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[Octave-bug-tracker] [bug #51437] mean(zeros(1, 0)) does not return NaN

From: Reimund Renner
Subject: [Octave-bug-tracker] [bug #51437] mean(zeros(1, 0)) does not return NaN for Matlab compatibility
Date: Mon, 17 Jul 2017 04:09:34 -0400 (EDT)
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36

Follow-up Comment #6, bug #51437 (project octave):

It's a strange behavior:

mean (zeros (0,0)) = NaN
mean (zeros (1,0)) = NaN
mean (zeros (2,0)) = 1x0

Documentation of mean() only says about NaN:
If A is an empty 0-by-0 matrix, then mean(A) returns NaN

The same for std().


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