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annotate liboctave/SparsedbleCHOL.h @ 11586:12df7854fa7c
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| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Thu, 20 Jan 2011 17:24:59 -0500 |
| parents | fd0a3ac60b0e |
| children | 72c96de7a403 |
| rev | line source |
|---|---|
| 5506 | 1 /* |
| 2 | |
| 11523 | 3 Copyright (C) 2005-2011 David Bateman |
| 4 Copyright (C) 1998-2005 Andy Adler | |
| 7016 | 5 |
| 6 This file is part of Octave. | |
| 5506 | 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 | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 5506 | 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 | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 5506 | 21 |
| 22 */ | |
| 23 | |
| 24 #if !defined (octave_sparse_CHOL_h) | |
| 25 #define octave_sparse_CHOL_h 1 | |
| 26 | |
| 27 #include "sparse-base-chol.h" | |
| 28 #include "dSparse.h" | |
| 29 | |
| 30 class | |
| 6108 | 31 OCTAVE_API |
| 5506 | 32 SparseCHOL : public sparse_base_chol <SparseMatrix, double, SparseMatrix> |
| 33 { | |
| 34 public: | |
| 35 | |
| 36 SparseCHOL (void) : sparse_base_chol<SparseMatrix, double, SparseMatrix> () { } | |
| 37 | |
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38 SparseCHOL (const SparseMatrix& a, bool natural = true) : |
| 5506 | 39 sparse_base_chol<SparseMatrix, double, SparseMatrix> (a, natural) { } |
| 40 | |
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41 SparseCHOL (const SparseMatrix& a, octave_idx_type& info, |
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42 bool natural = true) : |
| 5506 | 43 sparse_base_chol<SparseMatrix, double, SparseMatrix> (a, info, natural) { } |
| 44 | |
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45 SparseCHOL (const SparseCHOL& a) : |
| 5506 | 46 sparse_base_chol<SparseMatrix, double, SparseMatrix> (a) { } |
| 47 | |
| 48 ~SparseCHOL (void) { } | |
| 49 | |
| 50 SparseCHOL& operator = (const SparseCHOL& a) | |
| 51 { | |
| 52 if (this != &a) | |
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53 sparse_base_chol <SparseMatrix, double, SparseMatrix> :: operator = (a); |
| 5506 | 54 |
| 55 return *this; | |
| 56 } | |
| 57 | |
| 58 SparseMatrix chol_matrix (void) const { return R(); } | |
| 59 | |
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60 SparseMatrix L (void) const |
| 5506 | 61 { return sparse_base_chol<SparseMatrix, double, SparseMatrix>:: L (); } |
| 62 | |
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63 SparseMatrix R (void) const |
| 5506 | 64 { return sparse_base_chol<SparseMatrix, double, SparseMatrix>:: R (); } |
| 65 | |
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66 octave_idx_type P (void) const |
| 5506 | 67 { return sparse_base_chol<SparseMatrix, double, SparseMatrix>:: P (); } |
| 68 | |
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69 ColumnVector perm (void) const |
| 5506 | 70 { return sparse_base_chol<SparseMatrix, double, SparseMatrix>:: perm (); } |
| 71 | |
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72 SparseMatrix Q (void) const |
| 5506 | 73 { return sparse_base_chol<SparseMatrix, double, SparseMatrix>:: Q (); } |
| 74 | |
| 75 double rcond (void) const | |
| 76 { return sparse_base_chol<SparseMatrix, double, SparseMatrix>:: rcond (); } | |
| 77 | |
| 78 // Compute the inverse of a matrix using the Cholesky factorization. | |
| 79 SparseMatrix inverse (void) const | |
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80 { return sparse_base_chol<SparseMatrix, double, SparseMatrix>:: |
| 5506 | 81 inverse (); } |
| 82 }; | |
| 83 | |
| 6108 | 84 SparseMatrix OCTAVE_API chol2inv (const SparseMatrix& r); |
| 5506 | 85 |
| 86 #endif |