[Octave-bug-tracker] [bug #35680] mod97 incorrect result

[anonymous]

URL:
  <http://savannah.gnu.org/bugs/?35680>

                 Summary: mod97 incorrect result
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Qui 01 Mar 2012 16:21:20 UTC
                Category: Interpreter
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 3.2.4
        Operating System: Microsoft Windows

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Details:

I've found an error when computing mod97.

FORMULA: 98 - mod(data, 97)

EXAMPLE: 98 - mod(60392010507000000, 97)
OCTAVE ANSWER: 50

But it should be 47, not 50! overflow?

I think the mod() formula should launch a warning or something else to
indicate problem.




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