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annotate scripts/sparse/etreeplot.m @ 14026:3781981be535 ss-3-5-90

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snapshot 3.5.90 * configure.ac (AC_INIT): Version is now 3.5.90. (OCTAVE_API_VERSION_NUMBER): Now 46. (OCTAVE_RELEASE_DATE): Now 2011-12-11.
author John W. Eaton <jwe@octave.org>
date Sun, 11 Dec 2011 23:18:31 -0500
parents 990762e784fe
children 72c96de7a403
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John W. Eaton <jwe@octave.org>
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1 ## Copyright (C) 2005-2011 Ivana Varekova
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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
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License 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, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} etreeplot (@var{A})
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21 ## @deftypefnx {Function File} {} etreeplot (@var{A}, @var{node_style}, @var{edge_style})
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22 ## Plot the elimination tree of the matrix @var{A} or
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23 ## @xcode{@var{A}+@var{A}'} if @var{A} in not symmetric. The optional
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24 ## parameters @var{node_style} and @var{edge_style} define the output
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25 ## style.
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26 ## @seealso{treeplot, gplot}
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27 ## @end deftypefn
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28
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29 function etreeplot (A, varargin)
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31 if (nargin < 1)
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32 print_usage ();
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33 endif
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34
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35 treeplot (etree (A+A'), varargin{:});
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36 endfunction