Generates a new product state close to the vacuum.
lat | Lattice on which to create the state |
References syten::genRandom(), and syten::MPS::State::resize().
Referenced by generateNearFermiSeaState(), syten::MPS::ProjectedPurification::generateNearVacuumState(), generateSampledProductState(), and syten::Pyten::init_mps_random().