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zrovector-_zgbmatrix.hpp File Reference

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Functions

_zrovector operator* (const zrovector &vec, const _zgbmatrix &mat)

Function Documentation

_zrovector operator* ( const zrovector vec,
const _zgbmatrix mat 
) [inline]

zrovector*_zgbmatrix operator

Definition at line 3 of file zrovector-_zgbmatrix.hpp.

References _(), zrovector::array, _zgbmatrix::array, _zgbmatrix::destroy(), _zgbmatrix::kl, _zgbmatrix::ku, zrovector::l, _zgbmatrix::m, and _zgbmatrix::n.

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