行列の対数

Logarithm of a matrix - mathematical operation on invertible matrices. Article "行列の対数" in Japanese Wikipedia has 17.8 points for quality (as of July 1, 2025). The article contains 5 references and 18 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 "行列の対数", its content was written by 8 registered users of Japanese Wikipedia and edited by 161 registered Wikipedia users in all languages.

The article is cited 129 times in Japanese Wikipedia and cited 258 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #14527 in October 2016
• Global: #79660 in January 2016

The highest popularity rank from 2008:

• Local (Japanese): #274783 in June 2021
• Global: #364017 in November 2023

There are 12 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	English (en) Logarithm of a matrix		32.2072
2	Chinese (zh) 矩阵对数		23.1756
3	Hungarian (hu) Mátrix logaritmusa		21.6118
4	Russian (ru) Матричный логарифм		19.8173
5	Spanish (es) Logaritmo de una matriz		19.3651
6	Japanese (ja) 行列の対数		17.7682
7	Polish (pl) Logarytm macierzy		15.7893
8	French (fr) Logarithme d'une matrice		15.4066
9	Portuguese (pt) Logaritmo de uma matriz		15.0429
10	Bulgarian (bg) Матричен логаритъм		14.1754

More...

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

The most popular language versions of the article "行列の対数" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Logarithm of a matrix		559 741
2	Spanish (es) Logaritmo de una matriz		55 684
3	German (de) Matrixlogarithmus		51 194
4	Japanese (ja) 行列の対数		31 214
5	French (fr) Logarithme d'une matrice		23 244
6	Chinese (zh) 矩阵对数		10 378
7	Hungarian (hu) Mátrix logaritmusa		8 446
8	Portuguese (pt) Logaritmo de uma matriz		5 786
9	Russian (ru) Матричный логарифм		4 315
10	Swedish (sv) Matrislogaritm		3 373

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 "行列の対数" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Logarithm of a matrix		2 226
2	Japanese (ja) 行列の対数		245
3	German (de) Matrixlogarithmus		142
4	French (fr) Logarithme d'une matrice		115
5	Russian (ru) Матричный логарифм		92
6	Chinese (zh) 矩阵对数		77
7	Spanish (es) Logaritmo de una matriz		75
8	Polish (pl) Logarytm macierzy		20
9	Portuguese (pt) Logaritmo de uma matriz		17
10	Swedish (sv) Matrislogaritm		11

More...

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

Language versions of the article "行列の対数" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Logarithm of a matrix		55
2	German (de) Matrixlogarithmus		26
3	French (fr) Logarithme d'une matrice		16
4	Hungarian (hu) Mátrix logaritmusa		14
5	Polish (pl) Logarytm macierzy		10
6	Spanish (es) Logaritmo de una matriz		9
7	Japanese (ja) 行列の対数		8
8	Portuguese (pt) Logaritmo de uma matriz		6
9	Swedish (sv) Matrislogaritm		6
10	Chinese (zh) 矩阵对数		6

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 "行列の対数" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Bulgarian (bg) Матричен логаритъм		0
2	German (de) Matrixlogarithmus		0
3	English (en) Logarithm of a matrix		0
4	Spanish (es) Logaritmo de una matriz		0
5	French (fr) Logarithme d'une matrice		0
6	Hungarian (hu) Mátrix logaritmusa		0
7	Japanese (ja) 行列の対数		0
8	Polish (pl) Logarytm macierzy		0
9	Portuguese (pt) Logaritmo de uma matriz		0
10	Russian (ru) Матричный логарифм		0

More...

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

Language versions of the article "行列の対数" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Japanese (ja) 行列の対数		129
2	Polish (pl) Logarytm macierzy		55
3	English (en) Logarithm of a matrix		27
4	German (de) Matrixlogarithmus		10
5	Spanish (es) Logaritmo de una matriz		9
6	Chinese (zh) 矩阵对数		7
7	French (fr) Logarithme d'une matrice		6
8	Bulgarian (bg) Матричен логаритъм		5
9	Russian (ru) Матричный логарифм		4
10	Hungarian (hu) Mátrix logaritmusa		2

More...

#	Language	Value
bg	Bulgarian Матричен логаритъм
de	German Matrixlogarithmus
en	English Logarithm of a matrix
es	Spanish Logaritmo de una matriz
fr	French Logarithme d'une matrice
hu	Hungarian Mátrix logaritmusa
ja	Japanese 行列の対数
pl	Polish Logarytm macierzy
pt	Portuguese Logaritmo de uma matriz
ru	Russian Матричный логарифм
sv	Swedish Matrislogaritm
zh	Chinese 矩阵对数

Best Rank

Japanese: #274783 06.2021

Global: #364017 11.2023

Best Rank

Japanese: #14527 10.2016

Global: #79660 01.2016

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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