Alonzo Church, 92, Theorist Of the Limits of Mathematics (Published 1995)

Alonzo Church, an eminent contributor to mathematical logic and teacher of a generation of American logicians, died in Hudson, Ohio, on Aug. 11. He was 92. Dr. Church's principal achievements lay in extending the work of Kurt Godel on the foundations of mathematics in a direction that bears on modern philosophy and on computer science. "If you ask who is the greatest logician of this century, no q