LN
Applies to: 
Calculated column
Calculated table
Measure
Visual calculation
Returns the natural logarithm of a number. Natural logarithms are based on the constant e (2.71828182845904).
Syntax
LN(<number>)
Parameters
| Term | Definition |
|---|---|
number |
The positive number for which you want the natural logarithm. |
Return value
A decimal number.
Remarks
LN is the inverse of the EXP function.
Example
The following example returns the natural logarithm of the number in the column, [Values].
= LN([Values])