Accidental accuracy and vertex corrections in GW: Exact benchmarks for the extended Hubbard model

arXiv:2608.24838 · cond-mat.str-el · Submitted 2026-08-25 · Read on arXiv

cond-mat.str-el

Submitted: 2026-08-25

Updated: 2026-09-23

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

Terminology

• Benchmark — 15× in this paper · explained in 2 episodes
• Accuracy — 8× in this paper · explained in 1 episode
• Hubbard Model — 8× in this paper · explained in 3 episodes
• Ab Initio — 6× in this paper · explained in 1 episode
• Hilbert Space — 4× in this paper · explained in 2 episodes
• Frequency Dependence — 2× in this paper · explained in 2 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Benchmarking — 1× in this paper · explained in 3 episodes

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