The annual celebration of the mathematical constant! .
Jim_S Super Moderator SUPER Site Supporter Gold Site Supporter Mar 14, 2020 #1 The annual celebration of the mathematical constant! . Attachments A34BABFD-32B8-45B4-9C9C-68462B80B45E.jpg 25.2 KB · Views: 2,247 C641E7B8-16B8-47AE-8BA4-9F4852EF089D.jpeg 53.5 KB · Views: 2,257 1B206620-8CCF-4703-8B0E-877B0B78FC1B.jpeg 64.4 KB · Views: 2,244