sing_val_thresholds

std::vector<SRDef> syten::TDVP::GSEConf::sing_val_thresholds = {1e-8}

if adaptive, do not expand if the smallest singular value is below this threshold

Referenced by syten::MPS::TDVP::Worker::normL(), syten::MPS::TDVP::Worker::normR(), syten::MPS::TDVP::PTDVP< enable >::PTDVP(), serialize(), and syten::MPS::TDVP::Worker::sweep().