absolute value of real number
1Absolute value — For the philosophical term, see Value (ethics). For the Akrobatik album, see Absolute Value (album). In mathematics, the absolute value (or modulus) |a| of a real number a is the numerical value of a without regard to its sign. So, for example,… …
2absolute value — Math. 1. the magnitude of a quantity, irrespective of sign; the distance of a quantity from zero. The absolute value of a number is symbolized by two vertical lines, as |3| or | 3| is 3. 2. the square root of the sum of the squares of the real… …
3absolute value — ab′solute val′ue n. 1) the magnitude of a quantity, irrespective of sign; the distance of a quantity from zero. The absolute value of a number is symbolized by two vertical lines, as |3| or |−3| is three 2) the square root of the sum of the… …
4absolute value — n. 1. 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] 2. the magnitude of a complex number; modulus …
5Absolute value (algebra) — In mathematics, an absolute value is a function which measures the size of elements in a field or integral domain. More precisely, if D is an integral domain, then an absolute value is any mapping | thinsp; sdot; thinsp;| from D to the real… …
6Real number — For the real numbers used in descriptive set theory, see Baire space (set theory). For the computing datatype, see Floating point number. A symbol of the set of real numbers …
7absolute value — noun a) 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. b) For a complex number, the …
8absolute value — noun Date: 1889 1. a nonnegative number equal in numerical value to a given real number 2. the positive square root of the sum of the squares of the real and imaginary parts of a complex number …
9absolute value — noun 1》 Mathematics the magnitude of a real number without regard to its sign. 2》 technical the actual magnitude of a numerical value or measurement, irrespective of its relation to other values …
10absolute value — noun a real number regardless of its sign • Syn: ↑numerical value • Hypernyms: ↑definite quantity • Hyponyms: ↑modulus …
