Stable Determinant Monte Carlo Simulations at Large Inverse Temperature ${\hat{I}}^2$

Thomas Luu, Johann Ostmeyer, Petar Sinilkov +1

At low temperatures $T$ where $1/T={\hat{I}}^2\gg 1$ the naïve implementation of determinant quantum Monte Carlo (DQMC) methods suffers from loss of precision and numerical instabilities wh…