Nassim Nicholas Taleb @nntaleb
A friend alerted me that this integral is tough (indeed I failed to convert to spherical coordinates). He certainly aimed at ruining my weekend & diverting me from my bicycling. PS- Don't know if the 10,000 hour rule works, but I am certain that the 10,000 integral does wonders. — PolitiTweet.org
積分bot @integralsbot
https://t.co/VIbG9wsckc
