absolute value
- the magnitude of a real number, disregarding its positive or negative sign: the absolute value of -4 or +4, written |-4| or |+4|, is 4
- the magnitude of a complex number; modulus
See absolute value in American Heritage Dictionary 4
noun- The numerical value of a real number without regard to its sign. For example, the absolute value of -4 (written |-4|) is 4. Also called numerical value.
- The modulus of a complex number, equal to the square root of the sum of the squares of the real and imaginary parts of the number.
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