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annotate scripts/sparse/etreeplot.m @ 17268:1c21f264d26f

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doc: Rename @xcode macro to @tcode (transpose code) for clarity. * doc/interpreter/macros.texi: Rename macro @xcode to @tcode. * libinterp/corefcn/data.cc, libinterp/corefcn/lu.cc, libinterp/corefcn/schur.cc, libinterp/dldfcn/symbfact.cc, scripts/linear-algebra/krylov.m, scripts/sparse/etreeplot.m: Rename @xcode macro instances to @tcode.
author Rik <rik@octave.org>
date Sat, 17 Aug 2013 11:45:20 -0700
parents 72c96de7a403
children 1c89599167a6
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72c96de7a403 maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
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1 ## Copyright (C) 2005-2012 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 ## @tcode{@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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30
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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