UP (complexity)

UP - complexity class of decision problems solvable in polynomial time on an unambiguous Turing machine with at most one accepting path for each input. Article "UP (complexity)" in English Wikipedia has 8.4 points for quality (as of July 1, 2025). The article contains 1 references and 3 sections. The article also contains quality flaw template, which reduce quality score.

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

Since the creation of article "UP (complexity)", its content was written by 25 registered users of English Wikipedia and edited by 61 registered Wikipedia users in all languages.

The article is cited 80 times in English Wikipedia and cited 382 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #19223 in December 2004
• Global: #46304 in September 2003

The highest popularity rank from 2008:

• Local (English): #781662 in August 2010
• Global: #913547 in February 2008

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	Catalan (ca) UP (Complexitat)		21.0309
2	Arabic (ar) يو بي (تعقيد حسابي)		12.8567
3	Chinese (zh) UP (複雜度)		10.9197
4	French (fr) UP (complexité)		10.7459
5	English (en) UP (complexity)		8.3508
6	Portuguese (pt) UP (complexidade)		5.7896
7	Korean (ko) UP (복잡도)		0.4074
8	Japanese (ja) UP (計算複雑性理論)		0.2825
9	Spanish (es) UP (clase de complejidad)		0.1887

More...

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

The most popular language versions of the article "UP (complexity)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) UP (complexity)		57 619
2	Japanese (ja) UP (計算複雑性理論)		7 088
3	Korean (ko) UP (복잡도)		5 450
4	Chinese (zh) UP (複雜度)		5 110
5	Spanish (es) UP (clase de complejidad)		4 804
6	Arabic (ar) يو بي (تعقيد حسابي)		4 470
7	French (fr) UP (complexité)		665
8	Portuguese (pt) UP (complexidade)		418
9	Catalan (ca) UP (Complexitat)		151

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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 "UP (complexity)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) UP (complexity)		543
2	Chinese (zh) UP (複雜度)		35
3	Japanese (ja) UP (計算複雑性理論)		17
4	Arabic (ar) يو بي (تعقيد حسابي)		10
5	Spanish (es) UP (clase de complejidad)		8
6	French (fr) UP (complexité)		8
7	Korean (ko) UP (복잡도)		8
8	Portuguese (pt) UP (complexidade)		8
9	Catalan (ca) UP (Complexitat)		5

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

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

#	Language	AI award	Relative AI
1	English (en) UP (complexity)		25
2	Spanish (es) UP (clase de complejidad)		9
3	French (fr) UP (complexité)		8
4	Korean (ko) UP (복잡도)		5
5	Arabic (ar) يو بي (تعقيد حسابي)		4
6	Chinese (zh) UP (複雜度)		4
7	Japanese (ja) UP (計算複雑性理論)		3
8	Portuguese (pt) UP (complexidade)		2
9	Catalan (ca) UP (Complexitat)		1

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 "UP (complexity)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) يو بي (تعقيد حسابي)		0
2	Catalan (ca) UP (Complexitat)		0
3	English (en) UP (complexity)		0
4	Spanish (es) UP (clase de complejidad)		0
5	French (fr) UP (complexité)		0
6	Japanese (ja) UP (計算複雑性理論)		0
7	Korean (ko) UP (복잡도)		0
8	Portuguese (pt) UP (complexidade)		0
9	Chinese (zh) UP (複雜度)		0

More...

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

Language versions of the article "UP (complexity)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) UP (complexity)		80
2	Catalan (ca) UP (Complexitat)		61
3	French (fr) UP (complexité)		54
4	Chinese (zh) UP (複雜度)		48
5	Portuguese (pt) UP (complexidade)		40
6	Japanese (ja) UP (計算複雑性理論)		37
7	Korean (ko) UP (복잡도)		32
8	Arabic (ar) يو بي (تعقيد حسابي)		28
9	Spanish (es) UP (clase de complejidad)		2

More...

#	Language	Value
ar	Arabic يو بي (تعقيد حسابي)
ca	Catalan UP (Complexitat)
en	English UP (complexity)
es	Spanish UP (clase de complejidad)
fr	French UP (complexité)
ja	Japanese UP (計算複雑性理論)
ko	Korean UP (복잡도)
pt	Portuguese UP (complexidade)
zh	Chinese UP (複雜度)

Best Rank

English: #781662 08.2010

Global: #913547 02.2008

Best Rank

English: #19223 12.2004

Global: #46304 09.2003

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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