From: "SB (Serguei Beloussov)" cal > To: jeffrey E. <jeevacation@gmail.com> Subject: one fun project I do Date: Fri, 19 Jan 2018 13:24:55 +0000 Attachments: N+1_inv.pdf Done by linguistic and math experts, and rapidly becoming leading source in the languages where present. Jfyi, this is not really business, just fun and good thing to do. EFTA00908786