Download Alan Turing: The Enigma: The Book That Inspired the Film by Andrew Hodges PDF

By Andrew Hodges

It is just a moderate exaggeration to assert that the British mathematician Alan Turing (1912-1954) kept the Allies from the Nazis, invented the pc and synthetic intelligence, and expected homosexual liberation through decades--all earlier than his suicide at age 41. This long island instances bestselling biography of the founding father of machine technological know-how, with a brand new preface by means of the writer that addresses Turing’s royal pardon in 2013, is the definitive account of a unprecedented brain and life.
taking pictures either the internal and outer drama of Turing’s lifestyles, Andrew Hodges tells how Turing’s innovative notion of 1936--the notion of a common machine--laid the basis for the trendy machine and the way Turing introduced the assumption to functional cognizance in 1945 along with his digital layout. The booklet additionally tells how this paintings used to be at once concerning Turing’s major position in breaking the German Enigma ciphers in the course of international battle II, a systematic triumph that used to be severe to Allied victory within the Atlantic. whilst, this can be the tragic account of a guy who, regardless of his wartime carrier, was once finally arrested, stripped of his safeguard clearance, and compelled to endure a humiliating therapy program--all for attempting to dwell in truth in a society that outlined homosexuality as a crime.
The suggestion for a massive movie starring Benedict Cumberbatch and Keira Knightley, Alan Turing: The Enigma is a gripping tale of arithmetic, pcs, cryptography, and gay persecution.

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Extra resources for Alan Turing: The Enigma: The Book That Inspired the Film "The Imitation Game"

Sample text

This fundamental perception could now be asserted with even greater confidence. He came to the ideas of 1936 with an unusual knowledge of quantum mechanics, and this is now a more interesting connection, for since the mid-1980s quantum computing and quantum cryptography have become important extensions of Turing’s ideas. Likewise, the renewed interest in quantum mechanics in Turing’s last year, whose significance was correctly signalled with a supersized footnote (p. 645) could now be linked more closely with his 1950 and 1951 arguments about computers and minds.

The pardon captured the public imagination and was received with elation as a fairy-story Christmas present. But its principle was x x iv Alan T ur ing: T h e Enigma less elevated: it conceded the plea made in Turing’s defence at his trial in 1952, that he was a national asset. It was an act of pulling rank which, in 1952, Hugh Alexander’s advocacy had not been able to achieve, but sixty years later, dressed up with the formal magic of monarchy, was widely applauded. Queen Elizabeth’s reign had begun with Turing’s arrest, giving extra piquancy to the medieval language of the Royal Pardon, but those unfamiliar with the decorative aspects of the British constitution should appreciate that this was simply an executive action by the government.

It was not a place for affection or attention. The Esp r it de Co r p s 7 Crawfords moved to Dublin in 1891, where Ethel dutifully went to school each day on the horsebus, crushed by a regimen that permitted her a mean threepence for lunch. At seventeen, she was transferred to Cheltenham Ladies College, ‘to get rid of her brogue,’ and there she endured the legendary Miss Beale and Miss Buss, and the indignity of being the Irish product of the railway and the bank among the offspring of the English gentry.

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