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[Octave-bug-tracker] [bug #50796] calling find on diagonal matrix is slo


From: Rik
Subject: [Octave-bug-tracker] [bug #50796] calling find on diagonal matrix is slower than full matrix
Date: Wed, 26 Apr 2017 19:01:48 -0400 (EDT)
User-agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:53.0) Gecko/20100101 Firefox/53.0

Follow-up Comment #5, bug #50796 (project octave):

I don't think so.  Since there is no overload it appears that find converts
the matrix to full, and then calls find on that.  However, there is something
else going on since


find (full (diag))


is a relatively quick operation.


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