Scientific American spoke to Rojas about this history, the deeply engaging humanity of mathematics and the egos at play in defining the mathematical language we take for granted today.

When is National Pi Day 2025? What to know about Pi Day activities for kids, songs, movies, jokes, deals, snack ideas and more.

Math fanatics from all around the world and everyone else who just loves ancient Greek pi (or pie) celebrate on March 14.

Convert Current to Linear transforms the selected equation into a one-line format using mathematical symbols, while Convert All to Linear applies this to every equation in the document.

Pi Day rolls around every year on March 14. It is observed on March 14 because 3, 1, and 4 are the first three significant figures of π, making the date (3/14) a perfect match to honor the ...

A formula is a rule that links variables and can be written using mathematical symbols. Substitute the given values for the length of one side (12) and the number of sides (5). Follow the formula ...

The holiday commemorates a timeless symbol beloved by many in mathematical and scientific communities, while making the most of the opportunities it allows for humorous wordplay, dessert and ...