// @(#)root/base:$Name: $:$Id: TMatrixDCramerInv.h,v 1.4 2005/04/07 14:43:35 rdm Exp $
// Authors: Fons Rademakers, Eddy Offermann Jan 2004
/*************************************************************************
* Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
#ifndef ROOT_TMatrixDCramerInv
#define ROOT_TMatrixDCramerInv
//////////////////////////////////////////////////////////////////////////
// //
// TMatrixDCramerInv //
// //
// Encapsulate Cramer Inversion routines. //
// //
// The 4x4, 5x5 and 6x6 are adapted from routines written by //
// Mark Fischler and Steven Haywood as part of the CLHEP package //
// //
//////////////////////////////////////////////////////////////////////////
#ifndef ROOT_Rtypes
#include "Rtypes.h"
#endif
#ifndef ROOT_TMatrixD
#include "TMatrixD.h"
#endif
class TMatrixDCramerInv {
public:
static Bool_t Inv2x2(TMatrixD &m,Double_t *determ);
static Bool_t Inv3x3(TMatrixD &m,Double_t *determ);
static Bool_t Inv4x4(TMatrixD &m,Double_t *determ);
static Bool_t Inv5x5(TMatrixD &m,Double_t *determ);
static Bool_t Inv6x6(TMatrixD &m,Double_t *determ);
virtual ~TMatrixDCramerInv() { }
ClassDef(TMatrixDCramerInv,0) //Cramer Inversion routines for general matrix
};
#endif
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