Re: Floating point error

• Date: Wed, 13 Mar 1996 13:44:44 PST
• From:
  Kipp the Kidd <mcmudge@mailbox.syr.edu>
• Content-Type: text/plain; charset="us-ascii"

At 01:43 AM 3/13/96 PST, Mark R. Bowyer wrote:
>
>
>> It appears that there's a problem with floating point in 1.8.0p1...
>> On a MOO running 1.8.0beta3 and on another running beta2:
>> ;1.6
>> => 1.6
>> On a MOO running 1.8.0p1 and on ANOTHER running p1:
>> ;1.6
>> => 1.6000000000000001
>
>Your floating point errors, as previously discussed  in MOO-Cows, are far
more likely to be due to your maths library and your host 
>than to the MOO server itself.  That's why you get different results on 
>different machines.  It works perfectly under Solaris 2.3 and 2.5, BTW.
>
>Pavel can't be blamed for the condition of libm on your system.  Not really
much 
>*you* can do about it either, I'm afraid, unless you can patch/upgrade your 
>host.
>
>Maybe we should compile a list over MOO-Cows of which revs of which OSs have 
>these FP resolution problems?  Maybe someone would like to write a patch to do 
>rounding to 5dp or something in the builtins to try to aleviate this?

My computer does this too...  I want a patch!  It didn't do this in beta2...

- Kipp
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• Floating point is like that... (was Re: Floating point error)
• From: tom@mvision.com (Tom Ritchford)

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