LN Function

Returns the natural logarithm of a number. Natural logarithms are based on the constant e (2.71828182845904).

LN(<number>)

Term

Definition

number

The positive number for which you want the natural logarithm.

A decimal number.

LN is the inverse of the EXP function.

The following example returns the natural logarithm of the number in the column, [Values].

=LN([Values])

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