Hello again

De la part de Renzo Zini
Envoyé : mercredi 24 avril 2013 15:58

> with the Windows calculator the result is
>
> 9151064444577189,6470588235294118

another point is: does the Windows calculator compute the right value?

You can have a greater precision by performing two divisions:

(a + b)/c = a/c + b/c

each having no underflow.

then :
55568095557812224 = 55568095557812200 + 24

-->155568095557812200/17
 ans  =
 
    9151064444577188.

-->24/17
 ans  =
 
    1.4117647058823530326066

so we can guess that
55568095557812224/17 = 9151064444577189.4117647...

so the Windows calculator gives a result, but it is false at the first
decimal...

Now: do you really need to have a precision of more than 16 digits?

This might be the case, especially if the error propagates.

In my field, I'm usually happy with 4 digits ;-)

-- 
Christophe Dang Ngoc Chan
Mechanical calculation engineer
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