[Octave-bug-tracker] [bug #40105] Multiplying a logical sparse matrix by a logical diagonal matrix gives a full matrix

[David Spies]

URL:
  <http://savannah.gnu.org/bugs/?40105>

                 Summary: Multiplying a logical sparse matrix by a logical
diagonal matrix gives a full matrix
                 Project: GNU Octave
            Submitted by: dspyz
            Submitted on: Wed 25 Sep 2013 23:00:56 GMT
                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
         Discussion Lock: Any
                 Release: dev
        Operating System: GNU/Linux

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Details:

When multiplying a logical sparse matrix by a logical diagonal matrix, the
result is a full matrix

logical(speye(3)) * diag(logical([1,1,1]))

ans =

   1   0   0
   0   1   0
   0   0   1

It should be a sparse matrix





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