Whats up with KCalc?

[Igor Robul]

Parv wrote:

>in message <ef10de9a05071203165b346ce1 at mail.gmail.com>,
>  
>
>Well, did you try any other calculating software?  grpn, perl, and
>dc gave me 46(.00000...) even after asking for a result upto 20
>digits.
>
>Here is a naive guess: kcalc stores the number in such a way that it
>causes the abnormality as above(?).
>  
>
I have checked KCalc on Mandrake Linux 10.1 (different version of KDE) 
and it gives correct result.