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annotate scripts/deprecated/krylovb.m @ 11540:b0ef6f28e09a

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deprecate krylovb function
author John W. Eaton <jwe@octave.org>
date Sat, 15 Jan 2011 03:40:32 -0500
parents scripts/linear-algebra/krylovb.m@fd0a3ac60b0e
children 72c96de7a403
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John W. Eaton <jwe@octave.org>
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1 ## Copyright (C) 1993-2011 A. Scottedward Hodel
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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} {[@var{u}, @var{ucols}] =} krylovb (@var{A}, @var{V}, @var{k}, @var{eps1}, @var{pflg})
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21 ## See @code{krylov}.
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22 ## @end deftypefn
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23
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24 ## Deprecated in version 3.4
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25
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26 function [Uret, Ucols] = krylovb (A, V, k, eps1, pflg)
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27
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28 persistent warned = false;
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29 if (! warned)
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30 warned = true;
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31 warning ("Octave:deprecated-function",
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32 "krylovb is obsolete and will be removed from a future version of Octave; please use [Uret, ~, Ucols] = krylov (...) instead");
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33 endif
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34
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35 switch (nargin)
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36 case (3)
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37 [Uret, H, Ucols] = krylov (A, V, k);
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38 case (4)
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39 [Uret, H, Ucols] = krylov (A, V, k, eps1);
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40 case (5)
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41 [Uret, H, Ucols] = krylov (A, V, k, eps1, pflg);
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42 otherwise
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43 print_usage ();
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44 endswitch
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45
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46 endfunction