This file is indexed.

/usr/include/trilinos/mrtr_ml_preconditioner.H is in libtrilinos-moertel-dev 12.4.2-2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
/*
#@HEADER
# ************************************************************************
#
#                          Moertel FE Package
#                 Copyright (2006) Sandia Corporation
#
# Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
# license for use of this work by or on behalf of the U.S. Government.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# 3. Neither the name of the Corporation nor the names of the
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Questions? Contact Glen Hansen (gahanse@sandia.gov)
#
# ************************************************************************
#@HEADER
*/
/* ******************************************************************** */
/* See the file COPYRIGHT for a complete copyright notice, contact      */
/* person and disclaimer.                                               */
/* ******************************************************************** */
/*!
 * \file mrtr_ml_preconditioner.H
 *
 * \class MOERTEL::Mortar_ML_Preconditioner
 *
 * \brief 
 *
 * \date Last update do Doxygen: 20-March-06
 *
 */
#ifndef MOERTEL_ML_PRECONDITIONER_H
#define MOERTEL_ML_PRECONDITIONER_H

#include <ctime>
#include <iostream>
#include <vector>

// Trilinos includes
#include <Epetra_Operator.h>
#include <Epetra_CrsMatrix.h>
#include <Epetra_RowMatrix.h>
#ifdef HAVE_MPI
#include <Epetra_MpiComm.h>
#else
#include <Epetra_SerialComm.h>
#endif

#include "Teuchos_RefCountPtr.hpp"
#include "Teuchos_ParameterList.hpp"

#include "ml_common.h"
#include "ml_include.h"
#include "ml_epetra_utils.h"
#include "ml_epetra.h"
#include "ml_epetra_operator.h"
#include "ml_MultiLevelPreconditioner.h"
#include "ml_agg_genP.h"
#include "MLAPI_Error.h"
#include "MLAPI_CompObject.h"
#include "MLAPI_TimeObject.h"
#include "MLAPI_Operator.h"
#include "MLAPI_Operator_Utils.h"
#include "MLAPI_MultiVector.h"
#include "MLAPI_InverseOperator.h"
#include "MLAPI_Expressions.h"
#include "MLAPI_BaseOperator.h"
#include "MLAPI_Workspace.h"
#include "MLAPI_Aggregation.h"
#include "MLAPI_Eig.h"

#include "mrtr_utils.H"

/*!
\brief MOERTEL: namespace of the Moertel package

The Moertel package depends on \ref Epetra, \ref EpetraExt, \ref Teuchos,
\ref Amesos, \ref ML and \ref AztecOO:<br>
Use at least the following lines in the configure of Trilinos:<br>
\code
--enable-moertel 
--enable-epetra 
--enable-epetraext
--enable-teuchos 
--enable-ml
--enable-aztecoo --enable-aztecoo-teuchos 
--enable-amesos
\endcode

*/
namespace MOERTEL
{
/*!
\class Mortar_ML_Preconditioner

\brief 


\author Glen Hansen (gahanse@sandia.gov)

*/
class  Mortar_ML_Preconditioner : public virtual Epetra_Operator
{
public:

  // @{ \name Constructors and destructors
  

  /*!
  \brief Construct the mortar modified ml preocnditioner
  
   Construct the mortar modified ml preconditioner using ML's MLAPI
   
   
   \param Atilde (In) : The mortar modified spd system of equations
   \param A (In) : The original (uncoupled) system matrix
   \param WT (In) : Mortar scaling object 
   \param B (In) : Mortar constraints equations 
   \param params (In) : ML parameters 
   \param constructnow (In) : If true, the preconditioner is constructed immediately 
  */
  explicit Mortar_ML_Preconditioner(Teuchos::RCP<Epetra_CrsMatrix> Atilde,
                                    Teuchos::RCP<Epetra_CrsMatrix> A,
                                    Teuchos::RCP<Epetra_CrsMatrix> WT,
                                    Teuchos::RCP<Epetra_CrsMatrix> B,
                                    Teuchos::RCP<Epetra_Map>       Annmap,
                                    Teuchos::ParameterList& mlparams,
                                    bool constructnow = true);

  
  /*!
  \brief Destroys an instance of this class
  
  Destructor
  
  */
  virtual ~Mortar_ML_Preconditioner() {}

  //@}
  // @{ \name Query methods

  /*!
  \brief Returns the label of this class.
  */
  const char* Label() const {return(&(label_[0]));}

  /*!
  \brief get Comm of this class
  
  Derived from Epetra_Operator, returns ref to the Epetra_Comm of this class 
  
  */
  const Epetra_Comm & Comm() const {return(Atilde_->Comm());}

  /*!
  \brief Get fine level OperatorDomainMap
  
  Derived from Epetra_Operator, get fine level OperatorDomainMap
  
  */
  const Epetra_Map & OperatorDomainMap() const {return Atilde_->OperatorDomainMap();}

  /*!
  \brief Get fine level OperatorRangeMap
  
  Derived from Epetra_Operator, get fine level OperatorRangeMap
  
  */
  const Epetra_Map & OperatorRangeMap() const {return Atilde_->OperatorRangeMap();}
  
  //@}
  // @{ \name Apply methods


  /*!
  \brief Compute the preconditioner
  
   Compute the mortar modified ml preconditioner
  */
  bool Compute();  

  /*!
  \brief ApplyInverse the preconditioner
  
   ApplyInverse the preconditioner. Method is derived from Epetra_Operator. 
   
