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minus infinity

minus infinity in Technology


The most negative value, not necessarily or even usually the simple negation of plus infinity. In N bit twos-complement arithmetic, infinity is 2^(N-1) - 1 but minus infinity is -(2^(N-1)), not -(2^(N-1) - 1).

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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Historical Examples
  • If he has accomplished the feat of counting from minus infinity to zero, we shall be glad to hear from him again.

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