link | advertising, math, pressure_screen, theory | Sat Jan 13 11:26:13 EST 2024 link | math, propaganda | Thu Sep 22 10:30:11 EDT 2022 link | math, propaganda | Thu Sep 22 10:29:58 EDT 2022 link | math, propaganda, uncle_sam | Tue Aug 16 20:41:45 EDT 2022 link | math, philip_bump, primes, theory | Mon Feb 18 17:52:24 CST 2013 link | math, theory | Fri Aug 17 10:11:09 CDT 2012 link | geometry, math, theory | Tue Aug 14 18:57:00 CDT 2012 link | jason_davies, math, primes, spirals | Wed Jul 25 08:00:07 CDT 2012