Log (Base 10 Logarithm); Lower - NUANCE OMNIFORM 2 REFERENCE FOR MACINTOSH Reference

Log (Base 10 Logarithm)

The Log function returns the common logarithm (base 10) of a number
or numeric expression. The number or numeric expression must be
greater than 0.
Usage Example
Log([num1])
If the field [num1] = 3
Then the calculation Log([num1]) returns 0.47712125
In the example below, the common logarithm is calculated using the Log
Value field and put in the Logarithm field.

Lower

The Lower function returns the lower case of a given string.
Usage Example
Lower([str1])
If the field [str1] = GOOD JOB
Then the calculation Lower([str1]) returns good job
In the example below, the Lower field displays the same information as
the Comment field but in lower case.
Functions
Using Calculations 9-19