GNU Octave  3.8.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
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CmplxQR.h
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1 /*
2 
3 Copyright (C) 1994-2013 John W. Eaton
4 Copyright (C) 2008-2009 Jaroslav Hajek
5 
6 This file is part of Octave.
7 
8 Octave is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by the
10 Free Software Foundation; either version 3 of the License, or (at your
11 option) any later version.
12 
13 Octave is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
17 
18 You should have received a copy of the GNU General Public License
19 along with Octave; see the file COPYING. If not, see
20 <http://www.gnu.org/licenses/>.
21 
22 */
23 
24 #if !defined (octave_CmplxQR_h)
25 #define octave_CmplxQR_h 1
26 
27 #include <iosfwd>
28 
29 #include "CMatrix.h"
30 #include "CColVector.h"
31 #include "CRowVector.h"
32 #include "base-qr.h"
33 
34 
35 class
36 OCTAVE_API
38 {
39 public:
40 
41  ComplexQR (void) : base_qr<ComplexMatrix> () { }
42 
44 
45  ComplexQR (const ComplexMatrix& qx, const ComplexMatrix& rx)
46  : base_qr<ComplexMatrix> (qx, rx) { }
47 
48  ComplexQR (const ComplexQR& a) : base_qr<ComplexMatrix> (a) { }
49 
50  void init (const ComplexMatrix&, qr_type_t = qr_type_std);
51 
52  void update (const ComplexColumnVector& u, const ComplexColumnVector& v);
53 
54  void update (const ComplexMatrix& u, const ComplexMatrix& v);
55 
56  void insert_col (const ComplexColumnVector& u, octave_idx_type j);
57 
58  void insert_col (const ComplexMatrix& u, const Array<octave_idx_type>& j);
59 
60  void delete_col (octave_idx_type j);
61 
62  void delete_col (const Array<octave_idx_type>& j);
63 
64  void insert_row (const ComplexRowVector& u, octave_idx_type j);
65 
66  void delete_row (octave_idx_type j);
67 
68  void shift_cols (octave_idx_type i, octave_idx_type j);
69 
70 protected:
71 
72  void form (octave_idx_type n, ComplexMatrix& afact,
73  Complex *tau, qr_type_t qr_type);
74 };
75 
76 #endif