Pi Day 2015

Photo Credit: Leo Reynolds (CC BY-NC-SA 2.0)
Photo Credit: Leo Reynolds (CC BY-NC-SA 2.0)

If we make the very traditionally assumption that the year is a circle (technically it is an ellipse) with a circumference of 365 days (366 on a leap year):



*14 March as Pi Day is superficial fluff that teaches us nothing about π. Tau Day is also silly, especially since τ unnecessarily complicates the calculation of the area of a circle.

Today is NOT “Pi Day”

pidayIt may officially be Pi Day, but that doesn’t make it right1. The 14th of March is perhaps the least educational date we could pick for Pi Day. True, π=3.14; and, true, today’s date is 3-14 (using nonsensical American notation). That tells us what π is, approximately, it does not teach us what π means. Continue reading “Today is NOT “Pi Day””

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