Functional analysis

Functional analysis - branch of mathematical analysis concerned with infinite-dimensional topological vector spaces, often spaces of functions. Article "Functional analysis" in Simple English Wikipedia has 29 points for quality (as of November 1, 2023). The article contains 10 references and 3 sections.

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

Since the creation of article "Functional analysis", its content was written by 4 registered users of Simple English Wikipedia and edited by 888 registered Wikipedia users in all languages.

The article is cited 32 times in Simple English Wikipedia and cited 7297 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #10064 in December 2021
• Global: #423 in September 2001

The highest popularity rank from 2008:

• Local (Simple English): #9842 in May 2022
• Global: #32517 in July 2022

There are 39 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	English (en) Functional analysis		34.4058
2	Japanese (ja) 関数解析学		32.1665
3	Simple English (simple) Functional analysis		28.959
4	Serbian (sr) Funkcionalna analiza		25.1368
5	Slovak (sk) Funkcionálna analýza		23.6927
6	Estonian (et) Funktsionaalanalüüs		22.4537
7	Chinese (zh) 泛函分析		21.6626
8	German (de) Funktionalanalysis		21.0218
9	Greek (el) Συναρτησιακή ανάλυση		18.5666
10	Spanish (es) Análisis funcional		17.8689

More...

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

The most popular language versions of the article "Functional analysis" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Functional analysis		2 098 692
2	Spanish (es) Análisis funcional		463 871
3	Russian (ru) Функциональный анализ		405 791
4	German (de) Funktionalanalysis		347 022
5	Polish (pl) Analiza funkcjonalna		245 839
6	Chinese (zh) 泛函分析		241 245
7	French (fr) Analyse fonctionnelle (mathématiques)		226 678
8	Japanese (ja) 関数解析学		206 870
9	Italian (it) Analisi funzionale		197 748
10	Portuguese (pt) Análise funcional		99 426

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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 "Functional analysis" in October 2023

#	Language	Popularity award	Relative popularity
1	English (en) Functional analysis		10 939
2	Russian (ru) Функциональный анализ		1 934
3	Chinese (zh) 泛函分析		1 589
4	Spanish (es) Análisis funcional		1 545
5	German (de) Funktionalanalysis		1 480
6	French (fr) Analyse fonctionnelle (mathématiques)		1 290
7	Japanese (ja) 関数解析学		1 066
8	Italian (it) Analisi funzionale		1 053
9	Polish (pl) Analiza funkcjonalna		977
10	Arabic (ar) تحليل دالي		430

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

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

#	Language	AI award	Relative AI
1	English (en) Functional analysis		155
2	Russian (ru) Функциональный анализ		82
3	German (de) Funktionalanalysis		66
4	French (fr) Analyse fonctionnelle (mathématiques)		65
5	Italian (it) Analisi funzionale		60
6	Hebrew (he) אנליזה פונקציונלית		41
7	Dutch (nl) Functionaalanalyse		40
8	Polish (pl) Analiza funkcjonalna		39
9	Japanese (ja) 関数解析学		32
10	Ukrainian (uk) Функціональний аналіз		27

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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 "Functional analysis" with the highest AI in October 2023

#	Language	AI award	Relative AI
1	English (en) Functional analysis		3
2	Spanish (es) Análisis funcional		1
3	Dutch (nl) Functionaalanalyse		1
4	Polish (pl) Analiza funkcjonalna		1
5	Arabic (ar) تحليل دالي		0
6	Belarusian (be) Функцыянальны аналіз		0
7	Bulgarian (bg) Функционален анализ		0
8	Catalan (ca) Anàlisi funcional		0
9	Czech (cs) Funkcionální analýza		0
10	Danish (da) Funktionalanalyse		0

More...

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

Language versions of the article "Functional analysis" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Functional analysis		1 206
2	German (de) Funktionalanalysis		646
3	French (fr) Analyse fonctionnelle (mathématiques)		520
4	Russian (ru) Функциональный анализ		445
5	Japanese (ja) 関数解析学		425
6	Polish (pl) Analiza funkcjonalna		413
7	Italian (it) Analisi funzionale		369
8	Portuguese (pt) Análise funcional		304
9	Ukrainian (uk) Функціональний аналіз		281
10	Hebrew (he) אנליזה פונקציונלית		254

More...

#	Language	Value
ar	Arabic تحليل دالي
be	Belarusian Функцыянальны аналіз
bg	Bulgarian Функционален анализ
ca	Catalan Anàlisi funcional
cs	Czech Funkcionální analýza
da	Danish Funktionalanalyse
de	German Funktionalanalysis
el	Greek Συναρτησιακή ανάλυση
en	English Functional analysis
es	Spanish Análisis funcional
et	Estonian Funktsionaalanalüüs
eu	Basque Analisi funtzional
fa	Persian آنالیز تابعی
fi	Finnish Funktionaalianalyysi
fr	French Analyse fonctionnelle (mathématiques)
gl	Galician Análise funcional
he	Hebrew אנליזה פונקציונלית
hu	Hungarian Funkcionálanalízis
id	Indonesian Analisis fungsional
it	Italian Analisi funzionale
ja	Japanese 関数解析学
ka	Georgian ფუნქციონალური ანალიზი
kk	Kazakh Функционалдық талдау
ko	Korean 함수해석학
ms	Malay Analisis fungsi
nl	Dutch Functionaalanalyse
nn	Norwegian (Nynorsk) Funksjonalanalyse
no	Norwegian Funksjonalanalyse
pl	Polish Analiza funkcjonalna
pt	Portuguese Análise funcional
ru	Russian Функциональный анализ
simple	Simple English Functional analysis
sk	Slovak Funkcionálna analýza
sr	Serbian Funkcionalna analiza
sv	Swedish Funktionalanalys
tr	Turkish Fonksiyonel analiz
uk	Ukrainian Функціональний аналіз
vi	Vietnamese Giải tích hàm
zh	Chinese 泛函分析

Best Rank

Simple English: #9842 05.2022

Global: #32517 07.2022

Best Rank

Simple English: #10064 12.2021

Global: #423 09.2001

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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 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