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1 ## Copyright (C) 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2002, 2004, |
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2 ## 2005, 2006, 2007 John W. Eaton |
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3 ## |
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4 ## This file is part of Octave. |
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5 ## |
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6 ## Octave is free software; you can redistribute it and/or modify it |
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7 ## under the terms of the GNU General Public License as published by |
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8 ## the Free Software Foundation; either version 3 of the License, or (at |
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9 ## your option) any later version. |
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10 ## |
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11 ## Octave is distributed in the hope that it will be useful, but |
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12 ## WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 ## General Public License for more details. |
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15 ## |
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16 ## You should have received a copy of the GNU General Public License |
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17 ## along with Octave; see the file COPYING. If not, see |
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18 ## <http://www.gnu.org/licenses/>. |
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19 |
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20 ## -*- texinfo -*- |
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21 ## @deftypefn {Function File} {} loglog (@var{args}) |
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22 ## Produce a two-dimensional plot using log scales for both axes. See |
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23 ## the description of @code{plot} for a description of the arguments |
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24 ## that @code{loglog} will accept. |
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25 ## @seealso{plot, semilogx, semilogy} |
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26 ## @end deftypefn |
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27 |
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28 ## Author: jwe |
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29 |
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30 function retval = loglog (varargin) |
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31 |
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32 [h, varargin] = __plt_get_axis_arg__ ("loglog", varargin{:}); |
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33 |
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34 oldh = gca (); |
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35 unwind_protect |
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36 axes (h); |
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37 newplot (); |
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38 |
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39 set (h, "xscale", "log", "yscale", "log"); |
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40 |
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41 tmp = __plt__ ("loglog", h, varargin{:}); |
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42 |
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43 if (nargout > 0) |
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44 retval = tmp; |
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45 endif |
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46 unwind_protect_cleanup |
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47 axes (oldh); |
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48 end_unwind_protect |
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49 |
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50 endfunction |
