This file is indexed.

/usr/include/octave-4.0.0/octave/CMatrix.h is in liboctave-dev 4.0.0-3ubuntu9.

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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
/*

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_CMatrix_h)
#define octave_CMatrix_h 1

#include "MArray.h"
#include "MDiagArray2.h"
#include "MatrixType.h"
#include "CNDArray.h"

#include "mx-defs.h"
#include "mx-op-decl.h"
#include "oct-cmplx.h"
#include "DET.h"

class
OCTAVE_API
ComplexMatrix : public ComplexNDArray
{
public:

  typedef ComplexColumnVector column_vector_type;
  typedef ComplexRowVector row_vector_type;

  typedef void (*solve_singularity_handler) (double rcon);

  ComplexMatrix (void) : ComplexNDArray () { }

  ComplexMatrix (octave_idx_type r, octave_idx_type c)
    : ComplexNDArray (dim_vector (r, c)) { }

  ComplexMatrix (octave_idx_type r, octave_idx_type c, const Complex& val)
    : ComplexNDArray (dim_vector (r, c), val) { }

  ComplexMatrix (const dim_vector& dv) : ComplexNDArray (dv.redim (2)) { }

  ComplexMatrix (const dim_vector& dv, const Complex& val)
    : ComplexNDArray (dv.redim (2), val) { }

  ComplexMatrix (const ComplexMatrix& a) : ComplexNDArray (a) { }

  template <class U>
  ComplexMatrix (const MArray<U>& a) : ComplexNDArray (a.as_matrix ()) { }

  template <class U>
  ComplexMatrix (const Array<U>& a) : ComplexNDArray (a.as_matrix ()) { }

  ComplexMatrix (const Matrix& re, const Matrix& im);

  explicit ComplexMatrix (const Matrix& a);

  explicit ComplexMatrix (const RowVector& rv);

  explicit ComplexMatrix (const ColumnVector& cv);

  explicit ComplexMatrix (const DiagMatrix& a);

  explicit ComplexMatrix (const MDiagArray2<double>& a);

  explicit ComplexMatrix (const DiagArray2<double>& a);

  explicit ComplexMatrix (const ComplexRowVector& rv);

  explicit ComplexMatrix (const ComplexColumnVector& cv);

  explicit ComplexMatrix (const ComplexDiagMatrix& a);

  explicit ComplexMatrix (const MDiagArray2<Complex>& a);

  explicit ComplexMatrix (const DiagArray2<Complex>& a);

  explicit ComplexMatrix (const boolMatrix& a);

  explicit ComplexMatrix (const charMatrix& a);

  bool operator == (const ComplexMatrix& a) const;
  bool operator != (const ComplexMatrix& a) const;

  bool is_hermitian (void) const;

  // destructive insert/delete/reorder operations

  ComplexMatrix& insert (const Matrix& a, octave_idx_type r, octave_idx_type c);
  ComplexMatrix& insert (const RowVector& a,
                         octave_idx_type r, octave_idx_type c);
  ComplexMatrix& insert (const ColumnVector& a,
                         octave_idx_type r, octave_idx_type c);
  ComplexMatrix& insert (const DiagMatrix& a,
                         octave_idx_type r, octave_idx_type c);

  ComplexMatrix& insert (const ComplexMatrix& a,
                         octave_idx_type r, octave_idx_type c);
  ComplexMatrix& insert (const ComplexRowVector& a,
                         octave_idx_type r, octave_idx_type c);
  ComplexMatrix& insert (const ComplexColumnVector& a,
                         octave_idx_type r, octave_idx_type c);
  ComplexMatrix& insert (const ComplexDiagMatrix& a,
                         octave_idx_type r, octave_idx_type c);

  ComplexMatrix& fill (double val);
  ComplexMatrix& fill (const Complex& val);
  ComplexMatrix& fill (double val,
                       octave_idx_type r1, octave_idx_type c1,
                       octave_idx_type r2, octave_idx_type c2);
  ComplexMatrix& fill (const Complex& val,
                       octave_idx_type r1, octave_idx_type c1,
                       octave_idx_type r2, octave_idx_type c2);

