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annotate liboctave/numeric/EIG.h @ 31249:de6fc38c78c6

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Make Jacobian types offered by dlsode.f accessible by lsode (bug #31626). * liboctave/numeric/LSODE-opts.in: Add options "jacobian type", "lower jacobian subdiagonals", and "upper jacobian subdiagonals". * liboctave/numeric/LSODE.cc (file scope, lsode_j, LSODE::do_integrate (double)): Handle new configurable Jacobian types. * build-aux/mk-opts.pl: Don't implicitly convert to integer in condition.
author Olaf Till <olaf.till@uni-jena.de>
date Fri, 12 Nov 2010 08:53:05 +0100
parents 796f54d4ddbf
children 597f3ee61a48
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 1994-2022 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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26 #if ! defined (octave_EIG_h)
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27 #define octave_EIG_h 1
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29 #include "octave-config.h"
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30
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31 #include <iosfwd>
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33 #include "mx-fwd.h"
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34
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35 #include "CColVector.h"
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36 #include "CMatrix.h"
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37
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38 class
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39 OCTAVE_API
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40 EIG
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41 {
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42 friend class Matrix;
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43 friend class ComplexMatrix;
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45 public:
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46
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47 EIG (void) : m_lambda (), m_v (), m_w () { }
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49 EIG (const Matrix& a, bool calc_rev = true,
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50 bool calc_lev = true, bool balance = true)
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51 : m_lambda (), m_v (), m_w ()
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52 {
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53 init (a, calc_rev, calc_lev, balance);
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54 }
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56 EIG (const Matrix& a, octave_idx_type& info,
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57 bool calc_rev = true, bool calc_lev = true, bool balance = true)
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58 : m_lambda (), m_v (), m_w ()
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59 {
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60 info = init (a, calc_rev, calc_lev, balance);
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61 }
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63 EIG (const Matrix& a, const Matrix& b,
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64 bool calc_rev = true, bool calc_lev = true, bool force_qz = false)
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65 : m_lambda (), m_v (), m_w ()
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66 {
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67 init (a, b, calc_rev, calc_lev, force_qz);
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68 }
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70 EIG (const Matrix& a, const Matrix& b, octave_idx_type& info,
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71 bool calc_rev = true, bool calc_lev = true, bool force_qz = false)
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72 : m_lambda (), m_v (), m_w ()
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73 {
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74 info = init (a, b, calc_rev, calc_lev, force_qz);
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75 }
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76
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77 EIG (const ComplexMatrix& a, bool calc_rev = true,
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78 bool calc_lev = true, bool balance = true)
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79 : m_lambda (), m_v (), m_w ()
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80 {
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81 init (a, calc_rev, calc_lev, balance);
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82 }
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84 EIG (const ComplexMatrix& a, octave_idx_type& info,
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85 bool calc_rev = true, bool calc_lev = true, bool balance = true)
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86 : m_lambda (), m_v (), m_w ()
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87 {
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88 info = init (a, calc_rev, calc_lev, balance);
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89 }
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91 EIG (const ComplexMatrix& a, const ComplexMatrix& b,
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92 bool calc_rev = true, bool calc_lev = true, bool force_qz = false)
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93 : m_lambda (), m_v (), m_w ()
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94 {
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95 init (a, b, calc_rev, calc_lev, force_qz);
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96 }
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97
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98 EIG (const ComplexMatrix& a, const ComplexMatrix& b,
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99 octave_idx_type& info, bool calc_rev = true, bool calc_lev = true,
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100 bool force_qz = false)
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101 : m_lambda (), m_v (), m_w ()
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102 {
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103 info = init (a, b, calc_rev, calc_lev, force_qz);
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104 }
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105
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106 EIG (const EIG& a) : m_lambda (a.m_lambda), m_v (a.m_v), m_w (a.m_w) { }
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107
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108 EIG& operator = (const EIG& a)
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109 {
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110 if (this != &a)
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111 {
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112 m_lambda = a.m_lambda;
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113 m_v = a.m_v;
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114 m_w = a.m_w;
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115 }
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116 return *this;
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117 }
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118
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119 ~EIG (void) = default;
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120
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121 ComplexColumnVector eigenvalues (void) const { return m_lambda; }
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122 ComplexMatrix right_eigenvectors (void) const { return m_v; }
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123 ComplexMatrix left_eigenvectors (void) const { return m_w; }
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124
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125 friend std::ostream& operator << (std::ostream& os, const EIG& a);
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126
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127 private:
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128
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129 ComplexColumnVector m_lambda;
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130 ComplexMatrix m_v;
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131 ComplexMatrix m_w;
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132
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133 octave_idx_type init (const Matrix& a, bool calc_rev, bool calc_lev,
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134 bool balance);
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135
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136 octave_idx_type init (const Matrix& a, const Matrix& b,
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137 bool calc_rev, bool calc_lev, bool force_qz);
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138
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139 octave_idx_type init (const ComplexMatrix& a, bool calc_rev,
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140 bool calc_lev, bool balance);
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141
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142 octave_idx_type init (const ComplexMatrix& a, const ComplexMatrix& b,
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143 bool calc_rev, bool calc_lev, bool force_qz);
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144
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145 octave_idx_type symmetric_init (const Matrix& a, bool calc_rev,
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146 bool calc_lev);
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147
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148 octave_idx_type symmetric_init (const Matrix& a, const Matrix& b,
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149 bool calc_rev, bool calc_lev);
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150
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151 octave_idx_type hermitian_init (const ComplexMatrix& a,
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152 bool calc_rev, bool calc_lev);
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153
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154 octave_idx_type hermitian_init (const ComplexMatrix& a,
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155 const ComplexMatrix& b,
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156 bool calc_rev, bool calc_lev);
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157
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158 };
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159
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160 #endif