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annotate liboctave/fMatrix.h @ 7804:a0c550b22e61

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compound ops for float matrices
author Jaroslav Hajek <highegg@gmail.com>
date Wed, 21 May 2008 19:25:08 +0200
parents f42c6f8d6d8e
children 935be827eaf8
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1 /*
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2
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3 Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003,
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4 2004, 2005, 2006, 2007 John W. Eaton
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #if !defined (octave_FloatMatrix_int_h)
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25 #define octave_FloatMatrix_int_h 1
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26
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27 #include "MArray2.h"
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28 #include "MDiagArray2.h"
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29 #include "MatrixType.h"
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30
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31 #include "mx-defs.h"
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32 #include "mx-op-defs.h"
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33
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34 class
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35 OCTAVE_API
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36 FloatMatrix : public MArray2<float>
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37 {
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38 public:
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39
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40 typedef void (*solve_singularity_handler) (float rcon);
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41
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42 FloatMatrix (void) : MArray2<float> () { }
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43
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44 FloatMatrix (octave_idx_type r, octave_idx_type c) : MArray2<float> (r, c) { }
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45
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46 FloatMatrix (octave_idx_type r, octave_idx_type c, float val) : MArray2<float> (r, c, val) { }
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47
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48 FloatMatrix (const dim_vector& dv) : MArray2<float> (dv) { }
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49
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50 FloatMatrix (const dim_vector& dv, float val) : MArray2<float> (dv, val) { }
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51
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52 FloatMatrix (const FloatMatrix& a) : MArray2<float> (a) { }
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53
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54 template <class U>
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55 FloatMatrix (const MArray2<U>& a) : MArray2<float> (a) { }
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56
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57 template <class U>
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58 FloatMatrix (const Array2<U>& a) : MArray2<float> (a) { }
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59
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60 explicit FloatMatrix (const FloatRowVector& rv);
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61
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62 explicit FloatMatrix (const FloatColumnVector& cv);
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63
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64 explicit FloatMatrix (const FloatDiagMatrix& a);
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65
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66 explicit FloatMatrix (const boolMatrix& a);
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67
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68 explicit FloatMatrix (const charMatrix& a);
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69
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70 FloatMatrix& operator = (const FloatMatrix& a)
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71 {
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72 MArray2<float>::operator = (a);
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73 return *this;
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74 }
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75
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76 bool operator == (const FloatMatrix& a) const;
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77 bool operator != (const FloatMatrix& a) const;
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78
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79 bool is_symmetric (void) const;
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80
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81 // destructive insert/delete/reorder operations
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82
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83 FloatMatrix& insert (const FloatMatrix& a, octave_idx_type r, octave_idx_type c);
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84 FloatMatrix& insert (const FloatRowVector& a, octave_idx_type r, octave_idx_type c);
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85 FloatMatrix& insert (const FloatColumnVector& a, octave_idx_type r, octave_idx_type c);
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86 FloatMatrix& insert (const FloatDiagMatrix& a, octave_idx_type r, octave_idx_type c);
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87
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88 FloatMatrix& fill (float val);
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89 FloatMatrix& fill (float val, octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2);
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90
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91 FloatMatrix append (const FloatMatrix& a) const;
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92 FloatMatrix append (const FloatRowVector& a) const;
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93 FloatMatrix append (const FloatColumnVector& a) const;
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94 FloatMatrix append (const FloatDiagMatrix& a) const;
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95
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96 FloatMatrix stack (const FloatMatrix& a) const;
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97 FloatMatrix stack (const FloatRowVector& a) const;
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98 FloatMatrix stack (const FloatColumnVector& a) const;
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99 FloatMatrix stack (const FloatDiagMatrix& a) const;
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100
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101 friend OCTAVE_API FloatMatrix real (const FloatComplexMatrix& a);
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102 friend OCTAVE_API FloatMatrix imag (const FloatComplexMatrix& a);
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103
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104 FloatMatrix transpose (void) const { return MArray2<float>::transpose (); }
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105
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106 // resize is the destructive equivalent for this one
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107
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108 FloatMatrix extract (octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2) const;
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109
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110 FloatMatrix extract_n (octave_idx_type r1, octave_idx_type c1, octave_idx_type nr, octave_idx_type nc) const;
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111
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112 // extract row or column i.
