Сигма-алгебра

Quality:

Sigma-algebra - algebric structure closed in respect to numerable union, intersection and complement.. Article "Сигма-алгебра" in Russian Wikipedia has 9.1 points for quality (as of November 1, 2023). The article contains 1 references and 6 sections. The article also contains quality flaw template, which reduce quality score.

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

Since the creation of article "Сигма-алгебра", its content was written by 42 registered users of Russian Wikipedia and edited by 924 registered Wikipedia users in all languages.

The article is cited 48 times in Russian Wikipedia and cited 1926 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Russian): #13 in December 2003
• Global: #1577 in February 2002

The highest popularity rank from 2008:

• Local (Russian): #12520 in January 2008
• Global: #8780 in October 2015

There are 32 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 November 1, 2023 (including revision history and pageviews for previous years).

下表顯示了最高品質的文章的語言版本。

#	Language	Quality grade	Quality score
1	French (fr) Tribu (mathématiques)		40.23
2	English (en) Σ-algebra		35.1715
3	Korean (ko) 시그마 대수		33.5636
4	Portuguese (pt) Sigma-álgebra		32.406
5	German (de) Σ-Algebra		30.0674
6	Polish (pl) Przestrzeń mierzalna		21.5546
7	Hungarian (hu) Σ-algebra		20.6653
8	Chinese (zh) Σ-代数		19.6388
9	Italian (it) Sigma-algebra		19.3352
10	Spanish (es) Σ-álgebra		13.5513

The following table shows the most popular language versions of the article.

#	Language	Popularity award	Relative popularity
1	English (en) Σ-algebra		2 571 604
2	German (de) Σ-Algebra		671 205
3	French (fr) Tribu (mathématiques)		478 417
4	Russian (ru) Сигма-алгебра		333 520
5	Spanish (es) Σ-álgebra		303 334
6	Italian (it) Sigma-algebra		267 050
7	Polish (pl) Przestrzeń mierzalna		243 120
8	Japanese (ja) 完全加法族		221 693
9	Chinese (zh) Σ-代数		178 146
10	Portuguese (pt) Sigma-álgebra		68 986

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

#	Language	Popularity award	Relative popularity
1	English (en) Σ-algebra		20 335
2	German (de) Σ-Algebra		5 720
3	French (fr) Tribu (mathématiques)		4 491
4	Russian (ru) Сигма-алгебра		3 072
5	Italian (it) Sigma-algebra		2 057
6	Chinese (zh) Σ-代数		1 712
7	Spanish (es) Σ-álgebra		1 594
8	Polish (pl) Przestrzeń mierzalna		1 394
9	Japanese (ja) 完全加法族		1 311
10	Vietnamese (vi) Đại số sigma		806

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

#	Language	AI award	Relative AI
1	English (en) Σ-algebra		198
2	German (de) Σ-Algebra		105
3	French (fr) Tribu (mathématiques)		99
4	Italian (it) Sigma-algebra		63
5	Russian (ru) Сигма-алгебра		42
6	Polish (pl) Przestrzeń mierzalna		38
7	Norwegian (no) Σ-algebra		37
8	Chinese (zh) Σ-代数		34
9	Hebrew (he) סיגמא-אלגברה		30
10	Dutch (nl) Sigma-algebra		26

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

#	Language	AI award	Relative AI
1	Chinese (zh) Σ-代数		2
2	Belarusian (be) Сігма-алгебра		1
3	English (en) Σ-algebra		1
4	Bulgarian (bg) Сигма-алгебра		0
5	Catalan (ca) Σ-àlgebra		0
6	Czech (cs) Sigma algebra		0
7	Danish (da) Sigma-algebra		0
8	German (de) Σ-Algebra		0
9	Greek (el) Σ-άλγεβρα		0
10	Esperanto (eo) Sigma-alĝebro		0

The following table shows the language versions of the article with the highest number of citations.

On 22 May 2024 in multilingual Wikipedia, Internet users most often read articles on the following topics: Ademola Lookman, Atalanta BC, Toni Kroos, Gian Piero Gasperini, Bayer 04 Leverkusen, international recognition of the State of Palestine, UEFA Europa League, Ebrahim Raisi, State of Palestine, YouTube.

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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 November, 2023. When calculating current popularity and AI of articles data from October 2023 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2023... More information