Author

Stefan Szeider

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Preprint Jul 2026

LeanCSP: A Framework for Certifying Constraint Reformulation and Solving in Lean

This work introduces a framework that addresses both verification levels in the Lean theorem prover, and can be used to prove formulation-level properties, such as equivalence, equisatisfiability, and the correctness of symmetry-breaking constraints, parametrically for entire problem families.

Pablo Manrique, Stefan Szeider · 0 citations