IMLN

Returns the natural logarithm of a complex number.

Syntax

IMLN(complex_number)

complex_number: Text representing a complex number. E.g. "2+3j"

Examples

Formula	Result
=IMLN("2+3j")	1.28247467873077+0.982793723247329j
=IMLN("1-4i")	1.4166066720281-1.32581766366803i
=IMLN("5j")	1.6094379124341+1.5707963267949j

Get a hands-on experience of the function in the embedded range below.

Possible Errors

Errors	Meaning
#N/A!	The function could not find the value it was asked to look for. Commonly occurs in VLOOKUP and similar functions.
#NAME!	The function name is incorrect or invalid. The given defined name (if any) is invalid. There is a typo in the defined name used in the function. Double quotes are missing for text values in the function. Colon missing in a cell range reference.
#VALUE!	The given argument's data type is incorrect or invalid. For example, the function =DATE(A1:A3) will return a #VALUE error when a text value is present in the range.
#REF!	The given cell reference is incorrect or invalid. This error may occur when a cell/range has been deleted, moved, or pasted over.

Similar Functions

COMPLEX
IMLOG10
IMLOG2
LN
LOG
LOG10

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