14   const std::vector<dcomponent>::iterator newmat_data_end =newmat.
data.end();
 
   15   for(std::vector<dcomponent>::iterator it=newmat.
data.begin(); it!=newmat_data_end; it++){
 
std::vector< dcomponent > data
matrix data 
 
const dssmatrix & operator+(const dssmatrix &mat)
 
(DO NOT USE) Smart-temporary Real Double-precision Symmetric Sparse Matrix Class 
 
_dssmatrix operator-(const dssmatrix &mat)
 
Real Double-precision Symmetric Sparse Matrix Class. 
 
_dcovector _(dcovector &vec)