[math-fun] Math in the news: Soros & inverted square root

FYI -- Soros gets the prize for the most obscure reference: http://www.guardian.co.uk/business/2009/apr/07/george-soros-zombie-banks/pri... Soros said he does not expect the US economy to recover until next year at the earliest. "The recovery will look like an inverted square root sign," he said. "You hit bottom and you automatically rebound some, but then you don't come out of it in a V-shaped recovery or anything like that.