Electronic wavefunction with maximally entangled MPS representation
arXiv:2103.15658 · doi:10.1140/epjd/s10053-021-00189-2
Abstract
We present an example of an electronic wavefunction with maximally entangled MPS representation, in the sense that the bond dimension is maximal and cannot be lowered by any re-ordering of the underlying one-body basis. Our construction works for any number of electrons and orbitals.