フィッシャーの方程式

Fisher's equation - PDE named after statistician and biologist Ronald Fisher. Article "フィッシャーの方程式" in Japanese Wikipedia has 12.3 points for quality (as of July 1, 2025). The article contains 5 references and 3 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 "フィッシャーの方程式", its content was written by 6 registered users of Japanese Wikipedia and edited by 99 registered Wikipedia users in all languages.

The article is cited 4 times in Japanese Wikipedia and cited 93 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #15816 in April 2013
• Global: #61399 in May 2015

The highest popularity rank from 2008:

• Local (Japanese): #249806 in July 2013
• Global: #412096 in April 2015

There are 9 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) 费希尔方程		42.1786
2	Swedish (sv) Fishers ekvation		36.5534
3	English (en) KPP–Fisher equation		29.2099
4	French (fr) Équation KPP-Fisher		22.4129
5	Russian (ru) Уравнение Фишера (математика)		20.6269
6	Spanish (es) Ecuación de Fisher (dinámica poblacional)		17.7391
7	German (de) KPP-Gleichung		15.8071
8	Japanese (ja) フィッシャーの方程式		12.2731
9	Italian (it) Equazione di Fisher (matematica)		5.2674

More...

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

The most popular language versions of the article "フィッシャーの方程式" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) KPP–Fisher equation		299 105
2	Spanish (es) Ecuación de Fisher (dinámica poblacional)		75 641
3	German (de) KPP-Gleichung		34 670
4	Japanese (ja) フィッシャーの方程式		15 628
5	Russian (ru) Уравнение Фишера (математика)		7 264
6	Italian (it) Equazione di Fisher (matematica)		6 147
7	Chinese (zh) 费希尔方程		4 138
8	Swedish (sv) Fishers ekvation		2 548
9	French (fr) Équation KPP-Fisher		580

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 "フィッシャーの方程式" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) KPP–Fisher equation		1 490
2	Japanese (ja) フィッシャーの方程式		102
3	Russian (ru) Уравнение Фишера (математика)		70
4	German (de) KPP-Gleichung		64
5	Spanish (es) Ecuación de Fisher (dinámica poblacional)		49
6	Chinese (zh) 费希尔方程		41
7	Italian (it) Equazione di Fisher (matematica)		33
8	French (fr) Équation KPP-Fisher		32
9	Swedish (sv) Fishers ekvation		10

More...

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

Language versions of the article "フィッシャーの方程式" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) KPP–Fisher equation		51
2	German (de) KPP-Gleichung		17
3	Spanish (es) Ecuación de Fisher (dinámica poblacional)		9
4	Japanese (ja) フィッシャーの方程式		6
5	Russian (ru) Уравнение Фишера (математика)		5
6	Swedish (sv) Fishers ekvation		4
7	French (fr) Équation KPP-Fisher		3
8	Italian (it) Equazione di Fisher (matematica)		2
9	Chinese (zh) 费希尔方程		2

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 "フィッシャーの方程式" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) KPP–Fisher equation		1
2	Swedish (sv) Fishers ekvation		1
3	German (de) KPP-Gleichung		0
4	Spanish (es) Ecuación de Fisher (dinámica poblacional)		0
5	French (fr) Équation KPP-Fisher		0
6	Italian (it) Equazione di Fisher (matematica)		0
7	Japanese (ja) フィッシャーの方程式		0
8	Russian (ru) Уравнение Фишера (математика)		0
9	Chinese (zh) 费希尔方程		0

More...

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

Language versions of the article "フィッシャーの方程式" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) KPP–Fisher equation		37
2	Russian (ru) Уравнение Фишера (математика)		16
3	German (de) KPP-Gleichung		11
4	French (fr) Équation KPP-Fisher		6
5	Chinese (zh) 费希尔方程		6
6	Spanish (es) Ecuación de Fisher (dinámica poblacional)		5
7	Swedish (sv) Fishers ekvation		5
8	Japanese (ja) フィッシャーの方程式		4
9	Italian (it) Equazione di Fisher (matematica)		3

More...

#	Language	Value
de	German KPP-Gleichung
en	English KPP–Fisher equation
es	Spanish Ecuación de Fisher (dinámica poblacional)
fr	French Équation KPP-Fisher
it	Italian Equazione di Fisher (matematica)
ja	Japanese フィッシャーの方程式
ru	Russian Уравнение Фишера (математика)
sv	Swedish Fishers ekvation
zh	Chinese 费希尔方程

Best Rank

Japanese: #249806 07.2013

Global: #412096 04.2015

Best Rank

Japanese: #15816 04.2013

Global: #61399 05.2015

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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