void copy(const dgrmatrix &)
std::vector< double > a
matrix component values
std::vector< CPPL_INT > ia
rowIndex (NOT zero-based BUT one-based indexing)
CPPL_INT n
matrix column size
CPPL_INT m
matrix row size
std::vector< CPPL_INT > ja
columns (NOT zero-based BUT one-based indexing)
Real Double-precision General Compressed Sparse Row (CSR) Matrix Class.