Binary notation



noun
a number system having a base of two, numbers being expressed by sequences of the digits 0 and 1: used in computing, as 0 and 1 can be represented electrically as off and on
Historical Examples

Scientific American Supplement, No. 421, January 26, 1884 Various

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  • Binary number

    consisting of, indicating, or involving two. Mathematics. of or relating to a system of numerical notation to the base 2, in which each place of a number, expressed as 0 or 1, corresponds to a power of 2. The decimal number 58 appears as 111010 in binary notation, since 58 = 1 × 2 5 […]

  • Binary number system

    binary number system binary number system A method of representing numbers that has 2 as its base and uses only the digits 0 and 1. Each successive digit represents a power of 2. For example, 10011 represents (1 × 24) + (0 × 23) + (0 × 22) + (1 × 21) + (1 × […]



  • Binary package

    binary package software An archive file that contains all files and directories that must be installed in order to make a working installation of the program(s) included in the package, and the maintainer scripts necessary for the installation. A binary package is usually specific to a certain platform, in contrast to a source package. (2001-01-27)

  • Binary search

    binary search algorithm A search algorithm which repeatedly divides an ordered search space in half according to how the required (key) value compares with the middle element. The following pseudo-C routine performs a binary search return the index of the element of vector “thing[first..last]” equal to “target”: if (target thing[last]) return NOT_FOUND; while (first mid […]



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