トッド類

ja

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トッド類

Quality:

Todd class - characteristic class in algebraic topology. Article “トッド類” in Japanese Wikipedia has 12.8 points for quality (as of July 1, 2025). The article contains 6 references and 8 sections.

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

In June 2025 the article “トッド類” was edited by 1 authors in Japanese Wikipedia and written by 1 authors in all languages.

Since the creation of article “トッド類”, its content was written by 5 registered users of Japanese Wikipedia and edited by 58 registered Wikipedia users in all languages.

The article is cited 6 times in Japanese Wikipedia and cited 65 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Japanese): #12132 in September 2018
  • Global: #146057 in September 2018

The highest popularity rank from 2008:

  • Local (Japanese): #546285 in September 2018
  • Global: #645152 in September 2018

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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Greek (el)
Κλάση Τοντ
20.975
2English (en)
Todd class
15.3708
3Japanese (ja)
トッド類
12.8317
4Korean (ko)
토드 특성류
12.2478
5Russian (ru)
Класс Тодда
8.5618
6Portuguese (pt)
Classe de Todd
7.3878
7French (fr)
Classe de Todd
3.5767
8German (de)
Todd-Klasse
2.9888
9Ukrainian (uk)
Клас Тодда
1.1929
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 "トッド類" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Todd class
99 901
2German (de)
Todd-Klasse
6 710
3Russian (ru)
Класс Тодда
3 285
4Japanese (ja)
トッド類
2 907
5French (fr)
Classe de Todd
2 826
6Korean (ko)
토드 특성류
1 975
7Portuguese (pt)
Classe de Todd
291
8Ukrainian (uk)
Клас Тодда
94
9Greek (el)
Κλάση Τοντ
72
More...

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

Most popular in June 2025

The most popular language versions of the article "トッド類" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Todd class
636
2Japanese (ja)
トッド類
61
3French (fr)
Classe de Todd
24
4German (de)
Todd-Klasse
19
5Russian (ru)
Класс Тодда
19
6Ukrainian (uk)
Клас Тодда
11
7Greek (el)
Κλάση Τοντ
9
8Korean (ko)
토드 특성류
7
9Portuguese (pt)
Classe de Todd
5
More...

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

The highest AI

Language versions of the article "トッド類" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Todd class
25
2German (de)
Todd-Klasse
12
3Japanese (ja)
トッド類
5
4French (fr)
Classe de Todd
4
5Russian (ru)
Класс Тодда
4
6Korean (ko)
토드 특성류
3
7Portuguese (pt)
Classe de Todd
2
8Ukrainian (uk)
Клас Тодда
2
9Greek (el)
Κλάση Τοντ
1
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 2025

Language versions of the article "トッド類" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Japanese (ja)
トッド類
1
2German (de)
Todd-Klasse
0
3Greek (el)
Κλάση Τοντ
0
4English (en)
Todd class
0
5French (fr)
Classe de Todd
0
6Korean (ko)
토드 특성류
0
7Portuguese (pt)
Classe de Todd
0
8Russian (ru)
Класс Тодда
0
9Ukrainian (uk)
Клас Тодда
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 "トッド類" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Todd class
27
2German (de)
Todd-Klasse
10
3French (fr)
Classe de Todd
10
4Korean (ko)
토드 특성류
8
5Japanese (ja)
トッド類
6
6Russian (ru)
Класс Тодда
2
7Greek (el)
Κλάση Τοντ
1
8Ukrainian (uk)
Клас Тодда
1
9Portuguese (pt)
Classe de Todd
0
More...

Scores

Estimated value for Wikipedia:
Japanese:
Global:
Popularity in June 2025:
Japanese:
Global:
Popularity in all years:
Japanese:
Global:
Authors in June 2025:
Japanese:
Global:
Registered authors in all years:
Japanese:
Global:
Citations:
Japanese:
Global:

Quality measures

Interwikis

#LanguageValue
deGerman
Todd-Klasse
elGreek
Κλάση Τοντ
enEnglish
Todd class
frFrench
Classe de Todd
jaJapanese
トッド類
koKorean
토드 특성류
ptPortuguese
Classe de Todd
ruRussian
Класс Тодда
ukUkrainian
Клас Тодда

Popularity rank trends

Best Rank Japanese:
#546285
09.2018
Global:
#645152
09.2018

AI rank trends

Best Rank Japanese:
#12132
09.2018
Global:
#146057
09.2018

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Todd class from Wikipedia articles about Hirzebruch–Riemann–Roch theorem, Atiyah–Singer index theorem, Grothendieck–Hirzebruch–Riemann–Roch theorem, Chern class and J. A. Todd. Whereas reading the article about Todd class people most often go to Wikipedia articles on Chern class, Hirzebruch–Riemann–Roch theorem, J. A. Todd, Genus of a multiplicative sequence and Grothendieck–Hirzebruch–Riemann–Roch theorem.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 10 February 2026

On 10 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Ghislaine Maxwell, Ilia Malinin, Bad Bunny, 2026 Winter Olympics, Epstein files, Jutta Leerdam, Jake Paul, Puerto Rico, Little Saint James.

In Japanese Wikipedia the most popular articles on that day were: 羽賀研二, 神尾楓珠, 村瀬心椛, 平手友梨奈, 田中理佐, 建国記念の日, 安野貴博, 神木隆之介, 高市早苗, 髙木美帆.

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 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