[Python-Dev] Revised decimal type PEP

[Moshe Zadka]

[Marc]
> Decimals are just a different way of displaying Rationals and
> depending on their preset precision show a different behaviour
> in numeric operations.

[Guido]
> Not necessarily.  If decimals are used for (in-memory) representation,
> they can't represent all rationals.

Different definitions of decimals? Marc was thinking repeating decimals,
if I understood him correctly.
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