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absolute value

[ ab-suh-loot val-yoo ]

noun

, Mathematics.
  1. Also called nu·mer·i·cal val·ue [noo-, mer, -i-k, uh, l , val, -yoo, nyoo-]. 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 equal to 3.
  2. the square root of the sum of the squares of the real and imaginary parts of a given complex number, as |a + b i | is equal to .


absolute value

noun

  1. the positive real number equal to a given real but disregarding its sign. Written | x |. Where r is positive, | r | = r = | – r |
  2. Also calledmodulus a measure of the magnitude of a complex number, represented by the length of a line in the Argand diagram: | x + i y | = √( x ² + y ²), so | 4 + 3i | = 5
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

absolute value

  1. The value of a number without regard to its sign. For example, the absolute value of +3 (written ‖+3‖) and the absolute value of −3 (written ‖−3‖) are both 3.
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Word History and Origins

Origin of absolute value1

First recorded in 1905–10
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Example Sentences

In his annual letter to investors, the outspoken venture capitalist wrote about how rising interest rates caused “absolute value destruction” among money-losing start-ups, like the ones he had invested in.

“Oh, really? Well, if x is greater than or equal to zero, then x to the fourth power minus six times x squared plus nine equals the absolute value of x squared minus three.”

Alberto Múnera, a theology professor and Jesuit priest at the Pontifical Xavierian University in Bogotá, lectures his students on the “exceptions” to the “absolute value of human life” in church teaching.

However, China’s transaction volume with illicit addresses has fallen drastically over the two-year period in terms of absolute value and relative to other countries, Chainalysis said.

From Reuters

From the standpoint of the absolute value of secularism, “it doesn’t conform to his obligation to be neutral,” Ms. Lorcerie said.

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absolute unitabsolute viscosity