Heaviside function

Heaviside step function - discontinuous function whose value is zero for negative numbers and one for positive numbers. Article “Heaviside function” in Simple English Wikipedia has 19 points for quality (as of July 1, 2026). The article contains 2 references and 5 sections.

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

Since the creation of article “Heaviside function”, its content was written by 6 registered users of Simple English Wikipedia and edited by 829 registered Wikipedia users in all languages.

The article is cited 2 times in Simple English Wikipedia and cited 1323 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #3782 in September 2017
• Global: #3947 in March 2003

The highest popularity rank from 2008:

• Local (Simple English): #14787 in September 2024
• Global: #34975 in November 2014

There are 34 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	Portuguese (pt) Função de Heaviside		33.6921
2	Hungarian (hu) Heaviside-függvény		32.1647
3	English (en) Heaviside step function		29.9911
4	Greek (el) Μοναδιαία βηματική συνάρτηση		28.3108
5	Spanish (es) Función escalón de Heaviside		24.8853
6	Swedish (sv) Heavisides stegfunktion		24.4319
7	Russian (ru) Функция Хевисайда		19.8798
8	Simple English (simple) Heaviside function		18.989
9	Arabic (ar) دالة هيفيسايد الدرجية		17.9418
10	French (fr) Fonction de Heaviside		17.7879

More...

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Heaviside step function		4 023 728
2	German (de) Heaviside-Funktion		785 940
3	Spanish (es) Función escalón de Heaviside		680 021
4	Russian (ru) Функция Хевисайда		531 290
5	French (fr) Fonction de Heaviside		412 589
6	Japanese (ja) ヘヴィサイドの階段関数		312 943
7	Italian (it) Funzione gradino di Heaviside		303 558
8	Polish (pl) Funkcja skokowa Heaviside’a		206 019
9	Portuguese (pt) Função de Heaviside		163 860
10	Chinese (zh) 单位阶跃函数		155 048

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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 "Heaviside function" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Heaviside step function		8 264
2	German (de) Heaviside-Funktion		1 527
3	Russian (ru) Функция Хевисайда		1 067
4	French (fr) Fonction de Heaviside		843
5	Spanish (es) Función escalón de Heaviside		546
6	Japanese (ja) ヘヴィサイドの階段関数		519
7	Italian (it) Funzione gradino di Heaviside		495
8	Polish (pl) Funkcja skokowa Heaviside’a		421
9	Chinese (zh) 单位阶跃函数		329
10	Portuguese (pt) Função de Heaviside		226

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

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

#	Language	AI award	Relative AI
1	English (en) Heaviside step function		156
2	German (de) Heaviside-Funktion		96
3	French (fr) Fonction de Heaviside		71
4	Italian (it) Funzione gradino di Heaviside		58
5	Dutch (nl) Heaviside-functie		43
6	Spanish (es) Función escalón de Heaviside		42
7	Russian (ru) Функция Хевисайда		38
8	Danish (da) Heaviside trinfunktion		35
9	Hungarian (hu) Heaviside-függvény		35
10	Japanese (ja) ヘヴィサイドの階段関数		30

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 "Heaviside function" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Arabic (ar) دالة هيفيسايد الدرجية		1
2	Spanish (es) Función escalón de Heaviside		1
3	Hebrew (he) פונקציית מדרגה		1
4	Indonesian (id) Fungsi tangga Heaviside		1
5	Bulgarian (bg) Функция на Хевисайд		0
6	Catalan (ca) Funció esglaó de Heaviside		0
7	Czech (cs) Heavisideova funkce		0
8	Danish (da) Heaviside trinfunktion		0
9	German (de) Heaviside-Funktion		0
10	Greek (el) Μοναδιαία βηματική συνάρτηση		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 "Heaviside function" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Greek (el) Μοναδιαία βηματική συνάρτηση		226
2	English (en) Heaviside step function		168
3	Portuguese (pt) Função de Heaviside		101
4	German (de) Heaviside-Funktion		77
5	French (fr) Fonction de Heaviside		74
6	Russian (ru) Функция Хевисайда		66
7	Spanish (es) Función escalón de Heaviside		60
8	Japanese (ja) ヘヴィサイドの階段関数		60
9	Chinese (zh) 单位阶跃函数		47
10	Hebrew (he) פונקציית מדרגה		42

More...

#	Language	Value
ar	Arabic دالة هيفيسايد الدرجية
bg	Bulgarian Функция на Хевисайд
ca	Catalan Funció esglaó de Heaviside
cs	Czech Heavisideova funkce
da	Danish Heaviside trinfunktion
de	German Heaviside-Funktion
el	Greek Μοναδιαία βηματική συνάρτηση
en	English Heaviside step function
es	Spanish Función escalón de Heaviside
eu	Basque Heaviside funtzio
fa	Persian تابع پله‌ای هویساید
fi	Finnish Heavisiden funktio
fr	French Fonction de Heaviside
he	Hebrew פונקציית מדרגה
hi	Hindi इकाई पग-फलन
hu	Hungarian Heaviside-függvény
id	Indonesian Fungsi tangga Heaviside
it	Italian Funzione gradino di Heaviside
ja	Japanese ヘヴィサイドの階段関数
ko	Korean 단위 계단 함수
nl	Dutch Heaviside-functie
no	Norwegian Heavisides steppfunksjon
pl	Polish Funkcja skokowa Heaviside’a
pt	Portuguese Função de Heaviside
ro	Romanian Treapta unitate Heaviside
ru	Russian Функция Хевисайда
simple	Simple English Heaviside function
sl	Slovenian Heavisidova skočna funkcija
sr	Serbian Хевисајдова функција
sv	Swedish Heavisides stegfunktion
uk	Ukrainian Функція Гевісайда
uz	Uzbek Heaviside funksiyasi
vi	Vietnamese Hàm bước Heaviside
zh	Chinese 单位阶跃函数

Best Rank

Simple English: #14787 09.2024

Global: #34975 11.2014

Best Rank

Simple English: #3782 09.2017

Global: #3947 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 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