Demi-plan

Half-plane - geometrical term for one half of a Euclidean plane. Article “Demi-plan” in French Wikipedia has 17.8 points for quality (as of July 1, 2025). The article contains 3 references and 10 sections.

This article has the best quality in Russian Wikipedia. Also, this article is the most popular in that (French) language version.

Since the creation of article “Demi-plan”, its content was written by 15 registered users of French Wikipedia and edited by 165 registered Wikipedia users in all languages.

The article is cited 36 times in French Wikipedia and cited 342 times in all languages.

The highest Authors Interest rank from 2001:

• Local (French): #53034 in January 2018
• Global: #17572 in October 2004

The highest popularity rank from 2008:

• Local (French): #122923 in October 2015
• Global: #139328 in February 2011

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	Russian (ru) Полуплоскость		54.2323
2	Spanish (es) Semiplano		25.0231
3	Chinese (zh) 半平面		23.1579
4	Slovak (sk) Polrovina		22.9667
5	Estonian (et) Pooltasand		22.3631
6	Catalan (ca) Semiplà		21.6325
7	Polish (pl) Półpłaszczyzna		21.2547
8	Greek (el) Ημιεπίπεδο		20.7281
9	French (fr) Demi-plan		17.8279
10	Serbian (sr) Полураван		8.471

More...

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

The most popular language versions of the article "Demi-plan" in all the time

#	Language	Popularity award	Relative popularity
1	Spanish (es) Semiplano		168 546
2	German (de) Halbebene		76 203
3	Russian (ru) Полуплоскость		74 936
4	Italian (it) Semipiano		68 793
5	Czech (cs) Polorovina		53 485
6	French (fr) Demi-plan		44 294
7	Polish (pl) Półpłaszczyzna		38 589
8	Slovak (sk) Polrovina		13 419
9	Greek (el) Ημιεπίπεδο		9 707
10	Dutch (nl) Halfvlak		6 852

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 "Demi-plan" in June 2025

#	Language	Popularity award	Relative popularity
1	Russian (ru) Полуплоскость		144
2	Spanish (es) Semiplano		139
3	German (de) Halbebene		106
4	Czech (cs) Polorovina		81
5	French (fr) Demi-plan		59
6	Chinese (zh) 半平面		51
7	Italian (it) Semipiano		47
8	Slovak (sk) Polrovina		31
9	Greek (el) Ημιεπίπεδο		23
10	Polish (pl) Półpłaszczyzna		21

More...

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

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

#	Language	AI award	Relative AI
1	German (de) Halbebene		35
2	Italian (it) Semipiano		21
3	Russian (ru) Полуплоскость		20
4	French (fr) Demi-plan		15
5	Swedish (sv) Halvplan		11
6	Polish (pl) Półpłaszczyzna		10
7	Dutch (nl) Halfvlak		9
8	Czech (cs) Polorovina		7
9	Greek (el) Ημιεπίπεδο		7
10	Catalan (ca) Semiplà		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 "Demi-plan" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	German (de) Halbebene		1
2	Catalan (ca) Semiplà		0
3	Czech (cs) Polorovina		0
4	Greek (el) Ημιεπίπεδο		0
5	Spanish (es) Semiplano		0
6	Estonian (et) Pooltasand		0
7	French (fr) Demi-plan		0
8	Armenian (hy) Կիսահարթություն		0
9	Italian (it) Semipiano		0
10	Dutch (nl) Halfvlak		0

More...

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

Language versions of the article "Demi-plan" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	German (de) Halbebene		72
2	Ukrainian (uk) Півплощина		47
3	Spanish (es) Semiplano		43
4	French (fr) Demi-plan		36
5	Russian (ru) Полуплоскость		25
6	Swedish (sv) Halvplan		25
7	Italian (it) Semipiano		22
8	Polish (pl) Półpłaszczyzna		16
9	Catalan (ca) Semiplà		14
10	Dutch (nl) Halfvlak		12

More...

#	Language	Value
ca	Catalan Semiplà
cs	Czech Polorovina
de	German Halbebene
el	Greek Ημιεπίπεδο
es	Spanish Semiplano
et	Estonian Pooltasand
fr	French Demi-plan
hy	Armenian Կիսահարթություն
it	Italian Semipiano
nl	Dutch Halfvlak
pl	Polish Półpłaszczyzna
ru	Russian Полуплоскость
sk	Slovak Polrovina
sr	Serbian Полураван
sv	Swedish Halvplan
uk	Ukrainian Півплощина
zh	Chinese 半平面

Best Rank

French: #122923 10.2015

Global: #139328 02.2011

Best Rank

French: #53034 01.2018

Global: #17572 10.2004

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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