Left-normalise tensor on site where
and return the left-over bit.
\( \Psi(\textrm{where}) \to \Psi(\textrm{where}) S V \)
where | position of state component in psi that is to be normalised |
References conf, syten::MPS::State::dropUnmatched(), syten::MPS::norm(), psi, syten::MPS::State::rIdx, syten::Truncation::scaled(), syten::SVD::svd(), and syten::TDVP::Conf::trunc.
Referenced by sweepRight(), and sweepRightTwoSite().