Absolute value topic
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In mathematics, the absolute value (or modulus) of a real number is its numerical value without regard to its sign. So, for example, 3 is the absolute value of both 3 and −3.
The absolute value of a number is denoted by In computer programming, the function used to perform this calculation is usually called abs.
Generalizations of the absolute value for real numbers occur in a wide variety of mathematical settings. For example an absolute value is also defined for the complex number, the...
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