Two interoperable implementations rule

Mike Shaver mike.shaver at
Mon Jul 14 13:46:37 PDT 2008

On Mon, Jul 14, 2008 at 4:37 PM, Mike Cowlishaw <MFC at> wrote:
> (The decNumber code is quite stable, for example -- averaging fewer than one
> detected bug/year since its first release in 2001, is used in numerous IBM,
> SAP, and other vendors' products, and is part of the verification suite for
>, PowerPC, and IBM mainframe hardware.)

I have no doubt; it's more whether the spec is sufficiently detailed
and clear that someone can work from it and produce an interoperable
implementation without using the same software impl.  Otherwise the
spec can just include the decNumber source in an appendix, I guess. :)


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