Returns the natural logarithm of a complex number.
Syntax:
IMLN(complexnumber)
complexnumber is text representing a complex number, for example as a+bi or a+bj.
IMLN returns the natural logarithm of complexnumber as text.
Example:
IMLN("1+2i")
returns 0.80471895621705+1.10714871779409i as text.