pytenet.tdvp

TDVP time integration algorithms for MPS, based on a Lanczos iteration for the local time evolution steps.

Reference:

J. Haegeman, C. Lubich, I. Oseledets, B. Vandereycken, F. Verstraete Unifying time evolution and optimization with matrix product states Phys. Rev. B 94, 165116 (2016) (arXiv:1408.5056)

Functions

tdvp_singlesite(hamiltonian, psi, dt, numsteps)	Symmetric single-site TDVP integration.
tdvp_twosite(hamiltonian, psi, dt, numsteps)	Symmetric two-site TDVP integration.