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Functions | |
_drovector | operator* (const _drovector &vec, const _dssmatrix &mat) |
_drovector operator* | ( | const _drovector & | vec, |
const _dssmatrix & | mat | ||
) | [inline] |
_drovector*_dssmatrix operator
Definition at line 3 of file _drovector-_dssmatrix.hpp.
References _(), _dssmatrix::data, _dssmatrix::destroy(), _drovector::destroy(), _drovector::l, _dssmatrix::n, and drovector::zero().
{VERBOSE_REPORT; #ifdef CPPL_DEBUG if(vec.l!=mat.n){ ERROR_REPORT; std::cerr << "These vector and matrix can not make a product." << std::endl << "Your input was (" << vec.l << ") * (" << mat.n << "x" << mat.n << ")." << std::endl; exit(1); } #endif//CPPL_DEBUG drovector newvec(mat.n); newvec.zero(); for(std::vector<dcomponent>::const_iterator it=mat.data.begin(); it!=mat.data.end(); it++){ newvec(it->j) +=vec(it->i)*it->v; if(it->i!=it->j){ newvec(it->i) +=vec(it->j)*it->v; } } vec.destroy(); mat.destroy(); return _(newvec); }