  ComplexMatrix append (const Matrix& a) const;
  ComplexMatrix append (const RowVector& a) const;
  ComplexMatrix append (const ColumnVector& a) const;
  ComplexMatrix append (const DiagMatrix& a) const;

  ComplexMatrix append (const ComplexMatrix& a) const;
  ComplexMatrix append (const ComplexRowVector& a) const;
  ComplexMatrix append (const ComplexColumnVector& a) const;
  ComplexMatrix append (const ComplexDiagMatrix& a) const;

  ComplexMatrix stack (const Matrix& a) const;
  ComplexMatrix stack (const RowVector& a) const;
  ComplexMatrix stack (const ColumnVector& a) const;
  ComplexMatrix stack (const DiagMatrix& a) const;

  ComplexMatrix stack (const ComplexMatrix& a) const;
  ComplexMatrix stack (const ComplexRowVector& a) const;
  ComplexMatrix stack (const ComplexColumnVector& a) const;
  ComplexMatrix stack (const ComplexDiagMatrix& a) const;

  ComplexMatrix hermitian (void) const
  { return MArray<Complex>::hermitian (std::conj); }
  ComplexMatrix transpose (void) const
  { return MArray<Complex>::transpose (); }

  friend OCTAVE_API ComplexMatrix conj (const ComplexMatrix& a);

  // resize is the destructive equivalent for this one

  ComplexMatrix extract (octave_idx_type r1, octave_idx_type c1,
                         octave_idx_type r2, octave_idx_type c2) const;

  ComplexMatrix extract_n (octave_idx_type r1, octave_idx_type c1,
                           octave_idx_type nr, octave_idx_type nc) const;

  // extract row or column i.

  ComplexRowVector row (octave_idx_type i) const;

  ComplexColumnVector column (octave_idx_type i) const;

  void resize (octave_idx_type nr, octave_idx_type nc,
               const Complex& rfv = Complex (0))
  {
    MArray<Complex>::resize (dim_vector (nr, nc), rfv);
  }

private:
  ComplexMatrix tinverse (MatrixType &mattype, octave_idx_type& info,
                          double& rcon, int force, int calc_cond) const;

  ComplexMatrix finverse (MatrixType &mattype, octave_idx_type& info,
                          double& rcon, int force, int calc_cond) const;

public:
  ComplexMatrix inverse (void) const;
  ComplexMatrix inverse (octave_idx_type& info) const;
  ComplexMatrix inverse (octave_idx_type& info, double& rcon, int force = 0,
                         int calc_cond = 1) const;

  ComplexMatrix inverse (MatrixType &mattype) const;
  ComplexMatrix inverse (MatrixType &mattype, octave_idx_type& info) const;
  ComplexMatrix inverse (MatrixType &mattype, octave_idx_type& info,
                         double& rcon, int force = 0,
                         int calc_cond = 1) const;

  ComplexMatrix pseudo_inverse (double tol = 0.0) const;

  ComplexMatrix fourier (void) const;
  ComplexMatrix ifourier (void) const;

  ComplexMatrix fourier2d (void) const;
  ComplexMatrix ifourier2d (void) const;

  ComplexDET determinant (void) const;
  ComplexDET determinant (octave_idx_type& info) const;
  ComplexDET determinant (octave_idx_type& info, double& rcon,
                          int calc_cond = 1) const;
  ComplexDET determinant (MatrixType &mattype, octave_idx_type& info,
                          double& rcon, int calc_cond = 1) const;

  double rcond (void) const;
  double rcond (MatrixType &mattype) const;

private:
  // Upper triangular matrix solvers
  ComplexMatrix utsolve (MatrixType &typ, const ComplexMatrix& b,
                         octave_idx_type& info, double& rcon,
                         solve_singularity_handler sing_handler,
                         bool calc_cond = false,
                         blas_trans_type transt = blas_no_trans) const;

