> Namens Marshall Lochbaum
> Verzonden: vrijdag 11 oktober 2019 17:07
(...)
> J's implementation seems to be an attempt to follow the XAPL standard
> (ISO/IEC 13751:2001), which is not freely available. The standard is
> ambiguous, since it uses the undefined terms "fractional-parts" and
> "nearer". It's unclear whether these should be subject to comparison
> tolerance, and it looks like the documentation and implementation have
> interpreted it two different ways.
> 
> I think that the fully tolerant interpretation used in documentation is 
> slightly
> better, but I consider XAPL's definition to be borderline nonsensical in 
> either
> case. As a Dyalog APL implementer I have done some work on designing a
> better specification which I'd be happy to share.

I would be happy to read it.


R.E. Boss
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

Reply via email to