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IndeterminateSign

Abs

FilledSmallSquareAbs[z] gives the absolute value of the real or complex number z.

FilledSmallSquare For complex numbers , Abs[z] gives the modulus .

FilledSmallSquareAbs[z] is left unevaluated if z is not a numeric quantity.

FilledSmallSquare See The Mathematica Book: Section 1.1.3, Section 1.1.5, Section 3.2.2 and Section 3.2.2.

FilledSmallSquare See also: Re, Im, Arg, Mod, ComplexExpand.

Further Examples

IndeterminateSign