  // Lower triangular matrix solvers
  ComplexMatrix ltsolve (MatrixType &typ, const ComplexMatrix& b,
                         octave_idx_type& info, double& rcon,
                         solve_singularity_handler sing_handler,
                         bool calc_cond = false,
                         blas_trans_type transt = blas_no_trans) const;

  // Full matrix solvers (umfpack/cholesky)
  ComplexMatrix fsolve (MatrixType &typ, const ComplexMatrix& b,
                        octave_idx_type& info, double& rcon,
                        solve_singularity_handler sing_handler,
                        bool calc_cond = false) const;

public:
  // Generic interface to solver with no probing of type
  ComplexMatrix solve (MatrixType &typ, const Matrix& b) const;
  ComplexMatrix solve (MatrixType &typ, const Matrix& b,
                       octave_idx_type& info) const;
  ComplexMatrix solve (MatrixType &typ, const Matrix& b,
                       octave_idx_type& info, double& rcon) const;
  ComplexMatrix solve (MatrixType &typ, const Matrix& b, octave_idx_type& info,
                       double& rcon, solve_singularity_handler sing_handler,
                       bool singular_fallback = true,
                       blas_trans_type transt = blas_no_trans) const;

  ComplexMatrix solve (MatrixType &typ, const ComplexMatrix& b) const;
  ComplexMatrix solve (MatrixType &typ, const ComplexMatrix& b,
                       octave_idx_type& info) const;
  ComplexMatrix solve (MatrixType &typ, const ComplexMatrix& b,
                       octave_idx_type& info, double& rcon) const;
  ComplexMatrix solve (MatrixType &typ, const ComplexMatrix& b,
                       octave_idx_type& info, double& rcon,
                       solve_singularity_handler sing_handler,
                       bool singular_fallback = true,
                       blas_trans_type transt = blas_no_trans) const;

  ComplexColumnVector solve (MatrixType &typ, const ColumnVector& b) const;
  ComplexColumnVector solve (MatrixType &typ, const ColumnVector& b,
                             octave_idx_type& info) const;
  ComplexColumnVector solve (MatrixType &typ, const ColumnVector& b,
                             octave_idx_type& info, double& rcon) const;
  ComplexColumnVector solve (MatrixType &typ, const ColumnVector& b,
                             octave_idx_type& info, double& rcon,
                             solve_singularity_handler sing_handler,
                             blas_trans_type transt = blas_no_trans) const;

  ComplexColumnVector solve (MatrixType &typ,
                             const ComplexColumnVector& b) const;
  ComplexColumnVector solve (MatrixType &typ, const ComplexColumnVector& b,
                             octave_idx_type& info) const;
  ComplexColumnVector solve (MatrixType &typ, const ComplexColumnVector& b,
                             octave_idx_type& info, double& rcon) const;
  ComplexColumnVector solve (MatrixType &typ, const ComplexColumnVector& b,
                             octave_idx_type& info, double& rcon,
                             solve_singularity_handler sing_handler,
                             blas_trans_type transt = blas_no_trans) const;

  // Generic interface to solver with probing of type
  ComplexMatrix solve (const Matrix& b) const;
  ComplexMatrix solve (const Matrix& b, octave_idx_type& info) const;
  ComplexMatrix solve (const Matrix& b, octave_idx_type& info,
                       double& rcon) const;
  ComplexMatrix solve (const Matrix& b, octave_idx_type& info, double& rcon,
                       solve_singularity_handler sing_handler,
                       blas_trans_type transt = blas_no_trans) const;

  ComplexMatrix solve (const ComplexMatrix& b) const;
  ComplexMatrix solve (const ComplexMatrix& b, octave_idx_type& info) const;
  ComplexMatrix solve (const ComplexMatrix& b, octave_idx_type& info,
                       double& rcon) const;
  ComplexMatrix solve (const ComplexMatrix& b, octave_idx_type& info,
                       double& rcon,
                       solve_singularity_handler sing_handler,
                       blas_trans_type transt = blas_no_trans) const;

