Mathematician:John Cedric Shepherdson

Mathematician
English mathematician who worked in ring theory and mathematical logic.

Co-designer (with ) of the Unlimited Register Machine, a refinement of the Turing machine.

Nationality
English

History

 * Born: 7 June 1926 in Huddersfield, Yorkshire, England
 * Died: 8 January 2015 in Bristol, England

Theorems and Definitions

 * Unlimited Register Machine

Publications

 * 1947: On the Addition of Elements of a Sequence
 * 1951: Inverses and Zero Divisors in Matrix Rings
 * 1951: Well-ordered Sub-series of General Series