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Weak MSO+U with path quantifiers

Prelegent(ci)
Mikołaj Bojańczyk
Afiliacja
Uniwersytet Warszawski
Termin
15 stycznia 2014 14:15
Pokój
p. 5870
Seminarium
Seminarium „Teoria automatów”

Over infinite trees, satisfiability is decidable  for weak monadic second-order logic extended by the unbounding quantifier U and  quantification over infinite paths. The proof is by reduction to emptiness for a certain automaton model, while emptiness for the automaton model is decided using profinite trees.