ifp_SparseUtil.h

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00001 /*@HEADER
00002 // ***********************************************************************
00003 // 
00004 //       Ifpack: Object-Oriented Algebraic Preconditioner Package
00005 //                 Copyright (2002) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
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00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
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00028 */
00029 
00030 #ifndef _IFP_SPARSEUTIL_H_
00031 #define _IFP_SPARSEUTIL_H_
00032 
00033 void shell_sort(
00034   const int n,
00035   int x[]);
00036 
00037 void allocate_ilu(
00038   const int levfill,
00039   const int n,
00040   int *nzl, int *nzu,
00041   const int ia[], const int ja[],
00042   int *ial[], int *jal[],
00043   int *iau[], int *jau[],
00044   int growthl, int growthu);
00045 
00046 int symbolic_ilu(
00047   const int levinc,
00048   const int n,
00049   int *nzl,
00050   int *nzu,
00051   const int ia[], const int ja[],
00052   int ial[], int jal[],
00053   int iau[], int jau[]);
00054 
00055 #endif // _IFP_SPARSEUTIL_H_
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