Spectral sequence

Spectral sequence - in homological algebra, a means of computing homology groups by taking successive approximations. Article “Spectral sequence” in English Wikipedia has 49.8 points for quality (as of July 1, 2025). The article contains 12 references and 39 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 2.62 points.

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

Since the creation of article “Spectral sequence”, its content was written by 69 registered users of English Wikipedia and edited by 142 registered Wikipedia users in all languages.

The article is cited 84 times in English Wikipedia and cited 354 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #17709 in October 2004
• Global: #41186 in September 2021

The highest popularity rank from 2008:

• Local (English): #156555 in October 2014
• Global: #274076 in October 2014

There are 8 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.

#	Language	Quality grade	Quality score
1	German (de) Spektralsequenz		56.9886
2	English (en) Spectral sequence		49.8475
3	Japanese (ja) スペクトル系列		36.2497
4	Chinese (zh) 譜序列		34.3788
5	French (fr) Suite spectrale		32.9185
6	Korean (ko) 스펙트럼 열		24.0476
7	Russian (ru) Спектральная последовательность		12.5842
8	Italian (it) Successione spettrale		1.9354

More...

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

The most popular language versions of the article "Spectral sequence" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Spectral sequence		363 044
2	French (fr) Suite spectrale		16 449
3	Chinese (zh) 譜序列		12 831
4	Russian (ru) Спектральная последовательность		10 032
5	German (de) Spektralsequenz		9 349
6	Japanese (ja) スペクトル系列		8 880
7	Korean (ko) 스펙트럼 열		4 363
8	Italian (it) Successione spettrale		1 773

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

The most popular language versions of the article "Spectral sequence" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Spectral sequence		2 128
2	Japanese (ja) スペクトル系列		226
3	Russian (ru) Спектральная последовательность		120
4	Chinese (zh) 譜序列		113
5	French (fr) Suite spectrale		61
6	German (de) Spektralsequenz		50
7	Korean (ko) 스펙트럼 열		31
8	Italian (it) Successione spettrale		17

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

Language versions of the article "Spectral sequence" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Spectral sequence		69
2	French (fr) Suite spectrale		29
3	German (de) Spektralsequenz		18
4	Japanese (ja) スペクトル系列		8
5	Italian (it) Successione spettrale		6
6	Chinese (zh) 譜序列		6
7	Russian (ru) Спектральная последовательность		4
8	Korean (ko) 스펙트럼 열		2

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

Language versions of the article "Spectral sequence" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Italian (it) Successione spettrale		1
2	German (de) Spektralsequenz		0
3	English (en) Spectral sequence		0
4	French (fr) Suite spectrale		0
5	Japanese (ja) スペクトル系列		0
6	Korean (ko) 스펙트럼 열		0
7	Russian (ru) Спектральная последовательность		0
8	Chinese (zh) 譜序列		0

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

Language versions of the article "Spectral sequence" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Italian (it) Successione spettrale		137
2	English (en) Spectral sequence		84
3	French (fr) Suite spectrale		46
4	German (de) Spektralsequenz		27
5	Korean (ko) 스펙트럼 열		24
6	Chinese (zh) 譜序列		16
7	Japanese (ja) スペクトル系列		10
8	Russian (ru) Спектральная последовательность		10

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#	Language	Value
de	German Spektralsequenz
en	English Spectral sequence
fr	French Suite spectrale
it	Italian Successione spettrale
ja	Japanese スペクトル系列
ko	Korean 스펙트럼 열
ru	Russian Спектральная последовательность
zh	Chinese 譜序列

Best Rank

English: #156555 10.2014

Global: #274076 10.2014

Best Rank

English: #17709 10.2004

Global: #41186 09.2021

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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 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