Born rule

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Born rule

Quality:

Born rule - in quantum mechanics, the rule that the probability of observing an eigenvalue is the square of the modulus of the inner product between the quantum state and the eigenstate corresponding to the eigenvalue. Article “Born rule” in English Wikipedia has 28.6 points for quality (as of July 1, 2026). The article contains 23 references and 5 sections.

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

In June 2026 the article “Born rule” was edited by 1 authors in English Wikipedia and written by 6 authors in all languages.

Since the creation of article “Born rule”, its content was written by 125 registered users of English Wikipedia and edited by 256 registered Wikipedia users in all languages.

The article is cited 226 times in English Wikipedia and cited 697 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #21287 in May 2024
  • Global: #82728 in May 2024

The highest popularity rank from 2008:

  • Local (English): #96706 in December 2017
  • Global: #123803 in December 2017

There are 19 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Polish (pl)
Reguła Borna
51.2595
2Chinese (zh)
玻恩定則
36.837
3English (en)
Born rule
28.5728
4Spanish (es)
Regla de Born
25.6078
5Korean (ko)
보른 규칙
21.6844
6Catalan (ca)
Norma de Born
21.6715
7Italian (it)
Legge di Born
20.773
8Ukrainian (uk)
Правило Борна
20.339
9Slovenian (sl)
Bornovo pravilo
18.9767
10Vietnamese (vi)
Định luật Born
17.3674
More...

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

Most popular in all the time

The most popular language versions of the article "Born rule" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Born rule
1 000 626
2German (de)
Bornsche Wahrscheinlichkeitsinterpretation
138 365
3Japanese (ja)
ボルンの規則
69 266
4Russian (ru)
Правило Борна
38 032
5Chinese (zh)
玻恩定則
29 240
6Portuguese (pt)
Regra de Born
15 797
7Italian (it)
Legge di Born
11 222
8Dutch (nl)
Waarschijnlijkheidsinterpretatie van Born
10 173
9Spanish (es)
Regla de Born
6 370
10Persian (fa)
قاعده برن
3 626
More...

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

Most popular in June 2026

The most popular language versions of the article "Born rule" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Born rule
5 490
2Japanese (ja)
ボルンの規則
500
3German (de)
Bornsche Wahrscheinlichkeitsinterpretation
427
4Chinese (zh)
玻恩定則
239
5Russian (ru)
Правило Борна
219
6Spanish (es)
Regla de Born
157
7Italian (it)
Legge di Born
82
8Polish (pl)
Reguła Borna
76
9Korean (ko)
보른 규칙
66
10Portuguese (pt)
Regra de Born
63
More...

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

The highest AI

Language versions of the article "Born rule" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Born rule
125
2German (de)
Bornsche Wahrscheinlichkeitsinterpretation
44
3Chinese (zh)
玻恩定則
12
4Japanese (ja)
ボルンの規則
11
5Dutch (nl)
Waarschijnlijkheidsinterpretatie van Born
11
6Italian (it)
Legge di Born
8
7Russian (ru)
Правило Борна
8
8Vietnamese (vi)
Định luật Born
7
9Spanish (es)
Regla de Born
4
10Portuguese (pt)
Regra de Born
4
More...

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

The highest AI in June 2026

Language versions of the article "Born rule" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Spanish (es)
Regla de Born
2
2Korean (ko)
보른 규칙
2
3English (en)
Born rule
1
4Polish (pl)
Reguła Borna
1
5Arabic (ar)
قاعدة بورن
0
6Catalan (ca)
Norma de Born
0
7German (de)
Bornsche Wahrscheinlichkeitsinterpretation
0
8Persian (fa)
قاعده برن
0
9Italian (it)
Legge di Born
0
10Japanese (ja)
ボルンの規則
0
More...

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

The highest CI

Language versions of the article "Born rule" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Born rule
226
2Arabic (ar)
قاعدة بورن
160
3Persian (fa)
قاعده برن
80
4Italian (it)
Legge di Born
67
5German (de)
Bornsche Wahrscheinlichkeitsinterpretation
22
6Japanese (ja)
ボルンの規則
18
7Korean (ko)
보른 규칙
16
8Catalan (ca)
Norma de Born
14
9Portuguese (pt)
Regra de Born
14
10Polish (pl)
Reguła Borna
13
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2026:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2026:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
قاعدة بورن
caCatalan
Norma de Born
deGerman
Bornsche Wahrscheinlichkeitsinterpretation
enEnglish
Born rule
esSpanish
Regla de Born
faPersian
قاعده برن
itItalian
Legge di Born
jaJapanese
ボルンの規則
koKorean
보른 규칙
nlDutch
Waarschijnlijkheidsinterpretatie van Born
plPolish
Reguła Borna
ptPortuguese
Regra de Born
roRomanian
Regula lui Born
ruRussian
Правило Борна
simpleSimple English
Born's rule
slSlovenian
Bornovo pravilo
ukUkrainian
Правило Борна
viVietnamese
Định luật Born
zhChinese
玻恩定則

Popularity rank trends

Best Rank English:
#96706
12.2017
Global:
#123803
12.2017

AI rank trends

Best Rank English:
#21287
05.2024
Global:
#82728
05.2024

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Born rule from Wikipedia articles about Copenhagen interpretation, Wave function, Quantum computing, Max Born and Quantum mechanics. Whereas reading the article about Born rule people most often go to Wikipedia articles on Max Born, Bra–ket notation, Wave function, Gleasons theorem and Eigenvectors and eigenvalues.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

simple: Born's rule

News from 1 July 2026

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 English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

About WikiRank

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