Improper rotation

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Improper rotation

Quality:

Improper rotation - rotation composed with a reflection. Article “Improper rotation” in Simple English Wikipedia has 0.5 points for quality (as of July 1, 2025).

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

Since the creation of article “Improper rotation”, its content was written by 9 registered users of Simple English Wikipedia and edited by 118 registered Wikipedia users in all languages.

The article is cited 1 times in Simple English Wikipedia and cited 244 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #2717 in April 2015
  • Global: #10779 in June 2003

The highest popularity rank from 2008:

  • Local (Simple English): #16175 in June 2015
  • Global: #402327 in February 2008

There are 10 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)
Improper rotation
41.875
2Romanian (ro)
Rotație improprie
35.167
3Spanish (es)
Rotación impropia
31.9755
4Catalan (ca)
Rotació impròpia
28.1932
5French (fr)
Antirotation
17.2999
6German (de)
Drehspiegelung
7.4998
7Chinese (zh)
瑕旋轉
6.001
8Swedish (sv)
Oegentlig rotation
3.3798
9Japanese (ja)
回映操作
2.7811
10Simple English (simple)
Improper rotation
0.5225
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 "Improper rotation" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Improper rotation
380 168
2German (de)
Drehspiegelung
96 795
3Japanese (ja)
回映操作
35 871
4French (fr)
Antirotation
23 277
5Chinese (zh)
瑕旋轉
23 151
6Spanish (es)
Rotación impropia
5 825
7Simple English (simple)
Improper rotation
4 874
8Swedish (sv)
Oegentlig rotation
4 340
9Catalan (ca)
Rotació impròpia
811
10Romanian (ro)
Rotație improprie
499
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 "Improper rotation" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Improper rotation
1 901
2German (de)
Drehspiegelung
210
3Simple English (simple)
Improper rotation
206
4Chinese (zh)
瑕旋轉
114
5Japanese (ja)
回映操作
84
6French (fr)
Antirotation
61
7Spanish (es)
Rotación impropia
34
8Romanian (ro)
Rotație improprie
12
9Catalan (ca)
Rotació impròpia
6
10Swedish (sv)
Oegentlig rotation
6
More...

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

The highest AI

Language versions of the article "Improper rotation" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Improper rotation
51
2German (de)
Drehspiegelung
24
3Swedish (sv)
Oegentlig rotation
11
4French (fr)
Antirotation
10
5Simple English (simple)
Improper rotation
9
6Catalan (ca)
Rotació impròpia
3
7Japanese (ja)
回映操作
3
8Chinese (zh)
瑕旋轉
3
9Spanish (es)
Rotación impropia
2
10Romanian (ro)
Rotație improprie
2
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 "Improper rotation" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Catalan (ca)
Rotació impròpia
0
2German (de)
Drehspiegelung
0
3English (en)
Improper rotation
0
4Spanish (es)
Rotación impropia
0
5French (fr)
Antirotation
0
6Japanese (ja)
回映操作
0
7Romanian (ro)
Rotație improprie
0
8Simple English (simple)
Improper rotation
0
9Swedish (sv)
Oegentlig rotation
0
10Chinese (zh)
瑕旋轉
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 "Improper rotation" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Improper rotation
91
2German (de)
Drehspiegelung
42
3Spanish (es)
Rotación impropia
26
4French (fr)
Antirotation
24
5Catalan (ca)
Rotació impròpia
21
6Chinese (zh)
瑕旋轉
13
7Japanese (ja)
回映操作
11
8Romanian (ro)
Rotație improprie
11
9Swedish (sv)
Oegentlig rotation
4
10Simple English (simple)
Improper rotation
1
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
caCatalan
Rotació impròpia
deGerman
Drehspiegelung
enEnglish
Improper rotation
esSpanish
Rotación impropia
frFrench
Antirotation
jaJapanese
回映操作
roRomanian
Rotație improprie
simpleSimple English
Improper rotation
svSwedish
Oegentlig rotation
zhChinese
瑕旋轉

Popularity rank trends

Best Rank Simple English:
#16175
06.2015
Global:
#402327
02.2008

AI rank trends

Best Rank Simple English:
#2717
04.2015
Global:
#10779
06.2003

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Improper rotation from Wikipedia articles about Orthogonal matrix, Rotation matrix, Pseudovector, Chirality and Hermann–Mauguin notation. Whereas reading the article about Improper rotation people most often go to Wikipedia articles on Point reflection, Isometry, Affine transformation, Point groups in three dimensions and Reflection.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In Simple English Wikipedia the most popular articles on that day were: XXXTentacion, Black, List of European countries, Jeffrey Epstein, Vitruvian Man, Golden Edge, Jacqueline Kennedy Onassis, List of countries, Manon Bannerman, Megan Skiendiel.

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