Diagrammatic Monte Carlo for Fermionic R'enyi Entanglement Entropy

arXiv:2605.21632 · cond-mat.str-el, physics.comp-ph · Submitted 2026-05-20 · Read on arXiv

cond-mat.str-el, physics.comp-ph

Submitted: 2026-05-20

Updated: 2026-10-12

Comments: 6 pages, 3 figures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Entanglement — 3× in this paper · explained in 4 episodes
• Entanglement Entropy — 2× in this paper · explained in 5 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Monte Carlo framework — 1× in this paper · explained in 3 episodes

Sources

• High-efficiency quantum Monte Carlo algorithm for extracting entanglement entropy in interacting fermion systems
• Many-Configuration Markov-Chain Monte Carlo
• CoS++: Towards More General and Explicit Implementations for Sampling High-Order Feynman Diagrammatic Series

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