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Re: extrapolate forbidden with interp1, spline


From: John W. Eaton
Subject: Re: extrapolate forbidden with interp1, spline
Date: Tue, 27 Nov 2007 11:01:47 -0500

On 27-Nov-2007, David Bateman wrote:

| This is a bug in matlab, as extrapolation should only be done if the
| "extrap" flag is given..

I just checked the Matlab docs and I think it is more subtle than
this.  It seems that methods other than nearest, linear, and v5cubic
do extrapolate for out of range values even without the extra "extrap"
argument.

jwe


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