CONTENTS
PART I BIOGRAPHY 1
- Life and work 3
Jack Copeland and Jonathan Bowen - The man with the terrible trousers 19
Sir John Dermot Turing - Meeting a genius 31
Peter Hilton - Crime and punishment 35
Jack Copeland
PART II THE UNIVERSAL MACHINE AND BEYOND 41
- A century of Turing 43
Stephen Wolfram - Turing’s great invention: the universal computing machine 49
Jack Copeland - Hilbert and his famous problem 57
Jack Copeland - Turing and the origins of digital computers 67
Brian Randell
PART III CODEBREAKER 77
- At Bletchley Park 79
Jack Copeland - The Enigma machine 85
Joel Greenberg - Breaking machines with a pencil 97
Mavis Batey