[Cfp-interest] DFP: binary -> non-decimal

Jim Thomas jaswthomas at sbcglobal.net
Tue Dec 4 09:38:01 PST 2012


On Dec 3, 2012, at 4:04 PM, Fred J. Tydeman wrote:

> In section 9.4 (PDF page 14), there is around line 20:
> 
> calling existing libraries written for binary floating point arithmetic, 
> 
> Seems it would be more general to say
> 
> calling existing libraries written for non-decimal floating point arithmetic, 
> 
> I am thinking of IBM S/360 Hex FP.

It does say "… are likely to occur …", so I don't think the current words are wrong, but I wouldn't object if most prefer the change.

> 
> PDF page 38 in Table 2 has:
> exact conversion from binary floating type
> inexact conversion from binary floating type
> 
> Should 'binary' there also be changed to 'non-decimal'

Yes.

-Jim

> 
> ---
> Fred J. Tydeman        Tydeman Consulting
> tydeman at tybor.com      Testing, numerics, programming
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