### Happy Pi Day!

Posted:

**Thursday 14th March 2019 4:44pm**Pi can be calculated using the following formulas.

Print Atn(1) * 4 Print (4 * Atn(1 / 5) - Atn(1 / 239)) * 4Of course, you don't need to do that because Gambas has:

Print Pi(1) ' = Pi * 1But, if you want super precision, there is a Taylor series for the inverse tangent, and you can use arrays for digits...