smallest float number

[gabor]

On Thu, 2003-02-13 at 00:29, Mark McEahern wrote:
> [gabor]
> > is there an easy way to write the smallest float number?
> > 
> > i just don't want to use things like
> > a = -100000000000000000000.0
> 
> does something like this help:
> 
> start = 10.0
> divide_by = 10.0
> 
> while start != 0:
>   start = start / divide_by
>   print start
:)

but:

sorry, maybe i wasn't clear:
i want the negativest float.... something like minus-infinity

like the "largest*(-1.0)"...

gabor