Functionele calculus

Functional calculus - theory allowing one to apply mathematical functions to mathematical operators. Article “Functionele calculus” in Dutch Wikipedia has 5.4 points for quality (as of July 1, 2025). The article contains 0 references and 4 sections.

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

Since the creation of article “Functionele calculus”, its content was written by 10 registered users of Dutch Wikipedia and edited by 64 registered Wikipedia users in all languages.

The article is cited 3 times in Dutch Wikipedia and cited 639 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Dutch): #29356 in April 2018
• Global: #221720 in February 2023

The highest popularity rank from 2008:

• Local (Dutch): #149184 in June 2008
• Global: #957934 in July 2020

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	Chinese (zh) 函数演算		12.3576
2	Russian (ru) Функциональное исчисление		10.1025
3	English (en) Functional calculus		5.8009
4	German (de) Funktionalkalkül		5.6355
5	Dutch (nl) Functionele calculus		5.3797
6	Japanese (ja) 汎函数計算		4.4676
7	Korean (ko) 범함수 미적분학		3.6621
8	French (fr) Calcul fonctionnel		3.0966

More...

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

The most popular language versions of the article "Functionele calculus" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Functional calculus		147 687
2	German (de) Funktionalkalkül		20 495
3	French (fr) Calcul fonctionnel		9 598
4	Japanese (ja) 汎函数計算		7 077
5	Dutch (nl) Functionele calculus		5 931
6	Russian (ru) Функциональное исчисление		808
7	Chinese (zh) 函数演算		808
8	Korean (ko) 범함수 미적분학		376

More...

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 "Functionele calculus" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Functional calculus		973
2	German (de) Funktionalkalkül		86
3	French (fr) Calcul fonctionnel		81
4	Japanese (ja) 汎函数計算		57
5	Chinese (zh) 函数演算		55
6	Russian (ru) Функциональное исчисление		32
7	Korean (ko) 범함수 미적분학		14
8	Dutch (nl) Functionele calculus		10

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

Language versions of the article "Functionele calculus" 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 calculus		19
2	German (de) Funktionalkalkül		11
3	French (fr) Calcul fonctionnel		10
4	Dutch (nl) Functionele calculus		10
5	Japanese (ja) 汎函数計算		6
6	Russian (ru) Функциональное исчисление		4
7	Korean (ko) 범함수 미적분학		3
8	Chinese (zh) 函数演算		1

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 "Functionele calculus" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	German (de) Funktionalkalkül		0
2	English (en) Functional calculus		0
3	French (fr) Calcul fonctionnel		0
4	Japanese (ja) 汎函数計算		0
5	Korean (ko) 범함수 미적분학		0
6	Dutch (nl) Functionele calculus		0
7	Russian (ru) Функциональное исчисление		0
8	Chinese (zh) 函数演算		0

More...

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

Language versions of the article "Functionele calculus" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Functional calculus		456
2	Chinese (zh) 函数演算		86
3	Japanese (ja) 汎函数計算		58
4	German (de) Funktionalkalkül		14
5	Korean (ko) 범함수 미적분학		12
6	French (fr) Calcul fonctionnel		9
7	Dutch (nl) Functionele calculus		3
8	Russian (ru) Функциональное исчисление		1

More...

#	Language	Value
de	German Funktionalkalkül
en	English Functional calculus
fr	French Calcul fonctionnel
ja	Japanese 汎函数計算
ko	Korean 범함수 미적분학
nl	Dutch Functionele calculus
ru	Russian Функциональное исчисление
zh	Chinese 函数演算

Best Rank

Dutch: #149184 06.2008

Global: #957934 07.2020

Best Rank

Dutch: #29356 04.2018

Global: #221720 02.2023

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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