Happy pi day! Today we think of pi as the ratio of a circle's circumference to its diameter (3.14...). But in the olden days (and even today) some people thought pi should be the ratio of a circle's radius to its diameter (6.28...), Today, that symbol is called tau, and in some cases, it makes for cleaner looking equations. 3Blue1Brown made a fun video about the "seminal moments when pi became the standard."
Another reason to celebrate pi day - the Raspberry Pi Foundation announced the release of the Raspberry Pi 3 Model B+, a significant update to the amazing little $35 Linux computer:
One of my all time favorite singers.
Vi Hart (previously) is the fast-talking, doodling, hyper-charming mathematical vlogger whose Pi Day videos are consistently the best of the season, even when she’s pooping on Pi, she always manages to fascinate and delight.
For nearly a year, Jessica Leigh Clark-Bojin (aka @ThePieous) has delighted us with her nerdy, fannish pies and other baked goods, and now she’s announced an ebook on “pie-modding” (“modifying pre-made desserts to create epic, edible works of art”): Pie Modding: Pies Are Awesome Vol 1, which you can pre-order for $2.97.
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