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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_tree_mat_h) |
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24 #define octave_tree_mat_h 1 |
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25 |
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26 #if defined (__GNUG__) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 class ostream; |
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31 |
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32 class octave_value; |
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33 class tree_return_list; |
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34 |
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35 class tree_walker; |
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36 |
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37 #include <SLList.h> |
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38 |
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39 #include "pt-exp.h" |
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40 |
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41 // General matrices. This allows us to construct matrices from |
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42 // other matrices, variables, and functions. |
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43 |
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44 class |
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45 tree_matrix_row : public SLList<tree_expression *> |
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46 { |
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47 public: |
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48 |
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49 tree_matrix_row (tree_expression *e = 0) : SLList<tree_expression *> () |
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50 { |
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51 if (e) |
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52 append (e); |
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53 } |
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54 |
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55 ~tree_matrix_row (void) { } |
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56 |
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57 bool all_elements_are_constant (void) const; |
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58 |
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59 tree_return_list *to_return_list (void); |
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60 |
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61 void accept (tree_walker& tw); |
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62 }; |
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63 |
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64 class |
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65 tree_matrix : public tree_expression, public SLList<tree_matrix_row *> |
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66 { |
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67 public: |
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68 |
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69 tree_matrix (tree_matrix_row *mr = 0) |
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70 : tree_expression (), SLList<tree_matrix_row *> () |
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71 { |
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72 if (mr) |
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73 append (mr); |
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74 } |
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75 |
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76 ~tree_matrix (void) { } |
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77 |
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78 bool all_elements_are_constant (void) const; |
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79 |
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80 octave_value eval (bool print = false); |
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81 |
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82 void accept (tree_walker& tw); |
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83 }; |
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84 |
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85 #endif |
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86 |
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87 /* |
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88 ;;; Local Variables: *** |
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89 ;;; mode: C++ *** |
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90 ;;; End: *** |
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91 */ |
