Wikidata

(Q167)

English

pi

constant ratio of the circumference of a circle to its diameter

  • Archimedes' constant
  • π
  • pi number
  • ratio of circumference to diameter
  • 3.14...
  • tau over two
  • tau/2
  • τ/2
  • 0.5tau
  • (1/2)tau
In more languages
default for all languages
π

No description defined

Statements

instance of
transcendental number
0 references
real number
0 references
mathematical constant
0 references
UCUM constant
0 references
image
Matheon2.jpg
3,716 × 2,460; 7.52 MB
0 references
named after
circle
applies to name of subject
Kreiszahl (German)
0 references
Ludolph van Ceulen
applies to name of subject
Ludolphsche Zahl (German)
1 reference
reference URL
https://3.141592653589793238462643383279502884197169399375105820974944592.eu/die-geschichte-der-zahl-pi/ludolph-van-ceulen-und-die-ludolphsche-zahl/
title
Ludolph van Ceulen und die Ludolphsche Zahl (German)
quotation
Lange Zeit wurde die Zahl Pi auch die Ludolphsche Zahl [...] genannt. Und zwar zu Ehren des Mathematik- und Fechtlehrers Ludolph Van Ceulen, der viele Jahre seines Lebens in die Berechnung der Zahl Pi gesteckt hat. (German)
language of work or name
German
retrieved
12 August 2023
Ludolph van Ceulen
applies to name of subject
Ludolfsche Zahl (German)
1 reference
reference URL
https://3.141592653589793238462643383279502884197169399375105820974944592.eu/die-geschichte-der-zahl-pi/ludolph-van-ceulen-und-die-ludolphsche-zahl/
title
Ludolph van Ceulen und die Ludolphsche Zahl (German)
quotation
Lange Zeit wurde die Zahl Pi auch die [...] Ludolfsche Zahl genannt. Und zwar zu Ehren des Mathematik- und Fechtlehrers Ludolph Van Ceulen, der viele Jahre seines Lebens in die Berechnung der Zahl Pi gesteckt hat. (German)
language of work or name
German
retrieved
12 August 2023
numeric value
3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679821480865132823066470938
applies to part, aspect, or form
Euclidean distance
sourcing circumstances
possibly approximate value
determination method or standard
calculation
2 references
reference URL
http://www.math.com/tables/constants/pi.htm
language of work or name
English
retrieved
26 February 2014
title
First 100 digits (English)
reference URL
https://oeis.org/A000796
language of work or name
English
retrieved
21 February 2015
title
Decimal expansion of Pi (or, digits of Pi) (English)
quantity symbol (LaTeX)
0 references
hashtag
π
0 references
notation
pi
0 references
TeX string
\pi
0 references
Unicode character
π
0 references
Commons category
Pi
0 references

Identifiers

NDL Authority ID
00562015
0 references
NL CR AUT ID
ph117728
subject named as
Ludolfovo číslo
0 references
BabelNet ID
00062194n
0 references
Brilliant Wiki ID
pi
0 references
MathWorld ID
Pi
0 references
Namuwiki ID
원주율
0 references
NE.se ID
pi
0 references
nLab ID
pi
0 references
OEIS ID
A000796
0 references
OpenMath ID
nums1#pi
0 references
PlanetMath ID
Pi
0 references
Quora topic ID
Pi
0 references
Treccani ID
pi-greco
subject named as
pi grèco
0 references
UCUM code
[pi]
0 references
Vikidia article ID
en:Pi_(math)
0 references
es:Pi
0 references
fr:Pi_(nombre)
0 references
WikiKids ID
Pi_(wiskunde)
0 references
Zhihu topic ID
19581830
subject named as
圆周率
0 references
 
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