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RE: Matrix index, Please e-mail back.

From: John W. Eaton
Subject: RE: Matrix index, Please e-mail back.
Date: Wed, 6 Dec 2006 16:00:37 -0500

On  6-Dec-2006, Jorgen Andersson wrote:

| John W Eaton wrotte:
| "This happens because when you make a range using matrix values, only
| | the first element of the matrix values are used.  In other words, if
| | M1 and M2 are matrices, then the range expression M1:M2 is equivalent
| | to M1(1):M2(2).  Octave has this "feature" for compatibility with
| | Matlab.
| "

Of course this should have been M1(1):M2(1).

| Do any of you know why it works like this? Is it a feature?
| (I originally would have expected 3 ranges...)

You'll have to ask the MathWorks.  Although I don't know of any code
that uses this feature intentionally, I don't see any strong
motivation for having Octave behave differently in this regard.


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