TDVPConfig#

class cuquantum.densitymat.TDVPConfig( order: int | None = None, num_sites: int | None = None, svd_config: SVDConfig | None = None, )[source]#

Configuration for TDVP (Time-Dependent Variational Principle) split propagation.

Parameters:

order – Order of TDVP sweeps (2 or 4). Defaults to 2 when None.
num_sites – Number of sites swept per local update. 1 for 1-site TDVP, 2 for 2-site TDVP. Defaults to 1 when None.
svd_config – SVD truncation policy for the 2-site sweep (SVDConfig).