s_bls1.h

矩阵奇异分解(svd)最新c++版本

// File: s_bls1.h -*- c++ -*- 
// Author: Suvrit Sra
// Date: 12 Nov, 2003

// (c) Suvrit Sra 2004 All Rights Reserved


#ifndef _S_BLS1_H_
#define _S_BLS1_H_

#include "bls.h"

namespace ssvd { 

class s_bls1 : public bls {
private:
  long   point1(long *, long, long, double **, double *, double *, double);
  void   block1(double *, double **, double **, double **, double **,
		long, long, long, long, long *);

public:
  // Taken from bls1.c
  long   blklan1(FILE*,long nnzero, long m, long n, long ik, double *v,
		 double *u, double *sing, long ic, long ib, double tol,
		 double *res, long maxit, long *iko, long *ico, long *ibo, 
		 long *memory);

  virtual int    runIt() = 0;
};

}

#endif