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dsymatrix-_dcovector.hpp File Reference

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Functions

_dcovector operator* (const dsymatrix &mat, const _dcovector &vec)

Function Documentation

_dcovector operator* ( const dsymatrix mat,
const _dcovector vec 
) [inline]

dsymatrix*_dcovector operator

Definition at line 3 of file dsymatrix-_dcovector.hpp.

References _(), _dcovector::array, dcovector::array, dsymatrix::array, _dcovector::destroy(), _dcovector::l, and dsymatrix::n.

{VERBOSE_REPORT;
#ifdef  CPPL_DEBUG
  if(mat.n!=vec.l){
    ERROR_REPORT;
    std::cerr << "These matrix and vector can not make a product." << std::endl
              << "Your input was (" << mat.n << "x" << mat.n << ") * (" << vec.l << ")." << std::endl;
    exit(1);
  }
#endif//CPPL_DEBUG
  
  dcovector newvec(mat.n);
  dsymv_( 'l', mat.n, 1.0, mat.array, mat.n,
          vec.array, 1, 0.0, newvec.array, 1 );
  
  vec.destroy();
  return _(newvec);
}
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