  ComplexColumnVector solve (const ColumnVector& b) const;
  ComplexColumnVector solve (const ColumnVector& b, octave_idx_type& info) const;
  ComplexColumnVector solve (const ColumnVector& b, octave_idx_type& info,
                             double& rcon) const;
  ComplexColumnVector solve (const ColumnVector& b, octave_idx_type& info,
                             double& rcon,
                             solve_singularity_handler sing_handler,
                             blas_trans_type transt = blas_no_trans) const;

  ComplexColumnVector solve (const ComplexColumnVector& b) const;
  ComplexColumnVector solve (const ComplexColumnVector& b,
                             octave_idx_type& info) const;
  ComplexColumnVector solve (const ComplexColumnVector& b,
                             octave_idx_type& info,
                             double& rcon) const;
  ComplexColumnVector solve (const ComplexColumnVector& b,
                             octave_idx_type& info,
                             double& rcon,
                             solve_singularity_handler sing_handler,
                             blas_trans_type transt = blas_no_trans) const;

  ComplexMatrix lssolve (const Matrix& b) const;
  ComplexMatrix lssolve (const Matrix& b, octave_idx_type& info) const;
  ComplexMatrix lssolve (const Matrix& b, octave_idx_type& info,
                         octave_idx_type& rank) const;
  ComplexMatrix lssolve (const Matrix& b, octave_idx_type& info,
                         octave_idx_type& rank, double& rcon) const;

  ComplexMatrix lssolve (const ComplexMatrix& b) const;
  ComplexMatrix lssolve (const ComplexMatrix& b, octave_idx_type& info) const;
  ComplexMatrix lssolve (const ComplexMatrix& b, octave_idx_type& info,
                         octave_idx_type& rank) const;
  ComplexMatrix lssolve (const ComplexMatrix& b, octave_idx_type& info,
                         octave_idx_type& rank, double& rcon) const;

  ComplexColumnVector lssolve (const ColumnVector& b) const;
  ComplexColumnVector lssolve (const ColumnVector& b,
                               octave_idx_type& info) const;
  ComplexColumnVector lssolve (const ColumnVector& b, octave_idx_type& info,
                               octave_idx_type& rank) const;
  ComplexColumnVector lssolve (const ColumnVector& b, octave_idx_type& info,
                               octave_idx_type& rank, double& rcon) const;

  ComplexColumnVector lssolve (const ComplexColumnVector& b) const;
  ComplexColumnVector lssolve (const ComplexColumnVector& b,
                               octave_idx_type& info) const;
  ComplexColumnVector lssolve (const ComplexColumnVector& b,
                               octave_idx_type& info,
                               octave_idx_type& rank) const;
  ComplexColumnVector lssolve (const ComplexColumnVector& b,
                               octave_idx_type& info,
                               octave_idx_type& rank, double& rcon) const;

  // matrix by diagonal matrix -> matrix operations

  ComplexMatrix& operator += (const DiagMatrix& a);
  ComplexMatrix& operator -= (const DiagMatrix& a);

  ComplexMatrix& operator += (const ComplexDiagMatrix& a);
  ComplexMatrix& operator -= (const ComplexDiagMatrix& a);

  // matrix by matrix -> matrix operations

  ComplexMatrix& operator += (const Matrix& a);
  ComplexMatrix& operator -= (const Matrix& a);

  // other operations

  boolMatrix all (int dim = -1) const;
  boolMatrix any (int dim = -1) const;

  ComplexMatrix cumprod (int dim = -1) const;
  ComplexMatrix cumsum (int dim = -1) const;
  ComplexMatrix prod (int dim = -1) const;
  ComplexMatrix sum (int dim = -1) const;
  ComplexMatrix sumsq (int dim = -1) const;
  Matrix abs (void) const;

