Deaths of note from around the world:
Lars Hormander, 81: Swede who won the Fields Medal, often called the Nobel Prize of mathematics, for his groundbreaking work on partial differential equations, which has found broad applications across many branches of physics. Died Nov. 25 in Lund, Sweden.
Saul Steinberg, 73: One of the best-known corporate raiders of the 1980s, known for his lavish lifestyle. Died Friday at his home in Manhattan.