[Haskell-cafe] Non-integer part of a Double

[Henning Thielemann]

On Thu, 2 Nov 2006, Sebastian Sylvan wrote:

> On 11/2/06, Maurí­cio <briqueabraque at yahoo.com> wrote:
> >    Hi,
> > 
> >    Is there a function to get that? I'm using
> > 
> > \x -> x - fromIntegral(floor x)
> > 
> > since I was not able to find something better, but I guess I have missed
> > something in the standard library since there are functions with similar
> > funcionality.
> 
> How about
> frac :: RealFrac a => a -> a
> frac = snd . properFraction

However, this leaves the type of the integral part unspecified.