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\[ImaginaryI]\[Implies]

ImaginaryJ

ImaginaryJ \[ImaginaryJ]

FilledSmallSquare Alias: AliasIndicatorjjAliasIndicator.

FilledSmallSquare Letter-like form with built-in value.

FilledSmallSquare is interpreted by default as the symbol I, representing .

FilledSmallSquare Used in electrical engineering.

FilledSmallSquare See The Mathematica Book: Section 3.10.2 and Section 3.10.3.

FilledSmallSquare See also: \[ImaginaryI] , \[ExponentialE] .

\[ImaginaryI]\[Implies]