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Abs
Abs[
z
] gives the absolute value of the real or complex number z.
For complex numbers  , Abs[
z
] gives the modulus  .
Abs[
z
] is left unevaluated if z is not a numeric quantity.
See the Mathematica book: Section 1.1.3, Section 1.1.5, Section 3.2.2, Section 3.2.2.
See also: Re, Im, Arg, Mod, ComplexExpand.
Further Examples
The absolute value (or modulus) of a complex number z is the distance from z to the origin.
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THIS IS DOCUMENTATION FOR AN OBSOLETE PRODUCT. SEE THE DOCUMENTATION CENTER FOR THE LATEST INFORMATION. | | | |
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