[Octave-bug-tracker] [bug #62412] integral gives consistent inaccurate result for improper integral to inf

[anonymous]

URL:
  <https://savannah.gnu.org/bugs/?62412>

                 Summary: integral gives consistent inaccurate result for
improper integral to inf
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Wed 04 May 2022 02:31:12 PM UTC
                Category: Octave Function
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: None
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
                 Release: 6.2.0
         Discussion Lock: Any
        Operating System: Microsoft Windows

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Details:

The commands
>> format long % Display lots of digits
>> f = @(t) -1./t.^1.1;
>> integral(f,1,inf)

should return 10 but returns 9.784... .  Changing error tolerances does not
help.  







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