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obrtgt.h

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// FILE obrtgt.h 


#ifndef INCLUDED_IHOTGT_H
#define INCLUDED_IHOTGT_H


#include "tgtencl.h"
#include "paral.h"


class IHO : public TIGHT_ENCL 
{
  
public: 
  
  IHO( int p, int q );
  
  void CompEncl( INTERVAL_VECTOR & Ytight,
                 INTERVAL_VECTOR & LocErr, 
                 const INTERVAL & h, 
                 int order,
                 PtrODENumeric ODE, 
                 PtrODESolver Solver );
  
  void Init( PtrODENumeric ODE );
  
  ~IHO() ;
  
private:
  
  void ResizeSpace( int n );
  
  void LoadCoeff( int p, int q );  
  
  INTERVAL CompErrorConst( int p, int q );                         

  
private: 
    
  int P;

  int Q;   
  
  PtrParall PrevSol;  
  
  INTERVAL *C_pq;
  INTERVAL *C_qp;  
  
  INTERVAL  ErrorConst;  
  
  VECTOR YpointPred;
  
  VECTOR Ymid;
  
  INTERVAL_VECTOR Z, Yforw, Yback, dj,  Y_1;
  
  MATRIX  AjBB;
  
  MATRIX AjCC; 
  
  INTERVAL_MATRIX Sforw;
  
  INTERVAL_MATRIX Sback;
  
  INTERVAL_MATRIX SbackInv;
  
  INTERVAL_MATRIX Mtmp;

  INTERVAL_MATRIX Bj, Cj;

  INTERVAL_MATRIX AjInv;
};


#endif

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