   
   \param X   (In) : Epetra_MultiVector matching the fine level map of this
                     preconditioner
   \param Y (Out)  : Epetra_MultiVector containing the result on output
  */
  int ApplyInverse(const Epetra_MultiVector& X, Epetra_MultiVector& Y) const ;

  // @{ \name Not implemented methods derived from Epetra_Operator

  /*!
  \brief not implemented
  */
  int Apply(const Epetra_MultiVector& X, Epetra_MultiVector& Y) const 
  { std::cout << "Mortar_ML_Preconditioner::Apply does not make sense for an ML-Multilevel Operator\n"
         << "Use ApplyInverse\n";throw -1;return(-1);}
    
  /*!
  \brief not implemented
  */
  int SetUseTranspose(bool UseTranspose) { std::cout << "Mortar_ML_Preconditioner::SetUseTranspose not impl.\n";return -1;}

  /*!
  \brief not implemented
  */
  double NormInf() const {std::cout << "Mortar_ML_Preconditioner::NormInf not impl.\n";
                          return(-1.0);}


  /*!
  \brief not implemented
  */
  bool UseTranspose() const {std::cout << "Mortar_ML_Preconditioner::UseTranspose not impl.\n"; return false;}

  /*!
  \brief not implemented
  */
  bool HasNormInf() const {std::cout << "Mortar_ML_Preconditioner::HasNormInf not impl.\n"; return false;}

  //@}

private:
  // don't want copy-ctor and = operator
  Mortar_ML_Preconditioner(Mortar_ML_Preconditioner& old);
  Mortar_ML_Preconditioner operator = (const Mortar_ML_Preconditioner& old);
  
  // the v-cycle
#if 1 // old working version
  int MultiLevelSA(const MLAPI::MultiVector& b_f, MLAPI::MultiVector& x_f, int level) const;
#endif
#if 0 // experimental version I
  int MultiLevelSA(const MultiVector& b1_f,
                   const MultiVector& b2_f,
                   MultiVector& x1_f, 
                   MultiVector& x2_f, 
                   int level) const;
#endif
#if 0 // experimental version II
  int MultiLevelSA(const MultiVector& b_f,MultiVector& x_f, int level) const;
#endif

  // some helpers
  inline const MLAPI::Operator& P(const int i) const { return (mlapiPmod_[i]); }
  inline const MLAPI::Operator& R(const int i) const { return (mlapiRmod_[i]); }
  inline const MLAPI::Operator& A(const int i) const { return (mlapiAtilde_[i]); }
  inline const MLAPI::Operator& ImBWT(const int i) const { return (mlapiImBWT_[i]); }
  inline const MLAPI::Operator& ImWBT(const int i) const { return (mlapiImWBT_[i]); }
  inline const MLAPI::InverseOperator& S(const int i) const { return (mlapiS_[i]); }

  const char*                    label_;       // the label of this class
  bool                           iscomputed_;  // flag indicating whether preconditioner is ready for use
  Teuchos::ParameterList&                 mlparams_;    // ML parameter list
  int                            maxlevels_;   // number of levels

  Teuchos::RCP<Epetra_CrsMatrix>  Atilde_;      // mortar modified spd system
  Teuchos::RCP<Epetra_CrsMatrix>  A_;           // original uncoupled system
  Teuchos::RCP<Epetra_CrsMatrix>  WT_;          // mortar scaling
  Teuchos::RCP<Epetra_CrsMatrix>  B_;           // mortar constraints

  Teuchos::RCP<Epetra_Map>        Annmap_;      // row map of Ann

  std::vector<MLAPI::Operator>               mlapiImBWT_;  // operator I - B * W^TT on each grid                     
  std::vector<MLAPI::Operator>               mlapiImWBT_;  // operator I - W * B^T on each grid                     
  std::vector<MLAPI::Operator>               mlapiRmod_;   // modified restriction                     
  std::vector<MLAPI::Operator>               mlapiPmod_;   // modified prolongation                    
  std::vector<MLAPI::Operator>               mlapiAtilde_; // operator Atilde on each grid                       
  std::vector<MLAPI::InverseOperator>        mlapiS_;      // smoother on each grid

#if 0 // additional data for experimental version I 
  Teuchos::RCP<Epetra_Map>        Arrmap_;      // row map of Arr
  Teuchos::RCP<Epetra_CrsMatrix>  Atilde11_;
  Teuchos::RCP<Epetra_CrsMatrix>  Ahat11_;
  Teuchos::RCP<Epetra_CrsMatrix>  M_;
  Teuchos::RCP<Epetra_CrsMatrix>  MT_;
  Operator                       mlapiAtilde11_;
  Operator                       mlapiAhat11_;
  Operator                       mlapiM_;
  Operator                       mlapiMT_;
  InverseOperator                G_;
#endif  

#if 0 // additional data for experimental version II
  Teuchos::RCP<Epetra_Map>        Arrmap_;      // row map of Arr
  Teuchos::RCP<Epetra_CrsMatrix>  Asplit_;      // uncoupled version of A
  Teuchos::RCP<Epetra_CrsMatrix>  Atildesplit_; // uncoupled modified version of Atilde
  Teuchos::RCP<Epetra_CrsMatrix>  Ahat_;        
  std::vector<Operator>               mlapiAtildesplit_;  
  std::vector<Operator>               mlapiAhat_;  
  inline const Operator& Ahat(const int i) const { return (mlapiAhat_[i]); }
#endif  

}; // class  ConstrainedPreconditioner : public virtual Epetra_Operator
}  // namespace ConstrainedPreconditioner


#endif // MOERTEL_ML_PRECONDITIONER_H