annotate liboctave/numeric/qr.h @ 22868:87e3163f6c87

use c++11 "= default" syntax for declaration of trivial destructors * make_int.cc, Canvas.h, GenericEventNotify.h, TextEdit.h, gl-select.h, QTerminal.h, files-dock-widget.h, history-dock-widget.h, octave-cmd.h, octave-dock-widget.h, octave-interpreter.h, thread-manager.h, welcome-wizard.h, workspace-model.h, workspace-view.h, base-text-renderer.h, comment-list.h, debug.h, dynamic-ld.cc, dynamic-ld.h, ft-text-renderer.cc, gl-render.h, gl2ps-print.cc, graphics.in.h, hook-fcn.h, input.h, load-path.h, mxarray.in.h, oct-errno.h, oct-fstrm.h, oct-handle.h, oct-iostrm.h, oct-lvalue.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.h, pr-output.cc, procstream.h, sighandlers.cc, symtab.h, text-renderer.h, txt-eng.h, variables.cc, workspace-element.h, __init_fltk__.cc, __init_gnuplot__.cc, ov-base-diag.h, ov-base-int.h, ov-base-scalar.h, ov-base-sparse.h, ov-base.h, ov-bool-mat.h, ov-bool-sparse.h, ov-bool.h, ov-builtin.h, ov-cell.h, ov-ch-mat.h, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-colon.h, ov-complex.cc, ov-complex.h, ov-cs-list.h, ov-cx-diag.h, ov-cx-mat.h, ov-cx-sparse.h, ov-fcn-handle.h, ov-fcn-inline.h, ov-fcn.h, ov-float.h, ov-flt-complex.h, ov-flt-cx-diag.h, ov-flt-cx-mat.h, ov-flt-re-diag.h, ov-flt-re-mat.h, ov-intx.h, ov-lazy-idx.h, ov-re-diag.h, ov-re-mat.h, ov-re-sparse.h, ov-scalar.h, ov-str-mat.h, ov-struct.h, ov-typeinfo.h, ov-usr-fcn.h, ovl.h, octave.h, lex.h, parse.h, pt-binop.h, pt-bp.h, pt-cell.h, pt-check.h, pt-classdef.h, pt-cmd.h, pt-const.h, pt-decl.h, pt-eval.h, pt-exp.h, pt-fcn-handle.h, pt-funcall.h, pt-id.h, pt-jump.h, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.h, pt-pr-code.h, pt-unop.h, pt-walk.h, pt.h, DiagArray2.h, MArray.h, MDiagArray2.h, MSparse.h, idx-vector.h, quit.h, CollocWt.h, DAE.h, DAEFunc.h, DAERT.h, DAERTFunc.h, DASPK.h, DASRT.h, DASSL.h, EIG.h, LSODE.h, ODE.h, ODEFunc.h, ODES.h, ODESFunc.h, Quad.h, aepbalance.h, base-dae.h, base-de.h, base-min.h, fEIG.h, gepbalance.h, gsvd.h, hess.h, lu.h, oct-rand.h, oct-spparms.h, qr.h, qrp.h, schur.h, sparse-lu.h, svd.h, child-list.h, file-stat.h, oct-passwd.h, oct-time.h, oct-uname.h, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, glob-match.h, lo-array-errwarn.h, lo-regexp.h, oct-mutex.h, pathsearch.h, str-vec.h, url-transfer.h:
author John W. Eaton <jwe@octave.org>
date Tue, 06 Dec 2016 10:59:29 -0500
parents 3a2b891d0b33
children ef4d915df748
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1 /*
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2
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3 Copyright (C) 1994-2016 John W. Eaton
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4 Copyright (C) 2008-2009 Jaroslav Hajek
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5 Copyright (C) 2009 VZLU Prague
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6
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7 This file is part of Octave.
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8
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9 Octave is free software; you can redistribute it and/or modify it
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10 under the terms of the GNU General Public License as published by
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11 the Free Software Foundation; either version 3 of the License, or
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12 (at your option) any later version.
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14 Octave is distributed in the hope that it will be useful, but
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15 WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 GNU General Public License for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with Octave; see the file COPYING. If not, see
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21 <http://www.gnu.org/licenses/>.
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22
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23 */
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24
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25 #if ! defined (octave_qr_h)
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26 #define octave_qr_h 1
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27
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28 #include "octave-config.h"
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29
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30 #include "Array.h"
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32 namespace octave
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33 {
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34 namespace math
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35 {
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36 template <typename T>
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37 class
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38 qr
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39 {
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40 public:
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42 typedef typename T::element_type ELT_T;
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43 typedef typename T::row_vector_type RV_T;
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44 typedef typename T::column_vector_type CV_T;
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46 enum type
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47 {
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48 std,
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49 raw,
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50 economy
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51 };
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52
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53 qr (void) : q (), r () { }
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54
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55 qr (const T& a, type qr_type = qr::std)
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56 : q (), r ()
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57 {
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58 init (a, qr_type);
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59 }
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61 qr (const T& q, const T& r);
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62
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63 qr (const qr& a) : q (a.q), r (a.r) { }
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65 qr& operator = (const qr& a)
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66 {
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67 if (this != &a)
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68 {
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69 q = a.q;
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70 r = a.r;
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71 }
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72
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73 return *this;
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74 }
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76 virtual ~qr (void) = default;
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77
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78 T Q (void) const { return q; }
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79
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80 T R (void) const { return r; }
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81
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82 type get_type (void) const;
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83
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84 bool regular (void) const;
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85
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86 void init (const T& a, type qr_type);
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87
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88 void update (const CV_T& u, const CV_T& v);
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89
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90 void update (const T& u, const T& v);
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91
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92 void insert_col (const CV_T& u, octave_idx_type j);
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93
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94 void insert_col (const T& u, const Array<octave_idx_type>& j);
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95
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96 void delete_col (octave_idx_type j);
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97
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98 void delete_col (const Array<octave_idx_type>& j);
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99
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100 void insert_row (const RV_T& u, octave_idx_type j);
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101
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102 void delete_row (octave_idx_type j);
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103
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104 void shift_cols (octave_idx_type i, octave_idx_type j);
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105
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106 protected:
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107
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108 T q;
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109 T r;
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110
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111 void form (octave_idx_type n, T& afact, ELT_T *tau, type qr_type);
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112 };
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113
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114 extern void warn_qrupdate_once (void);
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115 }
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116 }
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117
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118 #endif
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4caa7b28d183 maint: Style check C++ code in liboctave/
Rik <rik@octave.org>
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