Bombes, Cribs and Colossi
R.O. Gandy, 26 May 1994
Codebreakers: The Inside Story of Bletchley Park
edited by F.H. Hinsley and Alan Stripp.
Oxford, 321 pp., £17.95, August 1993,0 19 820327 6 Show More
edited by F.H. Hinsley and Alan Stripp.
Oxford, 321 pp., £17.95, August 1993,
“... be trivial but not difficult enough to cause a nervous breakdown.’ For this and other methods, Alan Turing developed a highly original form of statistical theory which made it easy to calculate the relative weight of evidence supporting various hypotheses. The most fruitful tool for code-breaking was a ‘crib’: a piece of clear text believed to ... ”