IMLN (natural logarithm of a complex number)

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IMLN (natural logarithm of a complex number)

Syntax:

IMLN(ComplexNumber)

Description:

Returns the natural logarithm (base e) of a complex number.

ComplexNumber must be a complex number in x+yi or x+yj format. Tip: Complex numbers can be created with the COMPLEX function.

Example:

IMLN("2+4i") returns 1.497866136777 + 1.10714871779409i

See also:

COMPLEX, IMEXP, IMLOG10, IMLOG2