It's Tau Day – So, What the Heck's That and What Happened to Pi?
I’m not a mathematician, but here’s what I learned, “Tau Day is an annual celebration of the circle constant τ = 6.283185, which takes place every June 28 (6/28 in the American calendar system).” You may be wondering what happened to pi … some people don’t believe in pi!
To mark the day, Naomi Parkhurst of String Geekery encoded 628 as charts for lace knitting, knitted cables, and a grid for use in any craft!
Here’s the lace:
For the rest of the charts, visit her site, String Geekery.