Matriu defectiva

ca

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Matriu defectiva

Quality:

Defective matrix - non-diagonalizable matrix; one lacking a basis of eigenvectors. Article “Matriu defectiva” in Catalan Wikipedia has 14.6 points for quality (as of July 1, 2025). The article contains 2 references and 5 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 “Matriu defectiva”, its content was written by 3 registered users of Catalan Wikipedia and edited by 34 registered Wikipedia users in all languages.

The article is cited 4 times in Catalan Wikipedia and cited 270 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Catalan): #15556 in November 2020
  • Global: #240327 in February 2011

The highest popularity rank from 2008:

  • Local (Catalan): #138573 in November 2020
  • Global: #619853 in December 2014

There are 5 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
1Catalan (ca)
Matriu defectiva
14.6162
2English (en)
Defective matrix
13.1177
3Chinese (zh)
缺失矩阵
11.6156
4Czech (cs)
Defektní matice
10.2487
5Slovenian (sl)
Nepopolna matrika
2.6303
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 "Matriu defectiva" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Defective matrix
291 239
2Chinese (zh)
缺失矩阵
2 405
3Slovenian (sl)
Nepopolna matrika
1 236
4Catalan (ca)
Matriu defectiva
252
5Czech (cs)
Defektní matice
214
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 "Matriu defectiva" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Defective matrix
909
2Chinese (zh)
缺失矩阵
51
3Catalan (ca)
Matriu defectiva
11
4Czech (cs)
Defektní matice
11
5Slovenian (sl)
Nepopolna matrika
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 "Matriu defectiva" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Defective matrix
23
2Czech (cs)
Defektní matice
4
3Catalan (ca)
Matriu defectiva
3
4Slovenian (sl)
Nepopolna matrika
2
5Chinese (zh)
缺失矩阵
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 "Matriu defectiva" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Catalan (ca)
Matriu defectiva
0
2Czech (cs)
Defektní matice
0
3English (en)
Defective matrix
0
4Slovenian (sl)
Nepopolna matrika
0
5Chinese (zh)
缺失矩阵
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 "Matriu defectiva" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Defective matrix
149
2Slovenian (sl)
Nepopolna matrika
110
3Czech (cs)
Defektní matice
5
4Catalan (ca)
Matriu defectiva
4
5Chinese (zh)
缺失矩阵
2
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
caCatalan
Matriu defectiva
csCzech
Defektní matice
enEnglish
Defective matrix
slSlovenian
Nepopolna matrika
zhChinese
缺失矩阵

Popularity rank trends

Best Rank Catalan:
#138573
11.2020
Global:
#619853
12.2014

AI rank trends

Best Rank Catalan:
#15556
11.2020
Global:
#240327
02.2011

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Defective matrix from Wikipedia articles about Diagonalizable matrix, Eigendecomposition of a matrix, Jordan normal form, Eigenvectors and eigenvalues and Symmetric matrix. Whereas reading the article about Defective matrix people most often go to Wikipedia articles on Jordan normal form, Generalized eigenvector, Eigenvectors and eigenvalues, Diagonalizable matrix and Normal matrix.

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 Catalan Wikipedia the most popular articles on that day were: One battle after another, Joan Laporta i Estruch, Víctor Font i Manté, Els pecadors, Amy Madigan, Jessie Buckley, Gemma Cuervo Igartua, XIV eleccions a la presidència del Futbol Club Barcelona, Paul Thomas Anderson, XV eleccions a la presidència del Futbol Club Barcelona.

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