/usr/include/octave-4.0.3/octave/EIG.h is in liboctave-dev 4.0.3-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 | /*
Copyright (C) 1994-2015 John W. Eaton
This file is part of Octave.
Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING. If not, see
<http://www.gnu.org/licenses/>.
*/
#if !defined (octave_EIG_h)
#define octave_EIG_h 1
#include <iosfwd>
#include "dMatrix.h"
#include "CMatrix.h"
#include "CColVector.h"
class
OCTAVE_API
EIG
{
friend class Matrix;
friend class ComplexMatrix;
public:
EIG (void) : lambda (), v () { }
EIG (const Matrix& a, bool calc_eigenvectors = true)
: lambda (), v ()
{
init (a, calc_eigenvectors);
}
EIG (const Matrix& a, octave_idx_type& info, bool calc_eigenvectors = true)
: lambda (), v ()
{
info = init (a, calc_eigenvectors);
}
EIG (const Matrix& a, const Matrix& b, bool calc_eigenvectors = true)
: lambda (), v ()
{
init (a, b, calc_eigenvectors);
}
EIG (const Matrix& a, const Matrix& b, octave_idx_type& info,
bool calc_eigenvectors = true)
: lambda (), v ()
{
info = init (a, b, calc_eigenvectors);
}
EIG (const ComplexMatrix& a, bool calc_eigenvectors = true)
: lambda (), v ()
{
init (a, calc_eigenvectors);
}
EIG (const ComplexMatrix& a, octave_idx_type& info,
bool calc_eigenvectors = true)
: lambda (), v ()
{
info = init (a, calc_eigenvectors);
}
EIG (const ComplexMatrix& a, const ComplexMatrix& b,
bool calc_eigenvectors = true)
: lambda (), v ()
{
init (a, b, calc_eigenvectors);
}
EIG (const ComplexMatrix& a, const ComplexMatrix& b,
octave_idx_type& info, bool calc_eigenvectors = true)
: lambda (), v ()
{
info = init (a, b, calc_eigenvectors);
}
EIG (const EIG& a)
: lambda (a.lambda), v (a.v) { }
EIG& operator = (const EIG& a)
{
if (this != &a)
{
lambda = a.lambda;
v = a.v;
}
return *this;
}
~EIG (void) { }
ComplexColumnVector eigenvalues (void) const { return lambda; }
ComplexMatrix eigenvectors (void) const { return v; }
friend std::ostream& operator << (std::ostream& os, const EIG& a);
private:
ComplexColumnVector lambda;
ComplexMatrix v;
octave_idx_type init (const Matrix& a, bool calc_eigenvectors);
octave_idx_type init (const Matrix& a, const Matrix& b,
bool calc_eigenvectors);
octave_idx_type init (const ComplexMatrix& a, bool calc_eigenvectors);
octave_idx_type init (const ComplexMatrix& a, const ComplexMatrix& b,
bool calc_eigenvectors);
octave_idx_type symmetric_init (const Matrix& a, bool calc_eigenvectors);
octave_idx_type symmetric_init (const Matrix& a, const Matrix& b,
bool calc_eigenvectors);
octave_idx_type hermitian_init (const ComplexMatrix& a,
bool calc_eigenvectors);
octave_idx_type hermitian_init (const ComplexMatrix& a,
const ComplexMatrix& b,
bool calc_eigenvectors);
};
#endif
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