The number represented by pi (Ï€) is used in calculations whenever something round (or nearly so) is involved, such as for circles, spheres, cylinders, cones and ellipses. Its value is necessary to ...
March 14 is Pi Day in the US, as the date matches the first three digits of the famous number. On Pi Day 2015, Google announced that a researcher had uncovered the first 31 trillion digits of pi, ...
You might be familiar with the never-ending number π (pi), which is most relevant for studying circles. But you might not know much about the genius guy who first calculated pi: Archimedes of Syracuse ...