IMLN Function in Excel returns the Natural Logarithm of a supplied complex number.
The Natural Logarithm of a complex number z = x + iy is calculated by the equation,
Syntax of IMLN Function in Excel
IMLN( inumber )
Where inumber argument is a Complex Number.
Example of IMLN Function in Excel
Formula
- From Row number 2 to 5 IMLN Function takes up complex number as a reference
- In row number 6 IMLN Function takes up complex number(imaginary component) as a value which should be enclosed in double quotes
- In row number 7 IMLN Function takes up real component as a value.
Result
NOTE: #NUM! – Error occurs if,
- supplied inumber argument is not recognized as a complex number.