[Octave-bug-tracker] [bug #55615] The conjugation function computes wrong results for tf models

[anonymous]

URL:
  <https://savannah.gnu.org/bugs/?55615>

                 Summary: The conjugation function computes wrong results for
tf models
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Thu 31 Jan 2019 08:33:14 AM UTC
                Category: Octave Forge Package
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: Andreas Varga
        Originator Email: address@hidden
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 4.4.1
        Operating System: Microsoft Windows

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Details:


s = tf('s') 
s'          % wrong s
tf(ss(s)')  % correct -s
z = tf('z',1)
z'          % wrong  0 z + 1
tf(ss(z)')  % correct 1/z






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