Identity (mathematics)

Identity - equation that is satisfied for all values of the variables. Article "Identity (mathematics)" in English Wikipedia has 36.9 points for quality (as of July 1, 2025). The article contains 13 references and 13 sections.

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

In June 2025 the article "Identity (mathematics)" was edited by 1 authors in English Wikipedia and written by 5 authors in all languages.

Since the creation of article "Identity (mathematics)", its content was written by 124 registered users of English Wikipedia and edited by 602 registered Wikipedia users in all languages.

The article is cited 188 times in English Wikipedia and cited 1323 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #14558 in August 2003
• Global: #12357 in November 2008

The highest popularity rank from 2008:

• Local (English): #101008 in September 2011
• Global: #69590 in September 2014

There are 34 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	Malay (ms) Identiti (matematik)		40.0503
2	English (en) Identity (mathematics)		36.8886
3	Indonesian (id) Identitas (matematika)		34.5274
4	Simple English (simple) Identity (mathematics)		28.7688
5	Serbian (sr) Идентитет (математика)		28.414
6	Arabic (ar) متطابقة رياضية		23.9838
7	Ukrainian (uk) Тотожність		23.8915
8	German (de) Identitätsgleichung		21.6918
9	Persian (fa) اتحاد (ریاضیات)		18.1623
10	Galician (gl) Identidade (matemáticas)		17.3089

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

The most popular language versions of the article "Identity (mathematics)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Identity (mathematics)		1 226 265
2	Spanish (es) Identidad (matemática)		728 165
3	Russian (ru) Тождество (математика)		522 378
4	Japanese (ja) 恒等式		189 705
5	Ukrainian (uk) Тотожність		146 653
6	Chinese (zh) 恒等式		144 114
7	German (de) Identitätsgleichung		112 604
8	Italian (it) Identità (matematica)		99 241
9	Hindi (hi) गणितीय सर्वसमिका		94 212
10	Korean (ko) 항등식		67 898

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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 "Identity (mathematics)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Identity (mathematics)		3 286
2	Russian (ru) Тождество (математика)		1 047
3	Chinese (zh) 恒等式		549
4	Korean (ko) 항등식		468
5	Japanese (ja) 恒等式		439
6	German (de) Identitätsgleichung		319
7	Simple English (simple) Identity (mathematics)		204
8	Greek (el) Αλγεβρικές ταυτότητες		173
9	Spanish (es) Identidad (matemática)		167
10	Vietnamese (vi) Đồng nhất thức		160

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

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

#	Language	AI award	Relative AI
1	English (en) Identity (mathematics)		124
2	Russian (ru) Тождество (математика)		48
3	German (de) Identitätsgleichung		45
4	Italian (it) Identità (matematica)		37
5	French (fr) Identité (mathématiques)		34
6	Spanish (es) Identidad (matemática)		32
7	Turkish (tr) Özdeşlik		30
8	Hindi (hi) गणितीय सर्वसमिका		29
9	Chinese (zh) 恒等式		29
10	Japanese (ja) 恒等式		24

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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 "Identity (mathematics)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Esperanto (eo) Idento (matematiko)		2
2	Arabic (ar) متطابقة رياضية		1
3	English (en) Identity (mathematics)		1
4	French (fr) Identité (mathématiques)		1
5	Bulgarian (bg) Тъждество		0
6	Catalan (ca) Identitat		0
7	German (de) Identitätsgleichung		0
8	Greek (el) Αλγεβρικές ταυτότητες		0
9	Spanish (es) Identidad (matemática)		0
10	Estonian (et) Samasus (matemaatika)		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 "Identity (mathematics)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Catalan (ca) Identitat		297
2	English (en) Identity (mathematics)		188
3	Chinese (zh) 恒等式		146
4	Spanish (es) Identidad (matemática)		73
5	Ukrainian (uk) Тотожність		66
6	Japanese (ja) 恒等式		59
7	Russian (ru) Тождество (математика)		53
8	German (de) Identitätsgleichung		44
9	Dutch (nl) Identiteit (wiskunde)		39
10	French (fr) Identité (mathématiques)		37

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#	Language	Value
ar	Arabic متطابقة رياضية
bg	Bulgarian Тъждество
ca	Catalan Identitat
de	German Identitätsgleichung
el	Greek Αλγεβρικές ταυτότητες
en	English Identity (mathematics)
eo	Esperanto Idento (matematiko)
es	Spanish Identidad (matemática)
et	Estonian Samasus (matemaatika)
eu	Basque Identitate (matematika)
fa	Persian اتحاد (ریاضیات)
fr	French Identité (mathématiques)
gl	Galician Identidade (matemáticas)
he	Hebrew זהות (מתמטיקה)
hi	Hindi गणितीय सर्वसमिका
hy	Armenian Նույնություն (մաթեմատիկա)
id	Indonesian Identitas (matematika)
it	Italian Identità (matematica)
ja	Japanese 恒等式
ko	Korean 항등식
ms	Malay Identiti (matematik)
nl	Dutch Identiteit (wiskunde)
nn	Norwegian (Nynorsk) Identitet i matematikk
pt	Portuguese Identidade (matemática)
ru	Russian Тождество (математика)
simple	Simple English Identity (mathematics)
sr	Serbian Идентитет (математика)
sv	Swedish Identitet (matematik)
ta	Tamil முற்றொருமை (கணிதம்)
tr	Turkish Özdeşlik
uk	Ukrainian Тотожність
vi	Vietnamese Đồng nhất thức
zh	Chinese 恒等式
zhminnan	Min Nan Hêng-téng-sek

Best Rank

English: #101008 09.2011

Global: #69590 09.2014

Best Rank

English: #14558 08.2003

Global: #12357 11.2008

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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