A mathematician gave us the easiest explanation of pi and why it’s so important

Pi is so important that it is now celebrated on March 14th. This is because March is the third month, making it 3.14 — the first three digits of pi. To find out why pi is so important and how it surrounds us everyday we brought in Eugenia Cheng, a mathematician and the author of “How to Bake Pi” and …
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