documentation purposes only and can be
omitted.  Next comes the name of the function, Dec2Base, and an opening
parenthesis.  (The function name must be exactly the same as the name at
the beginning of the line, and the parentheses must be present even if the
function takes no arguments.)  Next are the arguments, separated by commas.
Take the first argument:

<pre>
in n as integer
</pre>

This specifies three pieces of information: that the argument is an "in"
argument, it is named "n," and it is