Re: [math-fun] The NRA computes pi ??

According to this letter published in the Notices of the AMS, www.ams.org/notices/200706/tx070600693p.pdf an AK-47 bullet can penetrate 4-5/32 inches into a stack of Notices.   --  Gene

________________________________ From: Henry Baker <hbaker1@pipeline.com> To: math-fun@mailman.xmission.com Sent: Thursday, April 17, 2014 8:05 AM Subject: [math-fun] The NRA computes pi ??

FYI --

http://arxiv.org/abs/1404.1499