Stefan Krah added the comment:
Mauricio de Alencar <rep...@bugs.python.org> wrote:
>
> Mauricio de Alencar added the comment:
>
> "Digits after the decimal mark" is not the same as "significant digits".
> See https://en.wikipedia.org/wiki/Significant_figures
>
> If I have a list of numbers [256.2, 1.3, 0.5] that have 3 significant digits
> each, I would like to have them displayed as:
> ['256', '1.30', '0.500']
You need to stop lecturing. The above sentence you wrote directly contradicts
the Wikipedia link you have thrown at us. And yes, thank you, we do know what
significant figures are.
FYI, the Python implementation of decimal, the C implementation of decimal
and decNumber are completely separate implementations of
http://speleotrove.com/decimal/decarith.html
by different authors and produce exactly the results that you criticize.
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<http://bugs.python.org/issue20502>
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