3.141592653589793238462643383 ....

The Imachinations use Pi as a contrast agent. On one side the products of Pi are calculated, but on the other side the results of the irrational number often appear accidental. Above all the number of Pi is irrational and transcendent. The history shows the mathematical development of Pi.

Pi related places and the history of pi

Syracuso (Sicilia) – Archimedes 250? bd Pi=3.1418
Alexandria new library – Ptolemaios: 150 ad Pi=3.14166
Hopeh/China: Tsu Ch'ung Chi 480? Pi=3.1415926
Baghdad - Al-Khowarizmi 800 ad Pi=3.141

links & features

Ist Pi völlig "normal"? telepolis, heise.de 05.08.2002

A Trillion Pieces of Pi, Science News Online, Dec. 2002

Random Generator and Normal Numbers, by Bailey und Crandall (Pdf, 2003)

Pi in the sky - extracting a (surprisingly accurate) value for "pi" from the appearance of the night sky by Robert A. J. Matthews

further Pi Pages on the Internet

History of Mathematics by David Eugene Smith (1906)