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113
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114 FloatRowVector row (octave_idx_type i) const;
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115
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116 FloatColumnVector column (octave_idx_type i) const;
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117
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118 private:
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119 FloatMatrix tinverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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120 int force, int calc_cond) const;
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121
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122 FloatMatrix finverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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123 int force, int calc_cond) const;
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124
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125 public:
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126 FloatMatrix inverse (void) const;
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127 FloatMatrix inverse (octave_idx_type& info) const;
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128 FloatMatrix inverse (octave_idx_type& info, float& rcon, int force = 0,
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129 int calc_cond = 1) const;
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130
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131 FloatMatrix inverse (MatrixType &mattype) const;
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132 FloatMatrix inverse (MatrixType &mattype, octave_idx_type& info) const;
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133 FloatMatrix inverse (MatrixType &mattype, octave_idx_type& info, float& rcon,
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134 int force = 0, int calc_cond = 1) const;
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135
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136 FloatMatrix pseudo_inverse (float tol = 0.0) const;
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137
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138 FloatComplexMatrix fourier (void) const;
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139 FloatComplexMatrix ifourier (void) const;
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140
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141 FloatComplexMatrix fourier2d (void) const;
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142 FloatComplexMatrix ifourier2d (void) const;
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143
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144 FloatDET determinant (void) const;
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145 FloatDET determinant (octave_idx_type& info) const;
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146 FloatDET determinant (octave_idx_type& info, float& rcon, int calc_cond = 1) const;
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147
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148 float rcond (void) const;
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149 float rcond (MatrixType &mattype) const;
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150
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151 private:
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152 // Upper triangular matrix solvers
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153 FloatMatrix utsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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154 float& rcon, solve_singularity_handler sing_handler,
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155 bool calc_cond = false) const;
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156
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157 // Lower triangular matrix solvers
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158 FloatMatrix ltsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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159 float& rcon, solve_singularity_handler sing_handler,
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160 bool calc_cond = false) const;
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161
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162 // Full matrix solvers (lu/cholesky)
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163 FloatMatrix fsolve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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164 float& rcon, solve_singularity_handler sing_handler,
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165 bool calc_cond = false) const;
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166
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167 public:
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168 // Generic interface to solver with no probing of type
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169 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b) const;
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170 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info) const;
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171 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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172 float& rcon) const;
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173 FloatMatrix solve (MatrixType &typ, const FloatMatrix& b, octave_idx_type& info,
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174 float& rcon, solve_singularity_handler sing_handler,
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175 bool singular_fallback = true) const;
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176
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177 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b) const;
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178 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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179 octave_idx_type& info) const;
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180 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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181 octave_idx_type& info, float& rcon) const;
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182 FloatComplexMatrix solve (MatrixType &typ, const FloatComplexMatrix& b,
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183 octave_idx_type& info, float& rcon,
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184 solve_singularity_handler sing_handler,
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185 bool singular_fallback = true) const;
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186
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187 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b) const;
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188 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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189 octave_idx_type& info) const;
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190 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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191 octave_idx_type& info, float& rcon) const;
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192 FloatColumnVector solve (MatrixType &typ, const FloatColumnVector& b,
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193 octave_idx_type& info, float& rcon,
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194 solve_singularity_handler sing_handler) const;
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195
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196 FloatComplexColumnVector solve (MatrixType &typ,
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197 const FloatComplexColumnVector& b) const;
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198 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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199 octave_idx_type& info) const;
