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#ifndef _SOLVER_H_
#define _SOLVER_H_

class mgcLinearSystemD
{
public:
  mgcLinearSystemD() {;}

  double** NewMatrix (int N);
  void DeleteMatrix (int N, double** A);
  double* NewVector (int N);

  int Solve (int N, double** A, double* b);
  // Input:
  //     A[N][N] coefficient matrix, entries are A[row][col]
  //     b[N] vector, entries are b[row]
  // Output:
  //     return value is TRUE if successful, FALSE if pivoting failed
  //     A[N][N] is inverse matrix
  //     b[N] is solution x to Ax = b
};

#endif