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Varieties of Correctness

  • Raymond Turner
Chapter

Abstract

When software does not work, does not conform to its speci_cation, it is said to be incorrect; it is said to contain mistakes or bugs. Some instances are infamous. Mistakes in the software controlling the radiation therapy machine Therac-25 had fatal consequences, mistakes in the guidance system software of Ariane 5 caused it to crash, and a mistake in AT&T’s software caused computer crashes.

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Copyright information

© Springer-Verlag GmbH Germany, part of Springer Nature 2018

Authors and Affiliations

  • Raymond Turner
    • 1
  1. 1.School of Computer Science & Electronic EngineeringUniversity of EssexColchesterUK

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