I'd go with 
https://julia.readthedocs.org/en/latest/manual/types/#singleton-types ?

On Tuesday, April 21, 2015 at 12:13:03 PM UTC-5, Tamas Papp wrote:
>
> I think it is implied that you can do this: there are quite a few 
> examples in the manual, eg 
> https://julia.readthedocs.org/en/latest/manual/types/#value-types 
>
> Best, 
>
> Tamas 
>
> On Tue, Apr 21 2015, Scott Jones <scott.paul.jo...@gmail.com> wrote: 
>
> > Ah, thanks for the *very* quick reply.  That’s quite useful. 
> > Did I somehow miss the explanation in the documentation (of 0.4), or 
> does 
> > that need to be added to the documentation of methods? 
> > 
> > Thanks, 
> > Scott 
> > 
> > On Tuesday, April 21, 2015 at 11:41:45 AM UTC-4, Stefan Karpinski wrote: 
> >> 
> >> It means that the argument doesn't get a local name but the method is 
> only 
> >> called if the argument in that position matches the type on the RHS of 
> the 
> >> :: 
> >> 
> >> On Tue, Apr 21, 2015 at 11:37 AM, Scott Jones <scott.pa...@gmail.com 
> >> <javascript:>> wrote: 
> >> 
> >>> Just what does it mean, if there is a type but no formal parameter 
> name, 
> >>> in a function definition? 
> >>> I tried to find it in the documentation, but nothing came up... 
> >>> 
> >>> Thanks, 
> >>> Scott 
> >>> 
> >>> 
> >> 
>

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