Identitat notable

Quality:

Algebraic identity - class of polynomial identities. Article “Identitat notable” in Catalan Wikipedia has 40.7 points for quality (as of July 1, 2026). The article contains 2 references and 17 sections.

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

Since the creation of article “Identitat notable”, its content was written by 18 registered users of Catalan Wikipedia and edited by 878 registered Wikipedia users in all languages.

The article is cited 11 times in Catalan Wikipedia and cited 298 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Catalan): #1068 in March 2008
• Global: #7844 in September 2014

The highest popularity rank from 2008:

• Local (Catalan): #1488 in November 2012
• Global: #2003 in September 2009

There are 19 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	Polish (pl) Wzory skróconego mnożenia		64.2464
2	Catalan (ca) Identitat notable		40.7333
3	Spanish (es) Producto notable		34.9207
4	French (fr) Identité remarquable		31.4893
5	Italian (it) Prodotto notevole		25.6868
6	Hindi (hi) उल्लेखनीय सर्वसमिकाएँ		25.1194
7	Arabic (ar) متطابقات هامة		22.8953
8	Russian (ru) Формулы сокращённого умножения многочленов		21.0907
9	Portuguese (pt) Produtos notáveis		18.9317
10	Danish (da) Kvadratsætninger		15.7851

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

#	Language	Popularity award	Relative popularity
1	Spanish (es) Producto notable		9 529 776
2	Polish (pl) Wzory skróconego mnożenia		3 492 428
3	Russian (ru) Формулы сокращённого умножения многочленов		3 080 627
4	French (fr) Identité remarquable		2 694 384
5	Italian (it) Prodotto notevole		1 362 726
6	Portuguese (pt) Produtos notáveis		948 269
7	Ukrainian (uk) Формули скороченого множення		915 033
8	Vietnamese (vi) Hằng đẳng thức		447 022
9	Arabic (ar) متطابقات هامة		437 861
10	Bulgarian (bg) Формули за съкратено умножение		319 907

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	Russian (ru) Формулы сокращённого умножения многочленов		3 169
2	French (fr) Identité remarquable		2 355
3	Spanish (es) Producto notable		1 817
4	Polish (pl) Wzory skróconego mnożenia		562
5	Vietnamese (vi) Hằng đẳng thức		377
6	Portuguese (pt) Produtos notáveis		302
7	Italian (it) Prodotto notevole		268
8	Bulgarian (bg) Формули за съкратено умножение		262
9	Azerbaijani (az) Müxtəsər vurma düsturları		198
10	Armenian (hy) Կրճատ բազմապատկման բանաձևեր		175

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

#	Language	AI award	Relative AI
1	Spanish (es) Producto notable		170
2	French (fr) Identité remarquable		150
3	Italian (it) Prodotto notevole		93
4	Portuguese (pt) Produtos notáveis		86
5	Polish (pl) Wzory skróconego mnożenia		66
6	Azerbaijani (az) Müxtəsər vurma düsturları		45
7	Russian (ru) Формулы сокращённого умножения многочленов		45
8	Vietnamese (vi) Hằng đẳng thức		36
9	Arabic (ar) متطابقات هامة		32
10	Danish (da) Kvadratsætninger		30

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

#	Language	AI award	Relative AI
1	Spanish (es) Producto notable		5
2	Arabic (ar) متطابقات هامة		0
3	Azerbaijani (az) Müxtəsər vurma düsturları		0
4	Belarusian (be) Формулы скарочанага множання		0
5	Bulgarian (bg) Формули за съкратено умножение		0
6	Catalan (ca) Identitat notable		0
7	Danish (da) Kvadratsætninger		0
8	Basque (eu) Identitate nabarmen		0
9	French (fr) Identité remarquable		0
10	Hindi (hi) उल्लेखनीय सर्वसमिकाएँ		0

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

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Catalan Wikipedia the most popular articles on that day were: República Democràtica del Congo, Rafael Yuste i Abel, Juan Fernández Benítez, Pere Casacuberta Camps, Rudi García, Marcel Lefebvre, Michael Olise, Marta Montaner Santomà, Vito Quiles, Fèlix el gat.

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