George Duke wrote on Sat, Mar 14, 2015 03:25 PM UTC:
It should be mentioned in CVP that Saturday/Saturn-day is Pi Day, once in a lifetime: 3.14.15.
The only mention of pi in the Moralities is by the pleiad Maia (of Bishop, mercury, vulture and so on) in the number XX one:
http://www.chessvariants.org/index/msdisplay.php?itemid=MPxx:pleiadicdia.
Actually it'll work better next year won't it, so twice in a lifetime --
http://www.geom.uiuc.edu/~huberty/math5337/groupe/digits.html.