Inviluppo (matematica)

Envelope - family of curves in geometry. Article “Inviluppo (matematica)” in Italian Wikipedia has 9.7 points for quality (as of July 1, 2026). The article contains 1 references and 4 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.51 points.

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

Since the creation of article “Inviluppo (matematica)”, its content was written by 20 registered users of Italian Wikipedia and edited by 292 registered Wikipedia users in all languages.

The article is cited 16 times in Italian Wikipedia and cited 437 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #17336 in June 2007
• Global: #23864 in February 2012

The highest popularity rank from 2008:

• Local (Italian): #83459 in June 2010
• Global: #157916 in October 2014

There are 22 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) Envelope (mathematics)		48.4034
2	Spanish (es) Envolvente (matemáticas)		33.428
3	Tamil (ta) சூழ்வு (கணிதம்)		30.8558
4	Norwegian (no) Omhyllingskurve		29.4767
5	Korean (ko) 포락선		26.1047
6	Ukrainian (uk) Обгортка (геометрія)		24.4112
7	German (de) Einhüllende		21.4681
8	Polish (pl) Obwiednia		21.1562
9	Greek (el) Περιβάλλουσα		21.1226
10	Slovenian (sl) Ovojnica (matematika)		20.5208

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

The most popular language versions of the article "Inviluppo (matematica)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Envelope (mathematics)		579 131
2	Japanese (ja) 包絡線		346 418
3	German (de) Einhüllende		184 014
4	Chinese (zh) 包絡線		153 575
5	Italian (it) Inviluppo (matematica)		118 143
6	Polish (pl) Obwiednia		104 303
7	Russian (ru) Огибающая		73 829
8	Spanish (es) Envolvente (matemáticas)		62 532
9	Korean (ko) 포락선		58 510
10	French (fr) Enveloppe (géométrie)		56 267

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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 "Inviluppo (matematica)" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Envelope (mathematics)		1 459
2	Japanese (ja) 包絡線		632
3	Chinese (zh) 包絡線		494
4	German (de) Einhüllende		376
5	Korean (ko) 포락선		291
6	Spanish (es) Envolvente (matemáticas)		214
7	French (fr) Enveloppe (géométrie)		175
8	Polish (pl) Obwiednia		157
9	Russian (ru) Огибающая		145
10	Italian (it) Inviluppo (matematica)		144

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

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

#	Language	AI award	Relative AI
1	English (en) Envelope (mathematics)		75
2	German (de) Einhüllende		36
3	French (fr) Enveloppe (géométrie)		28
4	Japanese (ja) 包絡線		21
5	Italian (it) Inviluppo (matematica)		20
6	Dutch (nl) Omhullende (meetkunde)		17
7	Russian (ru) Огибающая		17
8	Polish (pl) Obwiednia		13
9	Hebrew (he) מעטפת (מתמטיקה)		12
10	Chinese (zh) 包絡線		9

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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 "Inviluppo (matematica)" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Danish (da) Indhylningskurve		0
2	German (de) Einhüllende		0
3	Greek (el) Περιβάλλουσα		0
4	English (en) Envelope (mathematics)		0
5	Spanish (es) Envolvente (matemáticas)		0
6	Persian (fa) منحنی محاطی		0
7	French (fr) Enveloppe (géométrie)		0
8	Hebrew (he) מעטפת (מתמטיקה)		0
9	Italian (it) Inviluppo (matematica)		0
10	Japanese (ja) 包絡線		0

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

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

#	Language	CI award	Relative CI
1	English (en) Envelope (mathematics)		80
2	German (de) Einhüllende		58
3	French (fr) Enveloppe (géométrie)		51
4	Japanese (ja) 包絡線		43
5	Chinese (zh) 包絡線		29
6	Spanish (es) Envolvente (matemáticas)		27
7	Russian (ru) Огибающая		27
8	Italian (it) Inviluppo (matematica)		16
9	Dutch (nl) Omhullende (meetkunde)		14
10	Polish (pl) Obwiednia		14

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#	Language	Value
da	Danish Indhylningskurve
de	German Einhüllende
el	Greek Περιβάλλουσα
en	English Envelope (mathematics)
es	Spanish Envolvente (matemáticas)
fa	Persian منحنی محاطی
fr	French Enveloppe (géométrie)
he	Hebrew מעטפת (מתמטיקה)
it	Italian Inviluppo (matematica)
ja	Japanese 包絡線
ko	Korean 포락선
lt	Lithuanian Kontūras (matematika)
nl	Dutch Omhullende (meetkunde)
nn	Norwegian (Nynorsk) Enveloppe
no	Norwegian Omhyllingskurve
pl	Polish Obwiednia
ru	Russian Огибающая
sl	Slovenian Ovojnica (matematika)
sv	Swedish Envelopp
ta	Tamil சூழ்வு (கணிதம்)
uk	Ukrainian Обгортка (геометрія)
zh	Chinese 包絡線

Best Rank

Italian: #83459 06.2010

Global: #157916 10.2014

Best Rank

Italian: #17336 06.2007

Global: #23864 02.2012

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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