Pin group

en

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Pin group

Quality:

Pin group - Lie group, completing a commutative square relating the orthogonal group, special orthogonal group, and spin group. Article “Pin group” in English Wikipedia has 26.1 points for quality (as of July 1, 2025). The article contains 6 references and 10 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 1.37 points.

This article has the best quality in Chinese Wikipedia. However, this article is the most popular in English version.

Since the creation of article “Pin group”, its content was written by 43 registered users of English Wikipedia and edited by 54 registered Wikipedia users in all languages.

The article is cited 36 times in English Wikipedia and cited 61 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #67218 in November 2021
  • Global: #251835 in November 2021

The highest popularity rank from 2008:

  • Local (English): #489755 in December 2008
  • Global: #809902 in December 2008

There are 3 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
1Chinese (zh)
Pin群
31.0412
2English (en)
Pin group
26.0814
3Japanese (ja)
ピン群
0.9844
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 "Pin group" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Pin group
96 540
2Japanese (ja)
ピン群
10 898
3Chinese (zh)
Pin群
8 330
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 "Pin group" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Pin group
833
2Chinese (zh)
Pin群
37
3Japanese (ja)
ピン群
27
More...

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

The highest AI

Language versions of the article "Pin group" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Pin group
43
2Japanese (ja)
ピン群
7
3Chinese (zh)
Pin群
4
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 "Pin group" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Pin group
0
2Japanese (ja)
ピン群
0
3Chinese (zh)
Pin群
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 "Pin group" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Pin group
36
2Chinese (zh)
Pin群
13
3Japanese (ja)
ピン群
12
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
enEnglish
Pin group
jaJapanese
ピン群
zhChinese
Pin群

Popularity rank trends

Best Rank English:
#489755
12.2008
Global:
#809902
12.2008

AI rank trends

Best Rank English:
#67218
11.2021
Global:
#251835
11.2021

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Pin group from Wikipedia articles about Spin group, Charge-parity-time symmetry, Clifford algebra, Covering group and Invariant decomposition. Whereas reading the article about Pin group people most often go to Wikipedia articles on Clifford algebra, Spin group, Orthogonal group, Quadratic form and Charge-parity-time symmetry.

Cumulative results of quality and popularity of the Wikipedia article

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

zh: Pin群

News from 5 March 2026

On 5 March 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Iran, Ali Khamenei, 2026 Iran war, Jeffrey Epstein, Kurds, Strait of Hormuz, Yakovlev Yak-130, Donald Trump, Azerbaijan, Kristi Noem.

In English Wikipedia the most popular articles on that day were: Markwayne Mullin, Kristi Noem, 2026 Iran war, Ali Khamenei, Lou Holtz, Men's T20 World Cup, Iran, IRIS Dena, Corey Lewandowski, Deaths in 2026.

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