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max(nan,3) returns 3


From: Paul Kienzle
Subject: max(nan,3) returns 3
Date: Tue, 28 Jun 2005 10:23:26 -0400
User-agent: Mutt/1.2.5.1i

Here's a result we may or may not want to change:

  octave> min(nan,3)
  ans = 3
  octave> min(nan,3)
  ans = 3

R gets it right:

  > pmax(3,NaN)
  [1] NA

The current behaviour is compatible with matlab, IDL and python numarray.

- Paul



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