Empty sum

Empty sum - summation where the number of terms is zero. Article “Empty sum” in English Wikipedia has 13.1 points for quality (as of July 1, 2025). The article contains 2 references and 4 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.69 points.

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

Since the creation of article “Empty sum”, its content was written by 50 registered users of English Wikipedia and edited by 133 registered Wikipedia users in all languages.

The article is cited 34 times in English Wikipedia and cited 165 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #20517 in April 2003
• Global: #26807 in April 2003

The highest popularity rank from 2008:

• Local (English): #553857 in June 2013
• Global: #676735 in November 2019

There are 17 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	German (de) Leere Summe		23.4325
2	Hungarian (hu) Üres összeg		18.9366
3	Persian (fa) جمع خالی		14.6295
4	Romanian (ro) Sumă vidă		14.217
5	English (en) Empty sum		13.1459
6	Indonesian (id) Jumlah kosong		12.9521
7	Chinese (zh) 空和		11.2173
8	Ukrainian (uk) Порожня сума		9.5764
9	Vietnamese (vi) Tổng rỗng		8.8774
10	Spanish (es) Suma vacía		7.1965

More...

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

The most popular language versions of the article "Empty sum" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Empty sum		162 420
2	German (de) Leere Summe		37 641
3	Spanish (es) Suma vacía		33 229
4	French (fr) Somme vide		18 627
5	Italian (it) Somma vuota		17 505
6	Japanese (ja) 空和		11 219
7	Portuguese (pt) Soma vazia		4 231
8	Chinese (zh) 空和		3 130
9	Thai (th) ผลรวมว่าง		2 744
10	Hebrew (he) סכום ריק		1 971

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 "Empty sum" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Empty sum		872
2	Japanese (ja) 空和		93
3	German (de) Leere Summe		71
4	Chinese (zh) 空和		48
5	French (fr) Somme vide		47
6	Spanish (es) Suma vacía		37
7	Italian (it) Somma vuota		22
8	Portuguese (pt) Soma vazia		22
9	Indonesian (id) Jumlah kosong		15
10	Hungarian (hu) Üres összeg		14

More...

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

Language versions of the article "Empty sum" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Empty sum		50
2	French (fr) Somme vide		23
3	German (de) Leere Summe		10
4	Italian (it) Somma vuota		7
5	Japanese (ja) 空和		7
6	Swedish (sv) Tomma summan		6
7	Hebrew (he) סכום ריק		4
8	Portuguese (pt) Soma vazia		4
9	Chinese (zh) 空和		4
10	Spanish (es) Suma vacía		3

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 "Empty sum" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	German (de) Leere Summe		0
2	English (en) Empty sum		0
3	Spanish (es) Suma vacía		0
4	Persian (fa) جمع خالی		0
5	French (fr) Somme vide		0
6	Hebrew (he) סכום ריק		0
7	Hungarian (hu) Üres összeg		0
8	Indonesian (id) Jumlah kosong		0
9	Italian (it) Somma vuota		0
10	Japanese (ja) 空和		0

More...

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

Language versions of the article "Empty sum" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Empty sum		34
2	French (fr) Somme vide		26
3	Japanese (ja) 空和		16
4	German (de) Leere Summe		12
5	Spanish (es) Suma vacía		11
6	Hungarian (hu) Üres összeg		8
7	Indonesian (id) Jumlah kosong		8
8	Italian (it) Somma vuota		8
9	Chinese (zh) 空和		8
10	Hebrew (he) סכום ריק		7

More...

#	Language	Value
de	German Leere Summe
en	English Empty sum
es	Spanish Suma vacía
fa	Persian جمع خالی
fr	French Somme vide
he	Hebrew סכום ריק
hu	Hungarian Üres összeg
id	Indonesian Jumlah kosong
it	Italian Somma vuota
ja	Japanese 空和
pt	Portuguese Soma vazia
ro	Romanian Sumă vidă
sv	Swedish Tomma summan
th	Thai ผลรวมว่าง
uk	Ukrainian Порожня сума
vi	Vietnamese Tổng rỗng
zh	Chinese 空和

Best Rank

English: #553857 06.2013

Global: #676735 11.2019

Best Rank

English: #20517 04.2003

Global: #26807 04.2003

On 21 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Alysa Liu, Eric Dane, 2026 Winter Olympics, Rebecca Gayheart, Johannes Høsflot Klæbo, Wuthering Heights, amyotrophic lateral sclerosis, Andrew Mountbatten-Windsor, John F. Kennedy Jr..

In English Wikipedia the most popular articles on that day were: Eric Dane, Alysa Liu, Rebecca Gayheart, Jeffrey Epstein, 2026 Winter Olympics, Eileen Gu, John F. Kennedy Jr., Carolyn Bessette Kennedy, Deaths in 2026, Johannes Høsflot Klæbo.

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