QuSpin

QuSpin is an Open Source Python package for exact diagonalisation and quantum dynamics of arbitrary bosons, fermions, and spin many-body systems. It supports a variety of user-defined symmetries in one and higher dimensional lattice systems, and time evolution following a user-specified protocol.

Installation

module load StdEnv/2023
module load python/3.11.5 scipy-stack/2024a
virtualenv --no-download $HOME/venv/quspin
source $HOME/venv/quspin/bin/activate
pip install --no-index --upgrade pip
pip install --no-index quspin==1.0.0