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LN, LN-1

 
 
LN 
 
 
Purpose:
To find the natural logarithm of an expression.
 
Format:
LN( expression )
 
Example:
10
VAR1 = LN( IN1 )
 
 
LN-1 (T3000 only)
 
Purpose:     To find the inverse natural logarithm of an expression.
 
Format:     LN-1( expression )
 
Example:     10 VAR2 = LN-1( VAR1 )