[Octave-bug-tracker] [bug #63654] sign of arg() of complex number depends on vector orientation

[Georg Wiora]

URL:
  <https://savannah.gnu.org/bugs/?63654>

                 Summary: sign of arg() of complex number depends on vector
orientation
                 Project: GNU Octave
               Submitter: gwiora
               Submitted: Fri 13 Jan 2023 03:52:22 PM CET
                Category: Octave Function
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: gwiora
        Originator Email: 
             Open/Closed: Open
                 Release: 7.3.0
         Discussion Lock: Any
        Operating System: Microsoft Windows
           Fixed Release: None
         Planned Release: None


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Follow-up Comments:


-------------------------------------------------------
Date: Fri 13 Jan 2023 03:52:22 PM CET By: Georg Wiora <gwiora>
In my opinion the two calls to arg() with a complex number as argument should
produce the same result:

test = linspace(-1,10,10) + i;
arg(test)
arg(test')


This is not the case. The sign of the result depends on array orientation. I
think this is a (very annoying) bug.







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