  ComplexMatrix diag (octave_idx_type k = 0) const;

  ComplexDiagMatrix diag (octave_idx_type m, octave_idx_type n) const;

  bool row_is_real_only (octave_idx_type) const;
  bool column_is_real_only (octave_idx_type) const;

  ComplexColumnVector row_min (void) const;
  ComplexColumnVector row_max (void) const;

  ComplexColumnVector row_min (Array<octave_idx_type>& index) const;
  ComplexColumnVector row_max (Array<octave_idx_type>& index) const;

  ComplexRowVector column_min (void) const;
  ComplexRowVector column_max (void) const;

  ComplexRowVector column_min (Array<octave_idx_type>& index) const;
  ComplexRowVector column_max (Array<octave_idx_type>& index) const;

  // i/o

  friend OCTAVE_API std::ostream& operator << (std::ostream& os,
                                               const ComplexMatrix& a);
  friend OCTAVE_API std::istream& operator >> (std::istream& is,
                                               ComplexMatrix& a);
};

extern OCTAVE_API ComplexMatrix conj (const ComplexMatrix& a);

// column vector by row vector -> matrix operations

extern OCTAVE_API ComplexMatrix
operator * (const ColumnVector& a, const ComplexRowVector& b);

extern OCTAVE_API ComplexMatrix
operator * (const ComplexColumnVector& a, const RowVector& b);

extern OCTAVE_API ComplexMatrix
operator * (const ComplexColumnVector& a, const ComplexRowVector& b);

extern OCTAVE_API ComplexMatrix
Givens (const Complex&, const Complex&);

extern OCTAVE_API ComplexMatrix
Sylvester (const ComplexMatrix&, const ComplexMatrix&, const ComplexMatrix&);

extern OCTAVE_API ComplexMatrix
xgemm (const ComplexMatrix& a, const ComplexMatrix& b,
       blas_trans_type transa = blas_no_trans,
       blas_trans_type transb = blas_no_trans);

extern OCTAVE_API ComplexMatrix operator * (const Matrix&,
                                            const ComplexMatrix&);
extern OCTAVE_API ComplexMatrix operator * (const ComplexMatrix&,
                                            const Matrix&);
extern OCTAVE_API ComplexMatrix operator * (const ComplexMatrix&,
                                            const ComplexMatrix&);

extern OCTAVE_API ComplexMatrix min (const Complex& c, const ComplexMatrix& m);
extern OCTAVE_API ComplexMatrix min (const ComplexMatrix& m, const Complex& c);
extern OCTAVE_API ComplexMatrix min (const ComplexMatrix& a,
                                     const ComplexMatrix& b);

extern OCTAVE_API ComplexMatrix max (const Complex& c, const ComplexMatrix& m);
extern OCTAVE_API ComplexMatrix max (const ComplexMatrix& m, const Complex& c);
extern OCTAVE_API ComplexMatrix max (const ComplexMatrix& a,
                                     const ComplexMatrix& b);

extern OCTAVE_API ComplexMatrix linspace (const ComplexColumnVector& x1,
                                          const ComplexColumnVector& x2,
                                          octave_idx_type n);


MS_CMP_OP_DECLS (ComplexMatrix, Complex, OCTAVE_API)
MS_BOOL_OP_DECLS (ComplexMatrix, Complex, OCTAVE_API)

SM_CMP_OP_DECLS (Complex, ComplexMatrix, OCTAVE_API)
SM_BOOL_OP_DECLS (Complex, ComplexMatrix, OCTAVE_API)

MM_CMP_OP_DECLS (ComplexMatrix, ComplexMatrix, OCTAVE_API)
MM_BOOL_OP_DECLS (ComplexMatrix, ComplexMatrix, OCTAVE_API)

MARRAY_FORWARD_DEFS (MArray, ComplexMatrix, Complex)

#endif