Lema da serpente

Snake lemma - tool used in mathematics. Article “Lema da serpente” in Portuguese Wikipedia has 32.8 points for quality (as of July 1, 2026). The article contains 4 references and 12 sections.

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

Since the creation of article “Lema da serpente”, its content was written by 1 registered users of Portuguese Wikipedia and edited by 150 registered Wikipedia users in all languages.

The article is cited 2 times in Portuguese Wikipedia and cited 188 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Portuguese): #45860 in March 2026
• Global: #3271 in October 2002

The highest popularity rank from 2008:

• Local (Portuguese): #487586 in March 2026
• Global: #397666 in February 2012

There are 13 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.

#	Language	Quality grade	Quality score
1	English (en) Snake lemma		40.8235
2	Portuguese (pt) Lema da serpente		32.8114
3	Chinese (zh) 蛇引理		23.026
4	Korean (ko) 뱀 완전열		22.1919
5	German (de) Schlangenlemma		18.3555
6	Hungarian (hu) Kígyó-lemma		15.8268
7	Ukrainian (uk) Лема про змію		13.2193
8	Hebrew (he) למת הנחש		11.3167
9	Japanese (ja) 蛇の補題		10.4237
10	Spanish (es) Lema de la serpiente		8.091

More...

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

The most popular language versions of the article "Lema da serpente" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Snake lemma		402 229
2	German (de) Schlangenlemma		42 167
3	Japanese (ja) 蛇の補題		40 286
4	French (fr) Lemme du serpent		20 230
5	Chinese (zh) 蛇引理		12 233
6	Korean (ko) 뱀 완전열		9 541
7	Spanish (es) Lema de la serpiente		7 900
8	Russian (ru) Лемма о змее		6 174
9	Dutch (nl) Slangenlemma		1 664
10	Hebrew (he) למת הנחש		1 496

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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 "Lema da serpente" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Snake lemma		2 355
2	Japanese (ja) 蛇の補題		361
3	German (de) Schlangenlemma		128
4	French (fr) Lemme du serpent		125
5	Chinese (zh) 蛇引理		55
6	Spanish (es) Lema de la serpiente		52
7	Korean (ko) 뱀 완전열		47
8	Russian (ru) Лемма о змее		28
9	Hungarian (hu) Kígyó-lemma		11
10	Hebrew (he) למת הנחש		8

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

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

#	Language	AI award	Relative AI
1	English (en) Snake lemma		59
2	German (de) Schlangenlemma		33
3	French (fr) Lemme du serpent		19
4	Korean (ko) 뱀 완전열		7
5	Japanese (ja) 蛇の補題		6
6	Russian (ru) Лемма о змее		6
7	Chinese (zh) 蛇引理		6
8	Dutch (nl) Slangenlemma		4
9	Hebrew (he) למת הנחש		3
10	Ukrainian (uk) Лема про змію		3

More...

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

Language versions of the article "Lema da serpente" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	English (en) Snake lemma		1
2	Spanish (es) Lema de la serpiente		1
3	Russian (ru) Лемма о змее		1
4	German (de) Schlangenlemma		0
5	French (fr) Lemme du serpent		0
6	Hebrew (he) למת הנחש		0
7	Hungarian (hu) Kígyó-lemma		0
8	Japanese (ja) 蛇の補題		0
9	Korean (ko) 뱀 완전열		0
10	Dutch (nl) Slangenlemma		0

More...

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

Language versions of the article "Lema da serpente" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	French (fr) Lemme du serpent		77
2	English (en) Snake lemma		32
3	German (de) Schlangenlemma		18
4	Korean (ko) 뱀 완전열		18
5	Japanese (ja) 蛇の補題		15
6	Chinese (zh) 蛇引理		7
7	Spanish (es) Lema de la serpiente		5
8	Ukrainian (uk) Лема про змію		4
9	Hungarian (hu) Kígyó-lemma		3
10	Russian (ru) Лемма о змее		3

More...

#	Language	Value
de	German Schlangenlemma
en	English Snake lemma
es	Spanish Lema de la serpiente
fr	French Lemme du serpent
he	Hebrew למת הנחש
hu	Hungarian Kígyó-lemma
ja	Japanese 蛇の補題
ko	Korean 뱀 완전열
nl	Dutch Slangenlemma
pt	Portuguese Lema da serpente
ru	Russian Лемма о змее
uk	Ukrainian Лема про змію
zh	Chinese 蛇引理

Best Rank

Portuguese: #487586 03.2026

Global: #397666 02.2012

Best Rank

Portuguese: #45860 03.2026

Global: #3271 10.2002

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 Portuguese Wikipedia the most popular articles on that day were: Erling Haaland, República Democrática do Congo, Romelu Lukaku, Copa do Mundo FIFA de 2026, Kylian Mbappé, Senegal, Copa do Mundo FIFA, Lista de artilheiros da Copa do Mundo FIFA, Harry Kane, Carlo Ancelotti.

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