this post was submitted on 19 May 2025
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This beats the approximations used in ancient Sumer (3.1065) and China (3). Try contacting their respective records bodies.
Doesn't have the famous
for some reason. Accurate to 14 decimal places I believe which is more accurate than what you need for 99.9% of its applications.
It's been said that with 15 decimals, you can calculate the circumference on the observable universe with a precision of the width of an atom.
This is an exaggeration.
The universe's radius is around 46.5 billion light years (around 4.4 * 10^26 meters), the error introduced of using 15 decimals of pi is around the order of 10^-16. Thus the error of calculating the circumference would be in the order of