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200 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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201 octave_idx_type& info, float& rcon) const;
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202 FloatComplexColumnVector solve (MatrixType &typ, const FloatComplexColumnVector& b,
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203 octave_idx_type& info, float& rcon,
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204 solve_singularity_handler sing_handler) const;
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205
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206 // Generic interface to solver with probing of type
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207 FloatMatrix solve (const FloatMatrix& b) const;
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208 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info) const;
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209 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info, float& rcon) const;
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210 FloatMatrix solve (const FloatMatrix& b, octave_idx_type& info, float& rcon,
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211 solve_singularity_handler sing_handler) const;
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212
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213 FloatComplexMatrix solve (const FloatComplexMatrix& b) const;
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214 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info) const;
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215 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info, float& rcon) const;
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216 FloatComplexMatrix solve (const FloatComplexMatrix& b, octave_idx_type& info, float& rcon,
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217 solve_singularity_handler sing_handler) const;
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218
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219 FloatColumnVector solve (const FloatColumnVector& b) const;
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220 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info) const;
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221 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info, float& rcon) const;
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222 FloatColumnVector solve (const FloatColumnVector& b, octave_idx_type& info, float& rcon,
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223 solve_singularity_handler sing_handler) const;
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224
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225 FloatComplexColumnVector solve (const FloatComplexColumnVector& b) const;
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226 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info) const;
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227 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info,
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228 float& rcon) const;
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229 FloatComplexColumnVector solve (const FloatComplexColumnVector& b, octave_idx_type& info,
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230 float& rcon,
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231 solve_singularity_handler sing_handler) const;
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232
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233 // Singular solvers
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234 FloatMatrix lssolve (const FloatMatrix& b) const;
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235 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info) const;
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236 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info,
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237 octave_idx_type& rank) const;
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238 FloatMatrix lssolve (const FloatMatrix& b, octave_idx_type& info,
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239 octave_idx_type& rank, float& rcon) const;
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240
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241 FloatComplexMatrix lssolve (const FloatComplexMatrix& b) const;
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242 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info) const;
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243 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info,
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244 octave_idx_type& rank) const;
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245 FloatComplexMatrix lssolve (const FloatComplexMatrix& b, octave_idx_type& info,
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246 octave_idx_type& rank, float &rcon) const;
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247
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248 FloatColumnVector lssolve (const FloatColumnVector& b) const;
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249 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info) const;
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250 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info,
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251 octave_idx_type& rank) const;
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252 FloatColumnVector lssolve (const FloatColumnVector& b, octave_idx_type& info,
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253 octave_idx_type& rank, float& rcon) const;
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254
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255 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b) const;
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256 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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257 octave_idx_type& info) const;
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258 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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259 octave_idx_type& info,
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260 octave_idx_type& rank) const;
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261 FloatComplexColumnVector lssolve (const FloatComplexColumnVector& b,
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262 octave_idx_type& info,
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263 octave_idx_type& rank, float& rcon) const;
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264
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265 FloatMatrix expm (void) const;
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266
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267 FloatMatrix& operator += (const FloatDiagMatrix& a);
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268 FloatMatrix& operator -= (const FloatDiagMatrix& a);
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269
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270 // unary operations
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271
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272 boolMatrix operator ! (void) const;
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273
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274 // other operations
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275
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276 typedef float (*dmapper) (float);
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277 typedef FloatComplex (*cmapper) (const FloatComplex&);
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278 typedef bool (*bmapper) (float);
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279
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280 FloatMatrix map (dmapper fcn) const;
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281 FloatComplexMatrix map (cmapper fcn) const;
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282 boolMatrix map (bmapper fcn) const;
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283
