Returns the natural logarithm of a number, based on the constant e. Natural logarithms are frequently used to calculate the rate of growth.
This function is the inverse of the EXP function, which raises e to the nth power.
- x: Number to return the natural logarithm for
|Input Format||Output Format|
The function uses the following arguments:
- x: Number: Numeric line item, property, or expression
The function has the following constraints:
- LN can only be used with positive numbers
In the example below, the line item LN natural log e shows the result of the formula: