Operator (mathematics)

Operator - mapping from one vector space or module to another in mathematics. Article "Operator (mathematics)" in English Wikipedia has 24.3 points for quality (as of July 1, 2025). The article contains 6 references and 10 sections.

This article has the best quality in Norwegian (Nynorsk) Wikipedia. However, this article is the most popular in English version.

Since the creation of article "Operator (mathematics)", its content was written by 176 registered users of English Wikipedia and edited by 700 registered Wikipedia users in all languages.

The article is cited 192 times in English Wikipedia and cited 2315 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #1353 in August 2001
• Global: #1458 in August 2001

The highest popularity rank from 2008:

• Local (English): #120662 in November 2014
• Global: #41575 in February 2011

There are 30 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	Norwegian (Nynorsk) (nn) Operator i matematikk		26.9555
2	Chinese (zh) 算子		25.3298
3	English (en) Operator (mathematics)		24.3406
4	Portuguese (pt) Operador (matemática)		22.7909
5	Persian (fa) عملگر (ریاضیات)		22.5762
6	German (de) Operator (Mathematik)		19.6554
7	Kazakh (kk) Оператор (математика)		17.2324
8	Spanish (es) Operador		16.5837
9	Czech (cs) Operátor		15.9294
10	Japanese (ja) 作用素 (関数解析学)		14.0405

More...

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

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

#	Language	Popularity award	Relative popularity
1	Spanish (es) Operador		1 649 784
2	English (en) Operator (mathematics)		1 212 666
3	German (de) Operator (Mathematik)		648 434
4	Russian (ru) Оператор (математика)		391 224
5	French (fr) Opérateur (mathématiques)		191 054
6	Italian (it) Operatore (matematica)		153 596
7	Japanese (ja) 作用素 (関数解析学)		122 057
8	Chinese (zh) 算子		115 694
9	Vietnamese (vi) Toán tử		101 926
10	Czech (cs) Operátor		98 745

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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 "Operator (mathematics)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Operator (mathematics)		5 070
2	German (de) Operator (Mathematik)		1 196
3	Russian (ru) Оператор (математика)		1 083
4	Spanish (es) Operador		637
5	Chinese (zh) 算子		564
6	Japanese (ja) 作用素 (関数解析学)		507
7	French (fr) Opérateur (mathématiques)		449
8	Italian (it) Operatore (matematica)		339
9	Vietnamese (vi) Toán tử		235
10	Korean (ko) 연산자		206

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

Language versions of the article "Operator (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) Operator (mathematics)		176
2	German (de) Operator (Mathematik)		66
3	Russian (ru) Оператор (математика)		51
4	Spanish (es) Operador		47
5	Italian (it) Operatore (matematica)		43
6	French (fr) Opérateur (mathématiques)		33
7	Japanese (ja) 作用素 (関数解析学)		28
8	Hebrew (he) אופרטור		27
9	Czech (cs) Operátor		25
10	Swedish (sv) Operator		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 "Operator (mathematics)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Vietnamese (vi) Toán tử		2
2	Arabic (ar) مؤثر		0
3	Bulgarian (bg) Оператор (математика)		0
4	Catalan (ca) Operador matemàtic		0
5	Czech (cs) Operátor		0
6	German (de) Operator (Mathematik)		0
7	Greek (el) Τελεστής (μαθηματικά)		0
8	English (en) Operator (mathematics)		0
9	Spanish (es) Operador		0
10	Estonian (et) Operaator (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 "Operator (mathematics)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	German (de) Operator (Mathematik)		239
2	Hebrew (he) אופרטור		228
3	English (en) Operator (mathematics)		192
4	Japanese (ja) 作用素 (関数解析学)		180
5	Russian (ru) Оператор (математика)		136
6	Czech (cs) Operátor		128
7	French (fr) Opérateur (mathématiques)		119
8	Spanish (es) Operador		117
9	Catalan (ca) Operador matemàtic		100
10	Chinese (zh) 算子		100

More...

#	Language	Value
ar	Arabic مؤثر
bg	Bulgarian Оператор (математика)
ca	Catalan Operador matemàtic
cs	Czech Operátor
de	German Operator (Mathematik)
el	Greek Τελεστής (μαθηματικά)
en	English Operator (mathematics)
es	Spanish Operador
et	Estonian Operaator (matemaatika)
eu	Basque Eragile (matematika)
fa	Persian عملگر (ریاضیات)
fi	Finnish Operaattori (matematiikka)
fr	French Opérateur (mathématiques)
he	Hebrew אופרטור
hy	Armenian Օպերատոր (մաթեմատիկա)
id	Indonesian Operator (matematika)
it	Italian Operatore (matematica)
ja	Japanese 作用素 (関数解析学)
kk	Kazakh Оператор (математика)
ko	Korean 연산자
nl	Dutch Operator (wiskunde)
nn	Norwegian (Nynorsk) Operator i matematikk
pt	Portuguese Operador (matemática)
ro	Romanian Operator (matematică)
ru	Russian Оператор (математика)
sl	Slovenian Operator (matematika)
sv	Swedish Operator
uk	Ukrainian Оператор (математика)
vi	Vietnamese Toán tử
zh	Chinese 算子

Best Rank

English: #120662 11.2014

Global: #41575 02.2011

Best Rank

English: #1353 08.2001

Global: #1458 08.2001

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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