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284 bool any_element_is_negative (bool = false) const;
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285 bool any_element_is_inf_or_nan (void) const;
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286 bool any_element_not_one_or_zero (void) const;
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287 bool all_elements_are_int_or_inf_or_nan (void) const;
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288 bool all_integers (float& max_val, float& min_val) const;
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289 bool too_large_for_float (void) const;
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290
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291 boolMatrix all (int dim = -1) const;
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292 boolMatrix any (int dim = -1) const;
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293
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294 FloatMatrix cumprod (int dim = -1) const;
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295 FloatMatrix cumsum (int dim = -1) const;
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296 FloatMatrix prod (int dim = -1) const;
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297 FloatMatrix sum (int dim = -1) const;
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298 FloatMatrix sumsq (int dim = -1) const;
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299 FloatMatrix abs (void) const;
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300
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301 FloatMatrix diag (octave_idx_type k = 0) const;
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302
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303 FloatColumnVector row_min (void) const;
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304 FloatColumnVector row_max (void) const;
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305
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306 FloatColumnVector row_min (Array<octave_idx_type>& index) const;
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307 FloatColumnVector row_max (Array<octave_idx_type>& index) const;
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308
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309 FloatRowVector column_min (void) const;
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310 FloatRowVector column_max (void) const;
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311
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312 FloatRowVector column_min (Array<octave_idx_type>& index) const;
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313 FloatRowVector column_max (Array<octave_idx_type>& index) const;
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314
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315 // i/o
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316
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317 friend OCTAVE_API std::ostream& operator << (std::ostream& os, const FloatMatrix& a);
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318 friend OCTAVE_API std::istream& operator >> (std::istream& is, FloatMatrix& a);
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319
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320 static float resize_fill_value (void) { return 0; }
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321
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322 private:
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323
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324 FloatMatrix (float *d, octave_idx_type r, octave_idx_type c) : MArray2<float> (d, r, c) { }
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325 };
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326
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327 // Publish externally used friend functions.
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328
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329 extern OCTAVE_API FloatMatrix real (const FloatComplexMatrix& a);
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330 extern OCTAVE_API FloatMatrix imag (const FloatComplexMatrix& a);
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331
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332 // column vector by row vector -> matrix operations
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333
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334 extern OCTAVE_API FloatMatrix operator * (const FloatColumnVector& a, const FloatRowVector& b);
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335
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336 // Other functions.
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337
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338 extern OCTAVE_API FloatMatrix Givens (float, float);
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339
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340 extern OCTAVE_API FloatMatrix Sylvester (const FloatMatrix&, const FloatMatrix&, const FloatMatrix&);
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341
7804
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342 extern OCTAVE_API FloatMatrix xgemm (bool transa, const FloatMatrix& a, bool transb, const FloatMatrix& b);
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343
7789
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344 extern OCTAVE_API FloatMatrix operator * (const FloatMatrix& a, const FloatMatrix& b);
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345
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346 extern OCTAVE_API FloatMatrix min (float d, const FloatMatrix& m);
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347 extern OCTAVE_API FloatMatrix min (const FloatMatrix& m, float d);
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348 extern OCTAVE_API FloatMatrix min (const FloatMatrix& a, const FloatMatrix& b);
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349
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350 extern OCTAVE_API FloatMatrix max (float d, const FloatMatrix& m);
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351 extern OCTAVE_API FloatMatrix max (const FloatMatrix& m, float d);
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352 extern OCTAVE_API FloatMatrix max (const FloatMatrix& a, const FloatMatrix& b);
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353
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354 MS_CMP_OP_DECLS (FloatMatrix, float, OCTAVE_API)
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355 MS_BOOL_OP_DECLS (FloatMatrix, float, OCTAVE_API)
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356
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357 SM_CMP_OP_DECLS (float, FloatMatrix, OCTAVE_API)
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358 SM_BOOL_OP_DECLS (float, FloatMatrix, OCTAVE_API)
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359
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360 MM_CMP_OP_DECLS (FloatMatrix, FloatMatrix, OCTAVE_API)
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361 MM_BOOL_OP_DECLS (FloatMatrix, FloatMatrix, OCTAVE_API)
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362
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363 MARRAY_FORWARD_DEFS (MArray2, FloatMatrix, float)
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364
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365 template <class T>
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366 void read_int (std::istream& is, bool swap_bytes, T& val);
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367
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368 #endif
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369
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370 /*
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371 ;;; Local Variables: ***
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372 ;;; mode: C++ ***
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373 ;;; End: ***
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374 */