Index

Contents

Acknowledgements   iv

1  Universal Machines   1

2  The Blue Pig   3

3  Prolific Piglets: Computers everywhere   6

4  A World Out of Control   10

5  Babbage: A 'Difference Engine' that madt difference?   13

6  The Analytical Engine   19

7  Accidental Information   24

8  Information on the Masses   29

9  The Spur of War   36

10 Zuse in Nazi Germany   38

11 American Speed   48

12 Turing in Secret Britain   56

13 Foundations Shaken   63

14 Mathematics: Truth or game?   66

15 Crisis Looms   72

16 Turing and the Decision Problem   76

17 Government Codes   90

18 The Computer   100

19 Minding the Gap: Many universal machines   106

20 Cold War Minds   119

21 Materialisation   124

Further Reading   133