HP 3000 Manuals

LOG Function [ HP COBOL II/XL Reference Manual ] MPE/iX 5.0 Documentation


HP COBOL II/XL Reference Manual

LOG Function 

The LOG function returns a numeric value that is the logarithm to the
base e (natural log) of parameter-1.  The function type is numeric.

Syntax 

     FUNCTION LOG (parameter-1)

Parameters 

parameter-1           Must be class numeric and greater than zero.

Return Value 

The value returned is the approximation of the logarithm to the base e of
parameter-1.

Example 

     77  NUM-LOG    PIC 9(3)V9(5) VALUE ZERO.
           :
     COMPUTE NUM-LOG = FUNCTION LOG (10).
     DISPLAY NUM-LOG.

The above example displays the following:

     002.30258



MPE/iX 5.0 Documentation