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1 /* |
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2 |
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3 Copyright (C) 2005-2015 David Bateman |
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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 3 of the License, or (at your |
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10 option) any 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, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_eigs_base_h) |
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24 #define octave_eigs_base_h 1 |
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25 |
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26 #include <iosfwd> |
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27 |
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28 class ColumnVector; |
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29 class ComplexColumnVector; |
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30 class Matrix; |
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31 class ComplexMatrix; |
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32 |
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33 typedef ColumnVector (*EigsFunc) (const ColumnVector& x, int& eigs_error); |
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34 |
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35 typedef ComplexColumnVector (*EigsComplexFunc) (const ComplexColumnVector& x, int& eigs_error); |
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36 |
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37 template <typename M> |
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38 octave_idx_type |
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39 EigsRealSymmetricMatrix (const M& m, const std::string typ, |
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40 octave_idx_type k, octave_idx_type p, |
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41 octave_idx_type& info, Matrix& eig_vec, |
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42 ColumnVector& eig_val, const M& _b, |
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43 ColumnVector& permB, ColumnVector& resid, |
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44 std::ostream& os, double tol, bool rvec, |
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45 bool cholB, int disp, int maxit); |
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46 |
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47 template <typename M> |
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48 octave_idx_type |
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49 EigsRealSymmetricMatrixShift (const M& m, double sigma, |
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50 octave_idx_type k, octave_idx_type p, |
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51 octave_idx_type& info, Matrix& eig_vec, |
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52 ColumnVector& eig_val, const M& _b, |
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53 ColumnVector& permB, ColumnVector& resid, |
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54 std::ostream& os, double tol, bool rvec, |
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55 bool cholB, int disp, int maxit); |
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56 |
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57 extern OCTAVE_API octave_idx_type |
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58 EigsRealSymmetricFunc (EigsFunc fun, octave_idx_type n, |
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59 const std::string& _typ, double sigma, |
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60 octave_idx_type k, octave_idx_type p, |
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61 octave_idx_type& info, Matrix& eig_vec, |
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62 ColumnVector& eig_val, ColumnVector& resid, |
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63 std::ostream& os, double tol, bool rvec, |
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64 bool /* cholB */, int disp, int maxit); |
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65 |
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66 template <typename M> |
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67 octave_idx_type |
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68 EigsRealNonSymmetricMatrix (const M& m, const std::string typ, |
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69 octave_idx_type k, octave_idx_type p, |
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70 octave_idx_type& info, ComplexMatrix& eig_vec, |
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71 ComplexColumnVector& eig_val, const M& _b, |
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72 ColumnVector& permB, ColumnVector& resid, |
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73 std::ostream& os, double tol, bool rvec, |
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74 bool cholB, int disp, int maxit); |
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75 |
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76 template <typename M> |
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77 octave_idx_type |
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78 EigsRealNonSymmetricMatrixShift (const M& m, double sigmar, |
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79 octave_idx_type k, octave_idx_type p, |
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80 octave_idx_type& info, |
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81 ComplexMatrix& eig_vec, |
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82 ComplexColumnVector& eig_val, const M& _b, |
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83 ColumnVector& permB, ColumnVector& resid, |
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84 std::ostream& os, double tol, bool rvec, |
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85 bool cholB, int disp, int maxit); |
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86 |
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87 extern OCTAVE_API octave_idx_type |
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88 EigsRealNonSymmetricFunc (EigsFunc fun, octave_idx_type n, |
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89 const std::string& _typ, double sigmar, |
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90 octave_idx_type k, octave_idx_type p, |
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91 octave_idx_type& info, ComplexMatrix& eig_vec, |
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92 ComplexColumnVector& eig_val, ColumnVector& resid, |
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93 std::ostream& os, double tol, bool rvec, |
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94 bool /* cholB */, int disp, int maxit); |
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95 |
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96 template <typename M> |
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97 octave_idx_type |
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98 EigsComplexNonSymmetricMatrix (const M& m, const std::string typ, |
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99 octave_idx_type k, octave_idx_type p, |
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100 octave_idx_type& info, ComplexMatrix& eig_vec, |
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101 ComplexColumnVector& eig_val, const M& _b, |
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102 ColumnVector& permB, |
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103 ComplexColumnVector& cresid, |
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104 std::ostream& os, double tol, bool rvec, |
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105 bool cholB, int disp, int maxit); |
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106 |
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107 template <typename M> |
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108 octave_idx_type |
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109 EigsComplexNonSymmetricMatrixShift (const M& m, Complex sigma, |
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110 octave_idx_type k, octave_idx_type p, |
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111 octave_idx_type& info, |
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112 ComplexMatrix& eig_vec, |
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113 ComplexColumnVector& eig_val, const M& _b, |
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114 ColumnVector& permB, |
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115 ComplexColumnVector& cresid, |
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116 std::ostream& os, double tol, bool rvec, |
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117 bool cholB, int disp, int maxit); |
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118 |
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119 extern OCTAVE_API octave_idx_type |
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120 EigsComplexNonSymmetricFunc (EigsComplexFunc fun, octave_idx_type n, |
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121 const std::string& _typ, Complex sigma, |
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122 octave_idx_type k, octave_idx_type p, |
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123 octave_idx_type& info, ComplexMatrix& eig_vec, |
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124 ComplexColumnVector& eig_val, |
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125 ComplexColumnVector& cresid, std::ostream& os, |
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126 double tol, bool rvec, bool /* cholB */, |
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127 int disp, int maxit); |
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128 |
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129 #endif |