ABSOLUTEVALUE

Absolute value

In mathematics, the absolute value of a real number  is the non-negative value of  without regard to its sign. Namely, for a positive , for a negative , and . For example, the absolute value of 3 is 3, and the absolute value of −3 is also 3. The absolute value of a number may be thought of as its distance from zero.

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absolute value

Noun

  1. For a real number, its numerical value without regard to its sign; formally, -1 times the number if the number is negative, and the number unmodified if it is zero or positive; the distance of a quantity from zero on a number line.
  2. For a complex number, the square root of the sum of the squares of its real and imaginary parts.


The above text is a snippet from Wiktionary: absolute value
and as such is available under the Creative Commons Attribution/Share-Alike License.

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