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])

Related content

• Math and Trig functions
• EXP function