Plan projectif réel

Real projective plane - a compact non-orientable two-dimensional manifold. Article “Plan projectif réel” in French Wikipedia has 12.5 points for quality (as of July 1, 2026). The article contains 0 references and 11 sections.

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

Since the creation of article “Plan projectif réel”, its content was written by 19 registered users of French Wikipedia and edited by 172 registered Wikipedia users in all languages.

The article is cited 33 times in French Wikipedia and cited 514 times in all languages.

The highest Authors Interest rank from 2001:

• Local (French): #22775 in January 2018
• Global: #47612 in March 2004

The highest popularity rank from 2008:

• Local (French): #237572 in April 2016
• Global: #207643 in October 2012

There are 15 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, 2026 (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	English (en) Real projective plane		50.9865
2	Portuguese (pt) Plano projetivo real		48.7621
3	Finnish (fi) Reaalinen projektiivinen taso		44.8491
4	Russian (ru) Вещественная проективная плоскость		42.3249
5	Spanish (es) Plano proyectivo real		38.3989
6	Ukrainian (uk) Дійсна проєктивна площина		37.2434
7	Esperanto (eo) Reela projekcia ebeno		28.429
8	Chinese (zh) 实射影平面		27.6153
9	Greek (el) Πραγματικό προβολικό επίπεδο		18.1431
10	Slovenian (sl) Realna projektivna ravnina		13.2203

More...

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

The most popular language versions of the article "Plan projectif réel" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Real projective plane		1 014 505
2	Chinese (zh) 实射影平面		37 172
3	Spanish (es) Plano proyectivo real		36 983
4	French (fr) Plan projectif réel		36 673
5	Russian (ru) Вещественная проективная плоскость		33 000
6	Polish (pl) Płaszczyzna rzutowa rzeczywista		24 453
7	Dutch (nl) Reëel projectief vlak		11 063
8	Esperanto (eo) Reela projekcia ebeno		4 194
9	Czech (cs) Reálná projektivní rovina		3 690
10	Slovenian (sl) Realna projektivna ravnina		2 720

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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 "Plan projectif réel" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Real projective plane		2 157
2	Spanish (es) Plano proyectivo real		245
3	Russian (ru) Вещественная проективная плоскость		215
4	French (fr) Plan projectif réel		143
5	Chinese (zh) 实射影平面		126
6	Japanese (ja) 実射影平面		77
7	Polish (pl) Płaszczyzna rzutowa rzeczywista		64
8	Dutch (nl) Reëel projectief vlak		36
9	Portuguese (pt) Plano projetivo real		29
10	Finnish (fi) Reaalinen projektiivinen taso		7

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

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

#	Language	AI award	Relative AI
1	English (en) Real projective plane		81
2	French (fr) Plan projectif réel		19
3	Chinese (zh) 实射影平面		14
4	Polish (pl) Płaszczyzna rzutowa rzeczywista		12
5	Dutch (nl) Reëel projectief vlak		10
6	Esperanto (eo) Reela projekcia ebeno		6
7	Finnish (fi) Reaalinen projektiivinen taso		6
8	Russian (ru) Вещественная проективная плоскость		6
9	Ukrainian (uk) Дійсна проєктивна площина		4
10	Czech (cs) Reálná projektivní rovina		3

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

Language versions of the article "Plan projectif réel" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Czech (cs) Reálná projektivní rovina		1
2	English (en) Real projective plane		1
3	Greek (el) Πραγματικό προβολικό επίπεδο		0
4	Esperanto (eo) Reela projekcia ebeno		0
5	Spanish (es) Plano proyectivo real		0
6	Finnish (fi) Reaalinen projektiivinen taso		0
7	French (fr) Plan projectif réel		0
8	Japanese (ja) 実射影平面		0
9	Dutch (nl) Reëel projectief vlak		0
10	Polish (pl) Płaszczyzna rzutowa rzeczywista		0

More...

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

Language versions of the article "Plan projectif réel" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Real projective plane		123
2	Greek (el) Πραγματικό προβολικό επίπεδο		110
3	Spanish (es) Plano proyectivo real		45
4	Russian (ru) Вещественная проективная плоскость		45
5	Chinese (zh) 实射影平面		44
6	French (fr) Plan projectif réel		33
7	Esperanto (eo) Reela projekcia ebeno		22
8	Slovenian (sl) Realna projektivna ravnina		22
9	Ukrainian (uk) Дійсна проєктивна площина		19
10	Japanese (ja) 実射影平面		17

More...

#	Language	Value
cs	Czech Reálná projektivní rovina
el	Greek Πραγματικό προβολικό επίπεδο
en	English Real projective plane
eo	Esperanto Reela projekcia ebeno
es	Spanish Plano proyectivo real
fi	Finnish Reaalinen projektiivinen taso
fr	French Plan projectif réel
ja	Japanese 実射影平面
nl	Dutch Reëel projectief vlak
pl	Polish Płaszczyzna rzutowa rzeczywista
pt	Portuguese Plano projetivo real
ru	Russian Вещественная проективная плоскость
sl	Slovenian Realna projektivna ravnina
uk	Ukrainian Дійсна проєктивна площина
zh	Chinese 实射影平面

Best Rank

French: #237572 04.2016

Global: #207643 10.2012

Best Rank

French: #22775 01.2018

Global: #47612 03.2004

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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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information