We show that the transition from regular to chaotic spectral statistics in interacting many-body quantum systems has an unambiguous signature in the distribution of Schmidt coefficients dynamically generated from a generic initial state, and thus limits the efficiency of the t-DMRG algorithm.
@article{arxiv.0808.3911,
title = {Simulability and regularity of complex quantum systems},
author = {Hannah Venzl and Andrew J. Daley and Florian Mintert and Andreas Buchleitner},
journal= {arXiv preprint arXiv:0808.3911},
year = {2008}
}