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1 ## Copyright (C) 2000, 2001, 2002, 2004, 2005, 2006, 2007 Teemu Ikonen |
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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} {} loglogerr (@var{args}) |
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21 ## Produce two-dimensional plots on double logarithm axis with |
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22 ## errorbars. Many different combinations of arguments are possible. |
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23 ## The most used form is |
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24 ## |
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25 ## @example |
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26 ## loglogerr (@var{x}, @var{y}, @var{ey}, @var{fmt}) |
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27 ## @end example |
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28 ## |
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29 ## @noindent |
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30 ## which produces a double logarithm plot of @var{y} versus @var{x} |
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31 ## with errors in the @var{y}-scale defined by @var{ey} and the plot |
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32 ## format defined by @var{fmt}. See errorbar for available formats and |
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33 ## additional information. |
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34 ## @seealso{errorbar, semilogxerr, semilogyerr} |
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35 ## @end deftypefn |
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36 |
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37 ## Created: 20.2.2001 |
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38 ## Author: Teemu Ikonen <tpikonen@pcu.helsinki.fi> |
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39 ## Keywords: errorbar, plotting |
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40 |
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41 function retval = loglogerr (varargin) |
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42 |
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43 [h, varargin] = __plt_get_axis_arg__ ("loglogerr", varargin{:}); |
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44 |
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45 oldh = gca (); |
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46 unwind_protect |
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47 axes (h); |
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48 newplot (); |
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49 |
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50 set (h, "xscale", "log", "yscale", "log"); |
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51 |
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52 tmp = __errcomm__ ("loglogerr", h, varargin{:}); |
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53 |
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54 if (nargout > 0) |
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55 retval = tmp; |
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56 endif |
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57 unwind_protect_cleanup |
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58 axes (oldh); |
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59 end_unwind_protect |
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60 |
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61 endfunction |
