pith. sign in

arxiv: 1711.06559 · v2 · pith:RTJANNN4new · submitted 2017-11-15 · ❄️ cond-mat.str-el · quant-ph

Matrix product state approximations for infinite systems

classification ❄️ cond-mat.str-el quant-ph
keywords approximatedepsiloninfinitelocalmatrixproductstatesaccuracy
0
0 comments X
read the original abstract

We prove that ground states of gapped local Hamiltonians on an infinite spin chain can be efficiently approximated by matrix product states with a bond dimension which scales as D~(L-1)/epsilon, where any local quantity on L consecutive spins is approximated to accuracy epsilon.

This paper has not been read by Pith yet.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.