[Octave-bug-tracker] [bug #62048] acos and cos are giving different answers

[anonymous]

URL:
  <https://savannah.gnu.org/bugs/?62048>

                 Summary: acos and cos are giving different answers
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Sun 13 Feb 2022 03:24:53 PM UTC
                Category: Octave Function
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
                 Release: 6.4.0
         Discussion Lock: Any
        Operating System: Any

    _______________________________________________________

Details:


>> x = 0.74; for i = 1:100000, x = cos(x); end; x
x = 0.7391
>> x = 0.74; for i = 1:100000, x = acos(x); end; x
x = 0.9623 - 1.1110i






    _______________________________________________________

Reply to this item at:

  <https://savannah.gnu.org/bugs/?62048>

_______________________________________________
  Message sent via Savannah
  https://savannah.gnu.org/