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Guo-Qiang Li

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Preprint Aug 2026

Logos: Certified Order-Sensitive SQL Rewrites with Mechanized Semantics and LLM Guidance

SQL rewrite verification must account for duplicate rows, observable row order, and typed value semantics. Existing verifiers have yet to combine proofs over database instances of arbitrary finite cardinality with an ordered-list semantics for nested, tie-sensitive top-k. Unbounded systems reason primarily over bags or...

Jing-Yu Ke, Jing-Yang Li, Guo-Qiang Li · 0 citations
#small language model Open access Sep 2026

Staged Multi-step UTXO Workflows via Recursive Invariants

Recursive invariants, a small statically typed domain-specific language (DSL) that formalizes UTXO validation and ledger extension, identifies the validation-time-evaluable one-step fragment, and proves the deduction system sound w.r.t. the three-valued semantics.

Shu-Yang Tang, Sherman S. M. Chow, Hong-Fei Fu et al. · 0 citations

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