Introduction to One-to-One Functions

“Can a politician punish the press for getting something wrong?” In 1960, The New York Times ran a full-page ad supporting the civil rights movement. It was called “Heed Their Rising Voices.” And yes — some details were wrong. Then L.B. Sullivan, a Montgomery, Alabama city commissioner who supervised the police, sued for libel. The ad didn’t even name him. But an Alabama jury awarded him $500,000 — a massive judgment meant to send a message. His case went all the way to the Supreme Court. And in