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FilledSmallSquareI represents the imaginary unit .

FilledSmallSquare Numbers containing I are converted to the type Complex.

FilledSmallSquareI can be entered in StandardForm and InputForm as , AliasIndicatoriiAliasIndicator or \[ImaginaryI].

FilledSmallSquare, AliasIndicatorjjAliasIndicator and \[ImaginaryJ] can also be used.

FilledSmallSquare In StandardForm and TraditionalForm, I is output as .

FilledSmallSquare See The Mathematica Book: Section 1.1.3, Section 1.1.5 and Section 3.2.8.

FilledSmallSquare See also: Re, Im, ComplexExpand, GaussianIntegers.

Further Examples