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help for ^digamma^                                           (STB-45: dm60)
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Digamma function
----------------

	^digamma^ varname [^if^] [^in^], ^g^enerate^(^newvar^)^
        ^digami^ #

Description
-----------

^digamma^ provides a numeric approximation to the derivative of the log-gamma
function. Digamma values are calculated for every value listed in the variable
listed after the command.

^digami^ is the immediate form of ^digamma^. The user inputs a number after the
command; the formatted calculated value is displayed directly underneath.


Required option for digamma
---------------------------

^generate(^varname^)^ is used by the user to name a new variable containing 
    the digamma values.


Author
------

       Joseph Hilbe
       Arizona State University
       hilbe@@asu.edu


Also see
--------

       STB:  dm60 (STB-45) 
   On-line:  ^help^ for @functions@