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annotate liboctave/numeric/qrp.h @ 31249:de6fc38c78c6

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Make Jacobian types offered by dlsode.f accessible by lsode (bug #31626). * liboctave/numeric/LSODE-opts.in: Add options "jacobian type", "lower jacobian subdiagonals", and "upper jacobian subdiagonals". * liboctave/numeric/LSODE.cc (file scope, lsode_j, LSODE::do_integrate (double)): Handle new configurable Jacobian types. * build-aux/mk-opts.pl: Don't implicitly convert to integer in condition.
author Olaf Till <olaf.till@uni-jena.de>
date Fri, 12 Nov 2010 08:53:05 +0100
parents 796f54d4ddbf
children e88a07dec498
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 1994-2022 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 #if ! defined (octave_qrp_h)
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27 #define octave_qrp_h 1
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28
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29 #include "octave-config.h"
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30
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31 #include "PermMatrix.h"
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32 #include "qr.h"
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33
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34 namespace octave
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35 {
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36 namespace math
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37 {
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38 template <typename T>
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39 class
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40 qrp : public qr<T>
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41 {
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42 public:
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43
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44 typedef typename T::real_row_vector_type RV_T;
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46 typedef typename qr<T>::type type;
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47
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48 qrp (void) : qr<T> (), m_p () { }
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50 OCTAVE_API qrp (const T&, type = qr<T>::std);
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52 qrp (const qrp& a) : qr<T> (a), m_p (a.m_p) { }
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54 qrp& operator = (const qrp& a)
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55 {
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56 if (this != &a)
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57 {
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58 qr<T>::operator = (a);
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59 m_p = a.m_p;
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60 }
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61
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62 return *this;
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63 }
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64
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65 ~qrp (void) = default;
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67 OCTAVE_API void init (const T&, type = qr<T>::std);
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68
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69 PermMatrix P (void) const { return m_p; }
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71 OCTAVE_API RV_T Pvec (void) const;
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73 private:
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74
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75 PermMatrix m_p;
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76 };
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77 }
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78 }
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79
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80 #endif