Is '*args' useful in this example code?

[Robert]

On Monday, January 4, 2016 at 10:28:31 PM UTC-5, Ben Finney wrote:
> Robert <.com> writes:
> 
> > On Monday, January 4, 2016 at 9:26:47 PM UTC-5, Ben Finney wrote:
> > > Can you show example code that you would expect, and specifically what about
> > > the actual code doesn't match what you expect?
> >
> > Excuse me for the incomplete info previously. 
> > If I call it with 
> > a = f(3) 
> > the result is 12.
> 
> Can you show a *very* simple example of the 'f' you're talking about?
> Contrive a new one, make it behave the same way while keeping it very
> short, and once you have that, put that code in your message.
> 
> With an actual function to examine it will be much easier to know where
> the confusion lies.
> 
> -- 
>  \       "When a well-packaged web of lies has been sold to the masses |
>   `\    over generations, the truth will seem utterly preposterous and |
> _o__)                    its speaker a raving lunatic." --Dresden James |
> Ben Finney

Excuse me, Ben. I forgot to add the f function. It is as below:
@logged
def f(x):
   """does some math"""
   return x + x * x
   
a = f(3)      
 
My problem has been solved after all of your helpful posts. Thanks.