Ortonormal

Orthonormality - Mathematical concept analogous to perpendicularity, generalized to higher-dimensional space. Article “Ortonormal” in Catalan Wikipedia has 21.7 points for quality (as of July 1, 2025). The article contains 2 references and 2 sections.

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

Since the creation of article “Ortonormal”, its content was written by 6 registered users of Catalan Wikipedia and edited by 185 registered Wikipedia users in all languages.

The article is cited 42 times in Catalan Wikipedia and cited 634 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Catalan): #2804 in May 2017
• Global: #25839 in March 2003

The highest popularity rank from 2008:

• Local (Catalan): #24681 in July 2008
• Global: #127567 in November 2014

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	Slovak (sk) Ortonormalita		22.3373
2	Portuguese (pt) Ortonormalidade		22.0775
3	Catalan (ca) Ortonormal		21.709
4	English (en) Orthonormality		20.7522
5	Vietnamese (vi) Trực chuẩn		14.8421
6	Galician (gl) Ortonormal		13.91
7	Polish (pl) Ortonormalność		12.0691
8	Japanese (ja) 正規直交系		11.6895
9	Arabic (ar) تعامد منظم		10.3741
10	Slovenian (sl) Ortonormalnost		8.1167

More...

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Orthonormality		1 256 497
2	Spanish (es) Ortonormal		252 929
3	Japanese (ja) 正規直交系		130 386
4	Polish (pl) Ortonormalność		86 873
5	Portuguese (pt) Ortonormalidade		68 337
6	Chinese (zh) 正交规范性		55 089
7	Czech (cs) Ortonormalita		28 148
8	Vietnamese (vi) Trực chuẩn		15 463
9	Danish (da) Ortonormal		14 755
10	Romanian (ro) Ortonormalitate		9 480

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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 "Ortonormal" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Orthonormality		2 149
2	Japanese (ja) 正規直交系		375
3	Polish (pl) Ortonormalność		220
4	Spanish (es) Ortonormal		170
5	Chinese (zh) 正交规范性		121
6	Vietnamese (vi) Trực chuẩn		96
7	Portuguese (pt) Ortonormalidade		86
8	Danish (da) Ortonormal		47
9	Czech (cs) Ortonormalita		43
10	Romanian (ro) Ortonormalitate		39

More...

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

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

#	Language	AI award	Relative AI
1	English (en) Orthonormality		58
2	Danish (da) Ortonormal		21
3	Spanish (es) Ortonormal		19
4	Polish (pl) Ortonormalność		17
5	Japanese (ja) 正規直交系		14
6	Chinese (zh) 正交规范性		9
7	Norwegian (no) Ortonormal		8
8	Czech (cs) Ortonormalita		7
9	Catalan (ca) Ortonormal		6
10	Portuguese (pt) Ortonormalidade		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 "Ortonormal" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) تعامد منظم		0
2	Catalan (ca) Ortonormal		0
3	Czech (cs) Ortonormalita		0
4	Danish (da) Ortonormal		0
5	English (en) Orthonormality		0
6	Spanish (es) Ortonormal		0
7	Galician (gl) Ortonormal		0
8	Japanese (ja) 正規直交系		0
9	Norwegian (no) Ortonormal		0
10	Polish (pl) Ortonormalność		0

More...

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

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

#	Language	CI award	Relative CI
1	Japanese (ja) 正規直交系		157
2	English (en) Orthonormality		147
3	Polish (pl) Ortonormalność		85
4	Spanish (es) Ortonormal		67
5	Catalan (ca) Ortonormal		42
6	Portuguese (pt) Ortonormalidade		36
7	Chinese (zh) 正交规范性		19
8	Czech (cs) Ortonormalita		17
9	Danish (da) Ortonormal		14
10	Arabic (ar) تعامد منظم		11

More...

#	Language	Value
ar	Arabic تعامد منظم
ca	Catalan Ortonormal
cs	Czech Ortonormalita
da	Danish Ortonormal
en	English Orthonormality
es	Spanish Ortonormal
gl	Galician Ortonormal
ja	Japanese 正規直交系
no	Norwegian Ortonormal
pl	Polish Ortonormalność
pt	Portuguese Ortonormalidade
ro	Romanian Ortonormalitate
simple	Simple English Orthonormality
sk	Slovak Ortonormalita
sl	Slovenian Ortonormalnost
vi	Vietnamese Trực chuẩn
zh	Chinese 正交规范性

Best Rank

Catalan: #24681 07.2008

Global: #127567 11.2014

Best Rank

Catalan: #2804 05.2017

Global: #25839 03.2003

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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