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Disappearing Cryptography, 3rd Edition
book

Disappearing Cryptography, 3rd Edition

by Peter Wayner
June 2009
Intermediate to advanced
456 pages
13h 25m
English
Morgan Kaufmann
Content preview from Disappearing Cryptography, 3rd Edition

Chapter 3. Error Correction

3.1. Close but No Cigar

  1. Speedwalking.
  2. America OnLine, CompuServe and Prodigy.
  3. Veggie burgers.
  4. Using a Stairmaster.
  5. Winning the Wild Card pennant.
  6. Driving 55 mph.
  7. Living in suburbia.
  8. New Year's Resolutions.
  9. Lists as poetry.
  10. Lists as a simple way to give structure to humor.
  11. Cigarettes.

3.2. Correcting Errors

The theory of computers rests on an immutable foundation: a bit is either on (“1”) or off (“0”). Underneath this foundation, however, is the normal, slightly random, slightly chaotic world in which humans spend their time. Just as the sun is sometimes a bit brighter than usual and sometimes it rains for a week straight, the physics that govern computer hardware are a bit more random. Sometimes the spot on the ...

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Publisher Resources

ISBN: 9780123744791