Library for manipulating Matrix Product States.

Features:

• Canonicalisation, evs, etc.
• Finite and infinite chain
• Time evolution via TDVP
• MPS lyapunov spectra

Installation Instructions

Clone this repository somewhere and run pip install -e . from the project root. Run tests with python setup.py test

Conventions

An MPS object (either fMPS or iMPS) contains a list of rank-3 tensors (under mps.data). Tensors are stored with their indices as (physical, virtual left, virtual right).