If and only if

Quality:

If and only if - logical connective. Article "If and only if" in Simple English Wikipedia has 27.9 points for quality (as of November 1, 2023). The article contains 7 references and 2 sections.

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

Achievements in all the time:
Simple English Wikipedia:
The 4569th most popular in Simple English Wikipedia.
Achievements in the last month:
Simple English Wikipedia:
The 3155th most popular in Simple English Wikipedia in the last month.

Since the creation of article "If and only if", its content was written by 18 registered users of Simple English Wikipedia and edited by 940 registered Wikipedia users in all languages.

The article is cited 23 times in Simple English Wikipedia and cited 6304 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #539 in November 2018
  • Global: #466 in June 2002

The highest popularity rank from 2008:

  • Local (Simple English): #1 in November 2009
  • Global: #16296 in November 2009

There are 38 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 November 1, 2023 (including revision history and pageviews for previous years).

下表顯示了最高品質的文章的語言版本。

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
If and only if
37.4499
2Hungarian (hu)
Bikondicionális
31.6907
3Basque (eu)
Inplikazio bikoitz
29.5589
4Spanish (es)
Bicondicional
28.2209
5Simple English (simple)
If and only if
27.878
6Chinese (zh)
当且仅当
26.3209
7Greek (el)
Αν και μόνο αν
22.2607
8Romanian (ro)
Dacă și numai dacă
21.7608
9Hindi (hi)
यदि और केवल यदि
19.283
10Serbian (sr)
Ако и само ако
18.0437
More...

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

Most popular in all the time

The most popular language versions of the article "If and only if" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
If and only if
2 900 970
2Spanish (es)
Bicondicional
1 213 871
3Japanese (ja)
同値
563 561
4Chinese (zh)
当且仅当
373 180
5Polish (pl)
Równoważność
241 132
6Portuguese (pt)
Se e somente se
172 054
7Italian (it)
Se e solo se
168 132
8Russian (ru)
Тогда и только тогда
158 209
9Vietnamese (vi)
Khi và chỉ khi
99 499
10Hebrew (he)
אם ורק אם
85 382
More...

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

Most popular in October 2023

The most popular language versions of the article "If and only if" in October 2023
#LanguagePopularity awardRelative popularity
1English (en)
If and only if
14 569
2Spanish (es)
Bicondicional
3 848
3Chinese (zh)
当且仅当
3 817
4Turkish (tr)
Ancak ve ancak
1 715
5Russian (ru)
Тогда и только тогда
1 391
6Japanese (ja)
同値
1 364
7Italian (it)
Se e solo se
1 152
8Simple English (simple)
If and only if
927
9Polish (pl)
Równoważność
883
10Vietnamese (vi)
Khi và chỉ khi
871
More...

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

The highest AI

Language versions of the article "If and only if" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
If and only if
264
2Spanish (es)
Bicondicional
92
3Chinese (zh)
当且仅当
59
4Dutch (nl)
Dan en slechts dan als
50
5Hebrew (he)
אם ורק אם
46
6Italian (it)
Se e solo se
46
7Japanese (ja)
同値
42
8Polish (pl)
Równoważność
36
9Swedish (sv)
Om och endast om
27
10Persian (fa)
اگر و تنها اگر
22
More...

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

The highest AI in October 2023

Language versions of the article "If and only if" with the highest AI in October 2023
#LanguageAI awardRelative AI
1Chinese (zh)
当且仅当
2
2Spanish (es)
Bicondicional
1
3Persian (fa)
اگر و تنها اگر
1
4Finnish (fi)
Jos ja vain jos
1
5Hebrew (he)
אם ורק אם
1
6Vietnamese (vi)
Khi và chỉ khi
1
7Arabic (ar)
إذا وفقط إذا
0
8Bulgarian (bg)
Тогава и само тогава, когато
0
9Catalan (ca)
Si i només si
0
10Danish (da)
Biimplikation
0
More...

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

The highest CI

Language versions of the article "If and only if" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
If and only if
1 090
2Japanese (ja)
同値
484
3Chinese (zh)
当且仅当
483
4Hebrew (he)
אם ורק אם
449
5Spanish (es)
Bicondicional
405
6Ukrainian (uk)
Тоді й лише тоді
395
7Portuguese (pt)
Se e somente se
290
8Catalan (ca)
Si i només si
276
9Romanian (ro)
Dacă și numai dacă
274
10Italian (it)
Se e solo se
267
More...

Scores

Estimated value for Wikipedia:
Simple English:
Global:
Popularity in October 2023:
Simple English:
Global:
Popularity in all years:
Simple English:
Global:
Authors in October 2023:
Simple English:
Global:
Registered authors in all years:
Simple English:
Global:
Citations:
Simple English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
إذا وفقط إذا
bgBulgarian
Тогава и само тогава, когато
caCatalan
Si i només si
daDanish
Biimplikation
elGreek
Αν και μόνο αν
enEnglish
If and only if
eoEsperanto
Se kaj nur se
esSpanish
Bicondicional
etEstonian
Parajasti siis, kui
euBasque
Inplikazio bikoitz
faPersian
اگر و تنها اگر
fiFinnish
Jos ja vain jos
heHebrew
אם ורק אם
hiHindi
यदि और केवल यदि
hrCroatian
Akko
huHungarian
Bikondicionális
idIndonesian
Jika dan hanya jika
itItalian
Se e solo se
jaJapanese
同値
kkKazakh
Егер тек егер
ltLithuanian
Tada ir tik tada (teiginys)
nlDutch
Dan en slechts dan als
nnNorwegian (Nynorsk)
Viss og berre viss
plPolish
Równoważność
ptPortuguese
Se e somente se
roRomanian
Dacă și numai dacă
ruRussian
Тогда и только тогда
shSerbo-Croatian
Ako i samo ako
simpleSimple English
If and only if
srSerbian
Ако и само ако
svSwedish
Om och endast om
thThai
ก็ต่อเมื่อ
trTurkish
Ancak ve ancak
ukUkrainian
Тоді й лише тоді
urUrdu
اگر بشرط اگر
viVietnamese
Khi và chỉ khi
zhChinese
当且仅当
zhminnanMin Nan
Nā kiam ta nā

Popularity rank trends

Best Rank Simple English:
#1
11.2009
Global:
#16296
11.2009

AI rank trends

Best Rank Simple English:
#539
11.2018
Global:
#466
06.2002

Local popularity rank history

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections

Wikipedia readers most often find their way to information on If and only if from Wikipedia articles about List of logic symbols, IFF, Logical equivalence, Necessity and sufficiency and Truth table. Whereas reading the article about If and only if people most often go to Wikipedia articles on Logical biconditional, Logical implication, Necessity and sufficiency, Logical connective and IFF.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

ja: 同値
hr: Akko
zhminnan: Nā kiam ta nā

News from 14 April 2024

On 14 April 2024 in multilingual Wikipedia, Internet users most often read articles on the following topics: Iran, Bayer 04 Leverkusen, Israel, Fallout, Iron Dome, Xabi Alonso, Max Holloway, Fallout, YouTube, Bundesliga.

In Simple English Wikipedia the most popular articles on that day were: 0, Pohela Boishakh, Slash (punctuation), Black, Poor Things (movie), 4 (number), English language, David, 2024, United States.

About WikiRank

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 November, 2023. When calculating current popularity and AI of articles data from October 2023 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2023... More information