SBasisId & syten::STensorImpl::SBasisId::unprime | ( | int | lvl = 1 | ) |
Decreases the prime-level in-place.
References prlvl, and SYTEN_ASSERT_MSG.
Referenced by syten::IPEPSv2::full_update_gauge_fix(), syten::T3N::TDVP::Worker::project_onto_orthogonal_complement(), and syten::T3N::T3NTensor::unprime().