Re: TZF - Calculating

Pierre,

Nothing is wrong.
Have a look at
http://www.bancoems.com/CompLangPascalDelphiMisc-MiniFAQ.htm#Q3

which discusses floating point accuracy.

Cheers,

Chris

----- Original Message ----- 
From: "Pierre Wittwer" <[email protected]>
To: <[email protected]>
Sent: Tuesday, September 09, 2003 12:44 AM
Subject: TZF - Calculating


> Hi Topaz-users (or Delphi-users),
>
> I have a simple question. I have to convert a string into a
real.e.g.
> s = '3.10'  and r is the real.
> Using Val(s,r,code) I get the real as r =
3.09999999999854......instead of
> 3.10
> Using the SReal of Topaz I get the correct  '3.10' in the string.
But for
> calculating I need the real r
> What is wrong?  Thank you for your help
>
>
> Pierre Wittwer
> CH Stans
>

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