Re: Support for non-unique process labels?
Peer Stritzinger <[email protected]>
| Newsgroups | gmane.comp.lang.erlang.general |
|---|---|
| Message-ID | <[email protected]> |
> On 10. May 2021, at 11:37, Nicolas Martyanoff <[email protected]> wrote: > >> >> There are proposals to change that. However it is not true that Erlang do >> not support NaNs, it "support" them, but only sNaNs while not supporting >> qNaNs like other languages. > No it does not. There is no representation for a NaN or infinite value, > and there is no way to control the result of IEEE.754 invalid operations > (since Erlang chose to only signal errors, which is incredibly > unpractical for various numerical computations). Thats what the “s” in “sNaNs” mean its signalling a error. Whats missing is qNaNs .. “q” for quiet but people who miss them are working on that. > And there is no > difference between -0.0 and +0.0. I’m not aware that Erlang does mishandle -0.0 and +0.0 what do you mean? -- Peer