床関数と天井関数

Quality:

Floor and ceiling functions - functions of a real returning respectively the largest smaller and the smallest larger integer. Article "床関数と天井関数" in Japanese Wikipedia has 13.5 points for quality (as of July 1, 2025). The article contains 4 references and 11 sections. The article also contains quality flaw template, which reduce quality score.

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

Since the creation of article "床関数と天井関数", its content was written by 41 registered users of Japanese Wikipedia and edited by 957 registered Wikipedia users in all languages.

The article is cited 120 times in Japanese Wikipedia and cited 2243 times in all languages.

The highest Authors Interest rank from 2001:

Local (Japanese): #1640 in July 2003
Global: #2588 in August 2003

The highest popularity rank from 2008:

Local (Japanese): #34573 in February 2012
Global: #19861 in October 2018

There are 30 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.

Languages with the highest quality

#	Language	Quality score
1	English (en) Floor and ceiling functions	65.903
2	Greek (el) Συναρτήσεις δαπέδου και οροφής	59.7781
3	Thai (th) ฟังก์ชันพื้นและฟังก์ชันเพดาน	58.514
4	Hungarian (hu) Egészrész	50.4596
5	Indonesian (id) Fungsi bilangan bulat terbesar dan terkecil	46.3672
6	Vietnamese (vi) Phần nguyên	43.3718
7	Chinese (zh) 取整函数	43.2743
8	Russian (ru) Целая часть	40.7354
9	French (fr) Partie entière et partie fractionnaire	38.5459
10	Armenian (hy) Ամբողջ մաս	38.0411

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 "床関数と天井関数" in all the time

#	Language	Relative popularity
1	English (en) Floor and ceiling functions	4 497 958
2	Spanish (es) Funciones de parte entera	1 216 150
3	French (fr) Partie entière et partie fractionnaire	782 720
4	German (de) Abrundungsfunktion und Aufrundungsfunktion	773 049
5	Japanese (ja) 床関数と天井関数	640 676
6	Chinese (zh) 取整函数	533 145
7	Polish (pl) Podłoga i sufit	466 136
8	Russian (ru) Целая часть	350 868
9	Italian (it) Parte intera	243 351
10	Persian (fa) توابع جزء صحیح و سقف	194 118

More...

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

Most popular in June 2025

The most popular language versions of the article "床関数と天井関数" in June 2025

#	Language	Relative popularity
1	English (en) Floor and ceiling functions	12 879
2	Japanese (ja) 床関数と天井関数	2 311
3	Chinese (zh) 取整函数	1 821
4	German (de) Abrundungsfunktion und Aufrundungsfunktion	1 348
5	Spanish (es) Funciones de parte entera	1 193
6	French (fr) Partie entière et partie fractionnaire	1 113
7	Russian (ru) Целая часть	778
8	Polish (pl) Podłoga i sufit	517
9	Korean (ko) 바닥 함수와 천장 함수	417
10	Italian (it) Parte intera	388

More...

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

The highest AI

Language versions of the article "床関数と天井関数" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	Relative AI
1	English (en) Floor and ceiling functions	289
2	German (de) Abrundungsfunktion und Aufrundungsfunktion	81
3	French (fr) Partie entière et partie fractionnaire	74
4	Spanish (es) Funciones de parte entera	64
5	Polish (pl) Podłoga i sufit	58
6	Italian (it) Parte intera	52
7	Russian (ru) Целая часть	43
8	Japanese (ja) 床関数と天井関数	41
9	Chinese (zh) 取整函数	37
10	Hungarian (hu) Egészrész	30

More...

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

The highest AI in June 2025

Language versions of the article "床関数と天井関数" with the highest AI in June 2025

#	Language	Relative AI
1	Greek (el) Συναρτήσεις δαπέδου και οροφής	2
2	Italian (it) Parte intera	2
3	Galician (gl) Funcións chan e teito	1
4	Arabic (ar) دالتان سقفية وأرضية	0
5	Bulgarian (bg) Функция скобка	0
6	Czech (cs) Celá část	0
7	German (de) Abrundungsfunktion und Aufrundungsfunktion	0
8	English (en) Floor and ceiling functions	0
9	Esperanto (eo) Planka kaj plafona funkcioj	0
10	Spanish (es) Funciones de parte entera	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 "床関数と天井関数" with the highest Citation Index (CI)

