Delta-Distribution

Quality:

Dirac delta function - pseudo-function δ such that an integral of δ(x-c)f(x) always takes the value of f(c). Article “Delta-Distribution” in German Wikipedia has 32.3 points for quality (as of July 1, 2026). The article contains 3 references and 20 sections.

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

Since the creation of article “Delta-Distribution”, its content was written by 135 registered users of German Wikipedia and edited by 1474 registered Wikipedia users in all languages.

The article is cited 155 times in German Wikipedia and cited 3334 times in all languages.

The highest Authors Interest rank from 2001:

• Local (German): #1181 in April 2004
• Global: #1055 in May 2002

The highest popularity rank from 2008:

• Local (German): #593 in April 2015
• Global: #6031 in February 2015

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 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) Dirac delta function		75.0917
2	Chinese (zh) 狄拉克δ函数		72.4009
3	Korean (ko) 디랙 델타 함수		62.6043
4	Portuguese (pt) Delta de Dirac		49.6525
5	Bulgarian (bg) Делта-функция		40.8371
6	Indonesian (id) Fungsi delta Dirac		36.7353
7	German (de) Delta-Distribution		32.2723
8	Italian (it) Delta di Dirac		30.7144
9	Hungarian (hu) Dirac-delta		30.6687
10	Estonian (et) Diraci deltafunktsioon		29.7459

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

#	Language	Popularity award	Relative popularity
1	English (en) Dirac delta function		9 936 556
2	German (de) Delta-Distribution		1 834 213
3	Russian (ru) Дельта-функция		1 234 269
4	Spanish (es) Delta de Dirac		1 003 544
5	Japanese (ja) ディラックのデルタ関数		914 709
6	French (fr) Distribution de Dirac		907 626
7	Italian (it) Delta di Dirac		871 680
8	Chinese (zh) 狄拉克δ函数		776 859
9	Polish (pl) Delta Diraca		380 978
10	Portuguese (pt) Delta de Dirac		274 360

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	English (en) Dirac delta function		19 579
2	German (de) Delta-Distribution		3 036
3	Russian (ru) Дельта-функция		1 954
4	Japanese (ja) ディラックのデルタ関数		1 739
5	Chinese (zh) 狄拉克δ函数		1 711
6	French (fr) Distribution de Dirac		1 692
7	Italian (it) Delta di Dirac		1 574
8	Polish (pl) Delta Diraca		955
9	Spanish (es) Delta de Dirac		577
10	Hebrew (he) פונקציית דלתא של דיראק		470

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

#	Language	AI award	Relative AI
1	English (en) Dirac delta function		396
2	German (de) Delta-Distribution		135
3	French (fr) Distribution de Dirac		101
4	Italian (it) Delta di Dirac		100
5	Russian (ru) Дельта-функция		73
6	Japanese (ja) ディラックのデルタ関数		68
7	Dutch (nl) Diracdelta		51
8	Portuguese (pt) Delta de Dirac		47
9	Polish (pl) Delta Diraca		46
10	Hebrew (he) פונקציית דלתא של דיראק		45

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

#	Language	AI award	Relative AI
1	Portuguese (pt) Delta de Dirac		2
2	Arabic (ar) دالة ديراك		1
3	English (en) Dirac delta function		1
4	Finnish (fi) Diracin deltafunktio		1
5	Indonesian (id) Fungsi delta Dirac		1
6	Chinese (zh) 狄拉克δ函数		1
7	Belarusian (be) Дэльта-функцыя		0
8	Bulgarian (bg) Делта-функция		0
9	Catalan (ca) Delta de Dirac		0
10	Czech (cs) Diracovo delta		0

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

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 German Wikipedia the most popular articles on that day were: Demokratische Republik Kongo, Fußball-Weltmeisterschaft 2026, Senegal, Julian Nagelsmann, Erling Haaland, Sadio Mané, Fußball-Weltmeisterschaft 1994, Jürgen Klopp, Fußball-Europameisterschaft 2028, Fußball-Weltmeisterschaft.

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