Mercurial > octave
view liboctave/numeric/base-qr.cc @ 20955:77f5591878bf
maint: Use '! expr' rather than '!expr' to conform to coding guidelines.
* dialog.h, documentation-dock-widget.cc, files-dock-widget.cc,
find-files-dialog.cc, file-editor-tab.cc, file-editor.cc, find-dialog.cc,
octave-qscintilla.cc, main-window.cc, parser.cc, resource-manager.cc,
workspace-view.cc, data.cc, dlmread.cc, gl-render.cc, gl2ps-renderer.cc,
graphics.cc, graphics.in.h, ls-hdf5.cc, ls-mat5.cc, ls-oct-binary.cc, lsode.cc,
mappers.cc, pt-jit.cc, regexp.cc, spparms.cc, symtab.h, utils.cc, zfstream.cc,
__eigs__.cc, __glpk__.cc, __init_fltk__.cc, ccolamd.cc, colamd.cc,
ov-base-diag.cc, ov-base-int.cc, ov-base-sparse.cc, ov-bool-mat.cc,
ov-bool-sparse.cc, ov-bool.cc, ov-class.cc, ov-cx-sparse.cc, ov-fcn-handle.cc,
ov-fcn-inline.cc, ov-java.cc, ov-perm.cc, ov-re-sparse.cc, ov-str-mat.cc,
ov-struct.cc, ov.cc, pt-mat.cc, Array.cc, Array.h, CMatrix.cc, CSparse.cc,
MatrixType.cc, PermMatrix.cc, Sparse.h, dMatrix.cc, dSparse.cc, fCMatrix.cc,
fMatrix.cc, idx-vector.cc, CollocWt.h, SparseCmplxLU.cc, SparseCmplxQR.cc,
SparseQR.cc, SparsedbleLU.cc, base-qr.cc, eigs-base.cc, oct-fftw.cc,
randmtzig.c, sparse-dmsolve.cc, kpse.cc, lo-regexp.cc, oct-locbuf.h,
url-transfer.cc, url-transfer.h, bitset.m, interp2.m, __isequal__.m,
inpolygon.m, questdlg.m, help.m, compare_versions.m, substruct.m,
configure_make.m, whitebg.m, __marching_cube__.m, struct2hdl.m, polyfit.m,
spline.m, unique.m, svds.m, ellipke.m, binoinv.m, hygepdf.m, nbininv.m,
poissinv.m, tcdf.m, unidcdf.m, unidpdf.m, dec2base.m, assert.m, weekday.m,
mkoctfile.in.cc:
maint: Use '! expr' rather than '!expr' to conform to coding guidelines.
author | Rik <rik@octave.org> |
---|---|
date | Sun, 20 Dec 2015 10:15:02 -0800 |
parents | 4197fc428c7d |
children | 538b57866b90 |
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/* Copyright (C) 2009-2015 Jaroslav Hajek 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/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include "base-qr.h" template <class qr_type> base_qr<qr_type>::base_qr (const qr_type& q_arg, const qr_type& r_arg) : q (q_arg), r (r_arg) { octave_idx_type q_nr = q.rows (); octave_idx_type q_nc = q.columns (); octave_idx_type r_nr = r.rows (); octave_idx_type r_nc = r.columns (); if (! (q_nc == r_nr && (q_nr == q_nc || (q_nr > q_nc && r_nr == r_nc)))) { q = qr_type (); r = qr_type (); (*current_liboctave_error_handler) ("QR dimensions mismatch"); } } template <class qr_type> qr_type_t base_qr<qr_type>::get_type (void) const { qr_type_t retval; if (! q.is_empty () && q.is_square ()) retval = qr_type_std; else if (q.rows () > q.columns () && r.is_square ()) retval = qr_type_economy; else retval = qr_type_raw; return retval; } template <class qr_type> bool base_qr<qr_type>::regular (void) const { bool retval = true; octave_idx_type k = std::min (r.rows (), r.columns ()); for (octave_idx_type i = 0; i < k; i++) { if (r(i, i) == qr_elt_type ()) { retval = false; break; } } return retval; }