Pi = 3.1415926535... An irrational number, a never ending yet never repeating decimal, Pi has been calculated and explored throughout history from the ancient times to the present.
Please submit sites solely dedicated to the number Pi.
Websites on the subject of calculating pi, including research papers, algorithms, etc. Software programs for calculating pi are in a subcategory.
Please submit only sites having specific programs not just theoretical discussion.

more information (editors only)

This category collects poems that include the numbers of Pi.