Beispiel #1
0
void finish_tensor_trace( SpinBlock& b, SpinBlock* sysdot, SparseMatrix& sysdot_op, SparseMatrix& op, std::string& build_pattern )
{
  // Build and store new operator
  assert( ! op.get_built() );
  op.set_built() = true;
  op.set_build_pattern() = build_pattern;
//FIXME magic number 2
  op.set_deltaQuantum(1, op.get_quantum_ladder().at( build_pattern ).at(2) );
  op.allocate(b.get_stateInfo());

  SpinAdapted::operatorfunctions::TensorTrace(sysdot, sysdot_op, &b, &(b.get_stateInfo()), op);
}
Beispiel #2
0
void finish_tensor_product( SpinBlock& b, SpinBlock* sysdot, 
                            const SparseMatrix& sysdot_op1, const SparseMatrix& sysdot_op2, SparseMatrix& op, 
                            bool include_parity, std::string& build_pattern )
{
  // Build and store new operator
  assert( ! op.get_built() );
  op.set_built() = true;
  op.set_build_pattern() = build_pattern;
  op.set_deltaQuantum(1, op.get_quantum_ladder().at( build_pattern ).at(2) );
  op.allocate(b.get_stateInfo());

  // Do tensor product
  double parity = 1.0;
  if ( include_parity ) parity = getCommuteParity( sysdot_op1.get_deltaQuantum(0), sysdot_op2.get_deltaQuantum(0), op.get_deltaQuantum(0) );
  SpinAdapted::operatorfunctions::TensorProduct(sysdot, sysdot_op1, sysdot_op2, &b, &(b.get_stateInfo()), op, parity);
}