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cs.LO2025
The Power of Regular Constraint Propagation (Technical Report)
Matthew Hague, Artur Jeż, Anthony W. Lin +2
The past decade has witnessed substantial developments in string solving. Motivated by the complexity of string solving strategies adopted in existing string solvers, we investigat…
cs.LO2025
OSTRICH2: Solver for Complex String Constraints
Matthew Hague, Denghang Hu, Artur Jeż +4
We present OSTRICH2, the latest evolution of the SMT solver OSTRICH for string constraints. OSTRICH2 supports a wide range of complex functions on strings and provides completeness…
cs.LO2025
HornStr: Invariant Synthesis for Regular Model Checking as Constrained Horn Clauses(Technical Report)
Hongjian Jiang, Anthony W. Lin, Oliver Markgraf +2
We present HornStr, the first solver for invariant synthesis for Regular Model Checking (RMC) with the specification provided in the SMT-LIB 2.6 theory of strings. It is well-known…