src/gmxlib/minvert.h

   1 /*
   2  *
   3  *                This source code is part of
   4  *
   5  *                 G   R   O   M   A   C   S
   6  *
   7  *          GROningen MAchine for Chemical Simulations
   8  *
   9  *                        VERSION 3.2.0
  10  * Written by David van der Spoel, Erik Lindahl, Berk Hess, and others.
  11  * Copyright (c) 1991-2000, University of Groningen, The Netherlands.
  12  * Copyright (c) 2001-2004, The GROMACS development team,
  13  * check out http://www.gromacs.org for more information.
  14
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License
  17  * as published by the Free Software Foundation; either version 2
  18  * of the License, or (at your option) any later version.
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  34  */
  35
  36 #ifndef _minvert_h
  37 #define _minvert_h
  38
  39 #include "typedefs.h"
  40
  41 /* A bunch of routines that works on matrices that run from 1 thru n
  42  * although they are allocated from 0 thru n
  43  */
  44
  45 extern void mat_mult(int n,real **A,real **B,real **C);
  46
  47 extern real **mk_mat(int n);
  48
  49 extern real **mk_mat2(int nrow,int ncol);
  50
  51 extern void cp_mat(int n,real **src,real **dest);
  52
  53 extern void print_mat(FILE *fp,char *title,int n,real **a,int *indx);
  54 /* index may be NULL */
  55
  56 extern void invert_mat(int n,real **A,real **Ainv);
  57
  58 #endif