Classificació Petrov

ca

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Classificació Petrov

Quality:

Petrov classification - classification of the possible algebraic symmetries of the Weyl tensor at each point in a Lorentzian manifold. Article “Classificació Petrov” in Catalan Wikipedia has 16 points for quality (as of July 1, 2026). The article contains 4 references and 4 sections.

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

Since the creation of article “Classificació Petrov”, its content was written by 2 registered users of Catalan Wikipedia and edited by 67 registered Wikipedia users in all languages.

The article is cited 4 times in Catalan Wikipedia and cited 63 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Catalan): #10398 in August 2024
  • Global: #100687 in June 2005

The highest popularity rank from 2008:

  • Local (Catalan): #253053 in August 2024
  • Global: #1037927 in June 2017

There are 6 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Petrov classification
24.5069
2Korean (ko)
페트로프 분류
16.9682
3Portuguese (pt)
Classificação de Petrov
16.871
4Catalan (ca)
Classificació Petrov
16.0076
5Russian (ru)
Классификация Петрова
10.2085
6Ukrainian (uk)
Класифікація Петрова
2.763
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 "Classificació Petrov" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Petrov classification
96 711
2Russian (ru)
Классификация Петрова
18 542
3Korean (ko)
페트로프 분류
1 427
4Portuguese (pt)
Classificação de Petrov
942
5Ukrainian (uk)
Класифікація Петрова
189
6Catalan (ca)
Classificació Petrov
74
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2026

The most popular language versions of the article "Classificació Petrov" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Petrov classification
507
2Russian (ru)
Классификация Петрова
61
3Korean (ko)
페트로프 분류
7
4Portuguese (pt)
Classificação de Petrov
3
5Ukrainian (uk)
Класифікація Петрова
3
6Catalan (ca)
Classificació Petrov
1
More...

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

The highest AI

Language versions of the article "Classificació Petrov" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Petrov classification
44
2Russian (ru)
Классификация Петрова
12
3Korean (ko)
페트로프 분류
4
4Ukrainian (uk)
Класифікація Петрова
4
5Catalan (ca)
Classificació Petrov
2
6Portuguese (pt)
Classificação de Petrov
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 2026

Language versions of the article "Classificació Petrov" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Catalan (ca)
Classificació Petrov
0
2English (en)
Petrov classification
0
3Korean (ko)
페트로프 분류
0
4Portuguese (pt)
Classificação de Petrov
0
5Russian (ru)
Классификация Петрова
0
6Ukrainian (uk)
Класифікація Петрова
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 "Classificació Petrov" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Petrov classification
36
2Russian (ru)
Классификация Петрова
8
3Korean (ko)
페트로프 분류
7
4Ukrainian (uk)
Класифікація Петрова
5
5Catalan (ca)
Classificació Petrov
4
6Portuguese (pt)
Classificação de Petrov
3
More...

Scores

Estimated value for Wikipedia:
Catalan:
Global:
Popularity in June 2026:
Catalan:
Global:
Popularity in all years:
Catalan:
Global:
Authors in June 2026:
Catalan:
Global:
Registered authors in all years:
Catalan:
Global:
Citations:
Catalan:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Classificació Petrov
enEnglish
Petrov classification
koKorean
페트로프 분류
ptPortuguese
Classificação de Petrov
ruRussian
Классификация Петрова
ukUkrainian
Класифікація Петрова

Popularity rank trends

Best Rank Catalan:
#253053
08.2024
Global:
#1037927
06.2017

AI rank trends

Best Rank Catalan:
#10398
08.2024
Global:
#100687
06.2005

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Petrov classification from Wikipedia articles about Einstein field equations, Schwarzschild metric, Weyl tensor, Gödel metric and Exact solution in general relativity. Whereas reading the article about Petrov classification people most often go to Wikipedia articles on Aleksei Petrov, Weyl tensor, Newman–Penrose formalism, Peeling theorem and Pseudo-Riemannian 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 1 July 2026

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 Catalan Wikipedia the most popular articles on that day were: República Democràtica del Congo, Rafael Yuste i Abel, Juan Fernández Benítez, Pere Casacuberta Camps, Rudi García, Marcel Lefebvre, Michael Olise, Marta Montaner Santomà, Vito Quiles, Fèlix el gat.

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 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