//=============================================================================
//! (DO NOT USE) Smart-temporary Real Double-precision General Sparse Matrix Class
class _dgsmatrix
{
public:
//// objects ////
mutable long M; //!< matrix row size
mutable long N; //!< matrix column size
mutable long CAP; //!< the length of data arrays
mutable long VOL; //!< the number of non-zero components
mutable double* Array; //!< 1D array to store non-zero matrix data
mutable long* Indx; //!< 1D array to store the i-index of non-zero matrix components
mutable long* Jndx; //!< 1D array to store the j-index of non-zero matrix components
mutable std::vector< std::pair<long,long> >* Row; //!< array of vector to store the entry information of component for each row
mutable std::vector< std::pair<long,long> >* Col; //!< array of vector to store the entry information of component for each column
//// constructor ////
inline _dgsmatrix();
inline _dgsmatrix(const _dgsmatrix&);
inline ~_dgsmatrix(); //destructor
//// cast ////
inline operator _zssmatrix();
//// io ////
inline double operator()(const long&, const long&) const;
inline friend std::ostream& operator<<(std::ostream&, const _dgsmatrix&);
inline void write(const char *) const;
//// misc ////
inline void nullify() const;
inline void destroy() const;
//// calc ////
inline friend _dgsmatrix t(const dgsmatrix&);
inline friend void idamax(long&, long&, const dgsmatrix&);
inline friend double damax(const dgsmatrix&);
//// unary ////
inline friend const _dgsmatrix& operator+(const _dgsmatrix&);
inline friend _dgsmatrix operator-(const _dgsmatrix&);
//// + ////
inline friend _dgsmatrix operator+(const dgsmatrix&, const dgsmatrix&);
inline friend _dgsmatrix operator+(const dgsmatrix&, const _dgsmatrix&);
inline friend _dgsmatrix operator+(const _dgsmatrix&, const dgsmatrix&);
inline friend _dgsmatrix operator+(const _dgsmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator+(const _dgsmatrix&, const dgematrix&);
inline friend _dgematrix operator+(const _dgsmatrix&, const _dgematrix&);
inline friend _dgematrix operator+(const _dgematrix&, const _dgsmatrix&);
inline friend _dgematrix operator+(const dgematrix&, const _dgsmatrix&);
inline friend _dgematrix operator+(const _dgsmatrix&, const dgbmatrix&);
inline friend _dgematrix operator+(const _dgsmatrix&, const _dgbmatrix&);
inline friend _dgematrix operator+(const _dgbmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator+(const dgbmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator+(const _dgsmatrix&, const dsymatrix&);
inline friend _dgematrix operator+(const _dgsmatrix&, const _dsymatrix&);
inline friend _dgematrix operator+(const _dsymatrix&, const _dgsmatrix&);
inline friend _dgematrix operator+(const dsymatrix&, const _dgsmatrix&);
//// - ////
inline friend _dgsmatrix operator-(const dgsmatrix&, const dgsmatrix&);
inline friend _dgsmatrix operator-(const dgsmatrix&, const _dgsmatrix&);
inline friend _dgsmatrix operator-(const _dgsmatrix&, const dgsmatrix&);
inline friend _dgsmatrix operator-(const _dgsmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator-(const _dgsmatrix&, const dgematrix&);
inline friend _dgematrix operator-(const _dgsmatrix&, const _dgematrix&);
inline friend _dgematrix operator-(const _dgematrix&, const _dgsmatrix&);
inline friend _dgematrix operator-(const dgematrix&, const _dgsmatrix&);
inline friend _dgematrix operator-(const _dgsmatrix&, const dgbmatrix&);
inline friend _dgematrix operator-(const _dgsmatrix&, const _dgbmatrix&);
inline friend _dgematrix operator-(const _dgbmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator-(const dgbmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator-(const _dgsmatrix&, const dsymatrix&);
inline friend _dgematrix operator-(const _dgsmatrix&, const _dsymatrix&);
inline friend _dgematrix operator-(const _dsymatrix&, const _dgsmatrix&);
inline friend _dgematrix operator-(const dsymatrix&, const _dgsmatrix&);
//// * ////
inline friend _dgsmatrix operator*(const dgsmatrix&, const dgsmatrix&);
inline friend _dgsmatrix operator*(const dgsmatrix&, const _dgsmatrix&);
inline friend _dgsmatrix operator*(const _dgsmatrix&, const dgsmatrix&);
inline friend _dgsmatrix operator*(const _dgsmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator*(const _dgsmatrix&, const dgematrix&);
inline friend _dgematrix operator*(const _dgsmatrix&, const _dgematrix&);
inline friend _dgematrix operator*(const _dgematrix&, const _dgsmatrix&);
inline friend _dgematrix operator*(const dgematrix&, const _dgsmatrix&);
inline friend _dgematrix operator*(const _dgsmatrix&, const dgbmatrix&);
inline friend _dgematrix operator*(const _dgsmatrix&, const _dgbmatrix&);
inline friend _dgematrix operator*(const _dgbmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator*(const dgbmatrix&, const _dgsmatrix&);
inline friend _dgematrix operator*(const _dgsmatrix&, const dsymatrix&);
inline friend _dgematrix operator*(const _dgsmatrix&, const _dsymatrix&);
inline friend _dgematrix operator*(const _dsymatrix&, const _dgsmatrix&);
inline friend _dgematrix operator*(const dsymatrix&, const _dgsmatrix&);
inline friend _dcovector operator*(const dgsmatrix&, const dcovector&);
inline friend _dcovector operator*(const dgsmatrix&, const _dcovector&);
inline friend _drovector operator*(const drovector&, const _dgsmatrix&);
inline friend _drovector operator*(const _drovector&, const _dgsmatrix&);
inline friend _dgsmatrix operator*(const dgsmatrix&, const double&);
inline friend _dgsmatrix operator*(const _dgsmatrix&, const double&);
inline friend _dgsmatrix operator*(const double&, const dgsmatrix&);
inline friend _dgsmatrix operator*(const double&, const _dgsmatrix&);
//// / ////
inline friend _dgsmatrix operator/(const dgsmatrix&, const double&);
inline friend _dgsmatrix operator/(const _dgsmatrix&, const double&);
//// friend classes ////
friend class dgematrix;
friend class _dgematrix;
friend class dgbmatrix;
friend class _dgbmatrix;
friend class dsymatrix;
friend class _dsymatrix;
friend class dgsmatrix;
friend class dcovector;
friend class _dcovector;
friend class drovector;
friend class _drovector;
};