (수학)		122

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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 "関係代数 (数学)" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Relation algebra		530
2	Chinese (zh) 关系代数 (抽象代数)		70
3	Japanese (ja) 関係代数 (数学)		53
4	Korean (ko) 관계대수 (수학)		13

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

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

#	Language	AI award	Relative AI
1	English (en) Relation algebra		86
2	Japanese (ja) 関係代数 (数学)		10
3	Chinese (zh) 关系代数 (抽象代数)		5
4	Korean (ko) 관계대수 (수학)		1

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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 "関係代数 (数学)" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Japanese (ja) 関係代数 (数学)		1
2	English (en) Relation algebra		0
3	Korean (ko) 관계대수 (수학)		0
4	Chinese (zh) 关系代数 (抽象代数)		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 "関係代数 (数学)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Relation algebra		35
2	Chinese (zh) 关系代数 (抽象代数)		10
3	Japanese (ja) 関係代数 (数学)		4
4	Korean (ko) 관계대수 (수학)		2

More...

#	Language	Value
en	English Relation algebra
ja	Japanese 関係代数 (数学)
ko	Korean 관계대수 (수학)
zh	Chinese 关系代数 (抽象代数)

Best Rank

Japanese: #255836 09.2017

Global: #479004 06.2011

Best Rank

Japanese: #24355 01.2010

Global: #109083 05.2009

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 Japanese Wikipedia the most popular articles on that day were: 橋本愛 (1996年生), 超ときめき♡宣伝部, 塩貝健人, 鈴木彩艶, 泉里香, 谷口彰悟, 田中みな実, 佐野海舟, アーリング・ハーランド, 後藤輝樹.

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