Sous-espace stable

fr

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Sous-espace stable

Quality:

Invariant subspace - in a vector space. Article “Sous-espace stable” in French Wikipedia has 15.1 points for quality (as of July 1, 2025). The article contains 4 references and 11 sections.

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

Since the creation of article “Sous-espace stable”, its content was written by 29 registered users of French Wikipedia and edited by 152 registered Wikipedia users in all languages.

The article is cited 53 times in French Wikipedia and cited 184 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (French): #33054 in February 2017
  • Global: #78274 in May 2011

The highest popularity rank from 2008:

  • Local (French): #62939 in October 2019
  • Global: #254976 in November 2017

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)
Invariant subspace
27.0236
2Ukrainian (uk)
Інваріантний підпростір
15.5864
3Catalan (ca)
Subespai invariant
15.5251
4French (fr)
Sous-espace stable
15.0884
5Spanish (es)
Subespacio invariante
12.8591
6Hebrew (he)
תת-מרחב שמור
9.1171
7Russian (ru)
Инвариантное подпространство
6.9722
8Italian (it)
Sottospazio invariante
6.8889
9Chinese (zh)
不变子空间
6.5793
10Korean (ko)
불변 부분 공간
4.7334
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 "Sous-espace stable" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Invariant subspace
420 423
2French (fr)
Sous-espace stable
149 787
3Russian (ru)
Инвариантное подпространство
89 260
4Spanish (es)
Subespacio invariante
62 809
5Hebrew (he)
תת-מרחב שמור
45 578
6Chinese (zh)
不变子空间
41 492
7Italian (it)
Sottospazio invariante
29 157
8Ukrainian (uk)
Інваріантний підпростір
6 533
9Korean (ko)
불변 부분 공간
5 365
10Catalan (ca)
Subespai invariant
2 116
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 "Sous-espace stable" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Invariant subspace
819
2Russian (ru)
Инвариантное подпространство
435
3French (fr)
Sous-espace stable
172
4Hebrew (he)
תת-מרחב שמור
141
5Chinese (zh)
不变子空间
116
6Spanish (es)
Subespacio invariante
106
7Italian (it)
Sottospazio invariante
75
8Ukrainian (uk)
Інваріантний підпростір
28
9Korean (ko)
불변 부분 공간
27
10Catalan (ca)
Subespai invariant
5
More...

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

The highest AI

Language versions of the article "Sous-espace stable" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Invariant subspace
58
2French (fr)
Sous-espace stable
29
3Russian (ru)
Инвариантное подпространство
15
4Hebrew (he)
תת-מרחב שמור
11
5Italian (it)
Sottospazio invariante
11
6Spanish (es)
Subespacio invariante
8
7Chinese (zh)
不变子空间
8
8Ukrainian (uk)
Інваріантний підпростір
7
9Catalan (ca)
Subespai invariant
4
10Korean (ko)
불변 부분 공간
1
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 "Sous-espace stable" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Catalan (ca)
Subespai invariant
0
2English (en)
Invariant subspace
0
3Spanish (es)
Subespacio invariante
0
4French (fr)
Sous-espace stable
0
5Hebrew (he)
תת-מרחב שמור
0
6Italian (it)
Sottospazio invariante
0
7Korean (ko)
불변 부분 공간
0
8Russian (ru)
Инвариантное подпространство
0
9Ukrainian (uk)
Інваріантний підпростір
0
10Chinese (zh)
不变子空间
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 "Sous-espace stable" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1French (fr)
Sous-espace stable
53
2English (en)
Invariant subspace
50
3Russian (ru)
Инвариантное подпространство
20
4Chinese (zh)
不变子空间
13
5Spanish (es)
Subespacio invariante
11
6Italian (it)
Sottospazio invariante
11
7Ukrainian (uk)
Інваріантний підпростір
9
8Hebrew (he)
תת-מרחב שמור
7
9Catalan (ca)
Subespai invariant
5
10Korean (ko)
불변 부분 공간
5
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
caCatalan
Subespai invariant
enEnglish
Invariant subspace
esSpanish
Subespacio invariante
frFrench
Sous-espace stable
heHebrew
תת-מרחב שמור
itItalian
Sottospazio invariante
koKorean
불변 부분 공간
ruRussian
Инвариантное подпространство
ukUkrainian
Інваріантний підпростір
zhChinese
不变子空间

Popularity rank trends

Best Rank French:
#62939
10.2019
Global:
#254976
11.2017

AI rank trends

Best Rank French:
#33054
02.2017
Global:
#78274
05.2011

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Invariant subspace from Wikipedia articles about Spectral theorem, Fundamental theorem, Jordan normal form, Generalized eigenvector and Functional analysis. Whereas reading the article about Invariant subspace people most often go to Wikipedia articles on Eigenvector, Lomonosovs invariant subspace theorem, Invariant subspace problem, Endomorphism and Invariant manifold.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 16 March 2026

On 16 March 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 98th Academy Awards, Michael B. Jordan, Sinners, Jessie Buckley, Paul Thomas Anderson, Sean Penn, One Battle After Another, Amy Madigan, Hamnet, Timothée Chalamet.

In French Wikipedia the most popular articles on that day were: Bruno Salomone, 98e cérémonie des Oscars, Sarah Knafo, Stéphane Audran, Une bataille après l'autre, Michael B. Jordan, Élections municipales de 2026 à Paris, Emmanuel Grégoire, Les Noces rouges, Sinners (film).

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