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FilledSmallSquareIm[z] gives the imaginary part of the complex number z.

FilledSmallSquareIm[expr] is left unevaluated if expr is not a numeric quantity.

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

FilledSmallSquare See also: Re, Abs, Arg, ComplexExpand.

Further Examples