12 Jul
2018
12 Jul
'18
6:29 a.m.
Enjoy: https://jjj.de/tmp-math-fun/ This one is on the (3.4.6.4)-grid (aka, apparently: "Rhombitrihexagonal tiling", see https://en.wikipedia.org/wiki/Rhombitrihexagonal_tiling ) Best regards, jj