Tensor< 4 > syten::T3N::ChemHelper::tensorElem | ( | QCDMRG::tensor_elem_t const & | desc, |
std::vector< std::string > const & | sso_labels, | ||
Lattice const & | lat | ||
) |
Construct the real MPO tensor element with the element description.
References syten::abs(), syten::T3N::Operator::physicalDirs, syten::Tensor< rank >::reduce(), syten::scale(), and SYTEN_SMALL_THRESHOLD.