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Here is a book published in 2015 with logarithms in it: http://www.amazon.com/Plane-Spherical-Trigonometry-Four-Place-Logarithms/dp/1505945224/ref=sr_1_9?s=books&ie=UTF8&qid=1428446107&sr=1-9&keywords=table+of+logarithms


3

Logarithmic tables and logarithmic slide rules generally disappear in the late 70th and early 80th, with the spread of cheap portable electronic calculators. Also computation with logarithms disappear from the school curriculum. One cannot say however exactly when the last set of tables was published. Some very similar tables are STILL in print. I mean the ...


0

As Andrew Hodges, the author of the authoritative Turing biography The Enigma reports, "the main serious source for this type of claim comes from a talk given at Cambridge in 1993 by Sir Harry Hinsley, the official historian of British Intelligence in WW2": Now the question remains how much did it shorten the war, leaving aside the contribution made to ...


5

The very breaking of Enigma - by Turing et al using Bombe and also by pinching of the German Naval codebooks - gave the British a blind spot that did nearly cost them the war. That blind spot was that German Naval Intelligence had broken the British Merchant Marine codes in 1938-9 and was reading transmissions using that code into 1944. The British never ...


-6

The premise of the question is incorrect, in that the Enigma was never "cracked". If you read "The Hut Six Story" by Gordon Welchman, you will find that Enigma messages could only be translated when operators made errors such as using the same key repeatedly or repeated use of the same base codes ("discriminants"). When the Enigma was used correctly it was ...



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