Exact eigenstates of non-frustration-free quantum many-body systems are constructed via a local error cancellation matrix-product ansatz.
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A human-in-the-loop multi-stage LLM workflow with an intermediate technical specification externalizing index conventions and contraction orders enables reliable DMRG code generation that reproduces known entanglement scaling and SPT order in spin chains, succeeding in all tested cases.
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Exact Quantum Many-Body Scars by a generalized Matrix-Product Ansatz
Exact eigenstates of non-frustration-free quantum many-body systems are constructed via a local error cancellation matrix-product ansatz.
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From Paper to Program: Accelerating Quantum Many-Body Algorithm Development via a Multi-Stage LLM-Assisted Workflow
A human-in-the-loop multi-stage LLM workflow with an intermediate technical specification externalizing index conventions and contraction orders enables reliable DMRG code generation that reproduces known entanglement scaling and SPT order in spin chains, succeeding in all tested cases.