#	Language	Relative CI
1	French (fr) Partie entière et partie fractionnaire	429
2	English (en) Floor and ceiling functions	331
3	German (de) Abrundungsfunktion und Aufrundungsfunktion	149
4	Polish (pl) Podłoga i sufit	137
5	Japanese (ja) 床関数と天井関数	120
6	Chinese (zh) 取整函数	110
7	Indonesian (id) Fungsi bilangan bulat terbesar dan terkecil	108
8	Italian (it) Parte intera	96
9	Portuguese (pt) Parte inteira	93
10	Spanish (es) Funciones de parte entera	92

More...

Scores

Estimated value for Wikipedia:

Japanese:

Global:

Popularity in June 2025:

Japanese:

Global:

Popularity in all years:

Japanese:

Global:

Authors in June 2025:

Japanese:

Global:

Registered authors in all years:

Japanese:

Global:

Citations:

Japanese:

Global:

Quality measures

Interwikis

#	Language	Value
ar	Arabic دالتان سقفية وأرضية
bg	Bulgarian Функция скобка
cs	Czech Celá část
de	German Abrundungsfunktion und Aufrundungsfunktion
el	Greek Συναρτήσεις δαπέδου και οροφής
en	English Floor and ceiling functions
eo	Esperanto Planka kaj plafona funkcioj
es	Spanish Funciones de parte entera
eu	Basque Zoru-funtzio eta sabai-funtzio
fa	Persian توابع جزء صحیح و سقف
fi	Finnish Lattia- ja kattofunktio
fr	French Partie entière et partie fractionnaire
gl	Galician Funcións chan e teito
he	Hebrew פונקציית הערך השלם
hu	Hungarian Egészrész
hy	Armenian Ամբողջ մաս
id	Indonesian Fungsi bilangan bulat terbesar dan terkecil
it	Italian Parte intera
ja	Japanese 床関数と天井関数
kk	Kazakh Сан антьесі
ko	Korean 바닥 함수와 천장 함수
pl	Polish Podłoga i sufit
pt	Portuguese Parte inteira
ru	Russian Целая часть
sl	Slovenian Celi del
sv	Swedish Golv- och takfunktionerna
th	Thai ฟังก์ชันพื้นและฟังก์ชันเพดาน
uk	Ukrainian Ціла частина числа
vi	Vietnamese Phần nguyên
zh	Chinese 取整函数

Popularity rank trends

Best Rank	Japanese: #34573 02.2012	Global: #19861 10.2018

AI rank trends

Best Rank	Japanese: #1640 07.2003	Global: #2588 08.2003

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Floor and ceiling functions from Wikipedia articles about Euler–Mascheroni constant, List of mathematical symbols, Fractional part, Rounding and Step function. Whereas reading the article about Floor and ceiling functions people most often go to Wikipedia articles on Fractional part, Truncation, Hermites identity, Rounding and Sawtooth wave.

Cumulative results of quality and popularity of the Wikipedia article

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

en: Floor and ceiling functions

es: Funciones de parte entera

fr: Partie entière et partie fractionnaire

de: Abrundungsfunktion und Aufrundungsfunktion

ja: 床関数と天井関数

zh: 取整函数

pl: Podłoga i sufit

ru: Целая часть

it: Parte intera

fa: توابع جزء صحیح و سقف

he: פונקציית הערך השלם

ko: 바닥 함수와 천장 함수

pt: Parte inteira

vi: Phần nguyên

hu: Egészrész

ar: دالتان سقفية وأرضية

th: ฟังก์ชันพื้นและฟังก์ชันเพดาน

cs: Celá část

uk: Ціла частина числа

fi: Lattia- ja kattofunktio

sv: Golv- och takfunktionerna

sl: Celi del

hy: Ամբողջ մաս

eo: Planka kaj plafona funkcioj

id: Fungsi bilangan bulat terbesar dan terkecil

bg: Функция скобка

kk: Сан антьесі

eu: Zoru-funtzio eta sabai-funtzio

el: Συναρτήσεις δαπέδου και οροφής

gl: Funcións chan e teito

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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 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

Quality and popularity assessment of Wikipedia

床関数と天井関数