[swift-evolution] protocol-oriented integers (take 2)

Stephen Canon scanon at apple.com
Fri Jan 27 08:14:45 CST 2017


The bitwise stuff isn't on ArithMETic | ARITHmetic | Number | whatever.

> On Jan 27, 2017, at 9:13 AM, T.J. Usiyan via swift-evolution <swift-evolution at swift.org> wrote:
> 
> Regarding `Number` or `Numeric`: Does everything in Arithmetic apply to complex numbers and do we want it to? The bitwise stuff is where I think that there might be a mismatch.
> 
> On Thu, Jan 26, 2017 at 2:26 PM, Dave Abrahams via swift-evolution <swift-evolution at swift.org <mailto:swift-evolution at swift.org>> wrote:
> 
> on Sun Jan 15 2017, Stephen Canon <swift-evolution at swift.org <mailto:swift-evolution at swift.org>> wrote:
> 
> > Responding to the thread in general here, not so much any specific email:
> >
> > “Arithmetic” at present is not a mathematically-precise concept, and
> > it may be a mistake to make it be one[1]; it’s a
> > mathematically-slightly-fuzzy “number” protocol.
> 
> 
> In that case, should we consider renaming it to “Numeric” or even
> “Number?”  That would at least remove the question about how to
> pronounce it.
> 
> 
> --
> -Dave
> 
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