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annotate scripts/general/is_matrix.m @ 2121:bc6ecd8f1175

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[project @ 1996-05-12 06:45:55 by jwe]
author jwe
date Sun, 12 May 1996 06:45:55 +0000
parents 5d29638dd524
children 5cffc4b8de57
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1 # Copyright (C) 1996 John W. Eaton
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2 #
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3 # This file is part of Octave.
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4 #
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5 # Octave is free software; you can redistribute it and/or modify it
16a24e76d6e0 [project @ 1993-12-03 02:00:15 by jwe]
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6 # under the terms of the GNU General Public License as published by the
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7 # Free Software Foundation; either version 2, or (at your option) any
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8 # later version.
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9 #
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10 # Octave is distributed in the hope that it will be useful, but WITHOUT
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11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 # for more details.
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14 #
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15 # You should have received a copy of the GNU General Public License
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16 # along with Octave; see the file COPYING. If not, write to the Free
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17 # Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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18
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19 function retval = is_matrix (x)
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20
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21 # usage: is_matrix (x)
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22 #
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23 # Return 1 if the number of rows and columns of x are both greater
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24 # than 1.
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25 #
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26 # See also: size, rows, columns, length, is_scalar, is_vector
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28 if (nargin == 1)
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29 [nr, nc] = size (x);
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30 retval = (nr > 1 && nc > 1);
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31 else
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32 usage ("is_matrix (x)");
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33 endif
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34
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35 endfunction