From maintainers-request at octave dot org Wed Apr 12 11:30:23 2006
Subject: NaN
From: "John W. Eaton" <jwe at bevo dot che dot wisc dot edu>
To: "Shai Ayal" <shaiay at gmail dot com>
Cc: "octave maintainers mailing list" <maintainers at octave dot org>
Date: Wed, 12 Apr 2006 12:30:15 -0400

On 11-Apr-2006, Shai Ayal wrote:

| In trying to implement NaN's for octplot I took some of the code from
| octave, which includes a run-time calculation of NaN
| 
| Is there any any reason that it was implemented this way and not by
| using the nan function (C99 standard) or strtod("NaN",0), which is
| supposed to be ANSI C?
| 
| (these two ways were pointed to me by Bruno Rogerri)

Octave has been around longer than c99.

I didn't know about strtod ("NaN", 0), but I'm not sure I would have
used this method anyway, even if I had.

jwe