Preservation theorems hold for all lattice semirings but fail for tropical, Viterbi, Łukasiewicz, and natural semirings, while existential preservation holds on finite interpretations for lattices unlike the Boolean case.
Semiring frameworks and algorithms for shortest-distance problems
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A generic fixed-point algorithm, verified in Isabelle, decides minimal winning budgets for energy games over well-founded semilattices whose updates admit Galois adjoints, covering several known quantitative reachability problems.
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Preservation Theorems in Semiring Semantics
Preservation theorems hold for all lattice semirings but fail for tropical, Viterbi, Łukasiewicz, and natural semirings, while existential preservation holds on finite interpretations for lattices unlike the Boolean case.
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Galois Energy Games: To Solve All Kinds of Quantitative Reachability Problems
A generic fixed-point algorithm, verified in Isabelle, decides minimal winning budgets for energy games over well-founded semilattices whose updates admit Galois adjoints, covering several known quantitative reachability problems.
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