[Octave-bug-tracker] [bug #42421] "find" function overflows for large sparse matrices

[David Spies]

URL:
  <http://savannah.gnu.org/bugs/?42421>

                 Summary: "find" function overflows for large sparse matrices
                 Project: GNU Octave
            Submitted by: dspyz
            Submitted on: Sun 25 May 2014 06:19:20 PM 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:

The indices returned by "find" overflow on large matrices:


octave:1> x = sparse(100000,30000);
octave:2> x(end, end) = 1;
octave:3> i = find(x)
i =   -1.2950e+09






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