Теорема про непарну кількість зображень

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Теорема про непарну кількість зображень

Quality:

Odd number theorem - theorem in strong gravitational lensing stating that the number of multiple images produced by a bounded transparent lens must be odd. Article “Теорема про непарну кількість зображень” in Ukrainian Wikipedia has 6.8 points for quality (as of July 1, 2025). The article contains 0 references and 4 sections.

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

Since the creation of article “Теорема про непарну кількість зображень”, its content was written by 4 registered users of Ukrainian Wikipedia and edited by 53 registered Wikipedia users in all languages.

The article is cited 6 times in Ukrainian Wikipedia and cited 11 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Ukrainian): #8670 in October 2024
  • Global: #123928 in February 2011

The highest popularity rank from 2008:

  • Local (Ukrainian): #332320 in August 2023
  • Global: #1715624 in October 2008

There are 3 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
1German (de)
Odd-Number-Theorem
12.279
2Ukrainian (uk)
Теорема про непарну кількість зображень
6.8137
3English (en)
Odd number theorem
5.6509
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 "Теорема про непарну кількість зображень" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Odd number theorem
28 743
2German (de)
Odd-Number-Theorem
14 139
3Ukrainian (uk)
Теорема про непарну кількість зображень
138
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 "Теорема про непарну кількість зображень" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Odd number theorem
100
2German (de)
Odd-Number-Theorem
44
3Ukrainian (uk)
Теорема про непарну кількість зображень
4
More...

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

The highest AI

Language versions of the article "Теорема про непарну кількість зображень" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
Odd-Number-Theorem
28
2English (en)
Odd number theorem
21
3Ukrainian (uk)
Теорема про непарну кількість зображень
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 2025

Language versions of the article "Теорема про непарну кількість зображень" with the highest AI in June 2025
#LanguageAI awardRelative AI
1German (de)
Odd-Number-Theorem
0
2English (en)
Odd number theorem
0
3Ukrainian (uk)
Теорема про непарну кількість зображень
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 "Теорема про непарну кількість зображень" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Ukrainian (uk)
Теорема про непарну кількість зображень
6
2German (de)
Odd-Number-Theorem
3
3English (en)
Odd number theorem
2
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
deGerman
Odd-Number-Theorem
enEnglish
Odd number theorem
ukUkrainian
Теорема про непарну кількість зображень

Popularity rank trends

Best Rank Ukrainian:
#332320
08.2023
Global:
#1715624
10.2008

AI rank trends

Best Rank Ukrainian:
#8670
10.2024
Global:
#123928
02.2011

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Cumulative results of quality and popularity of the Wikipedia article

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

News from 12 August 2025

On 12 August 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Cristiano Ronaldo, Wednesday, Georgina Rodríguez, ChatGPT, Weapons, Jenna Ortega, deaths in 2025, Taylor Swift, Miguel Uribe Turbay, 2025–26 UEFA Champions League.

In Ukrainian Wikipedia the most popular articles on that day were: Забарний Ілля Борисович, Аляска, Анкоридж (Аляска), Макс Корж, Венздей (2-й сезон), 1-й корпус НГУ «Азов», День молоді (Україна), Волинська трагедія, Кріштіану Роналду, Україна.

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