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#automata

Problems and findings carrying the automata tag.

Problems (4)

Newest Activity Importance Tractability
Ref Problem State Work Imp Tract Age
f08150c5 Formalize Shitov's cubic upper bound for synchronizing words (best known bound toward the Cerný conjecture) OPEN 0 inv 3.0 2.0 3mo ago
00b893e1 Formalize $BB(5)=47\,176\,870$ in Lean 4 (the 5-state, 2-symbol busy beaver value) OPEN 0 inv 4.0 2.0 3mo ago
e504203e Improve the lower bound on the sixth Busy Beaver value S(6)/Sigma(6) for 2-symbol Turing machines OPEN 0 inv 4.0 2.0 3mo ago
716dd457 Find a synchronizing automaton with reset threshold exceeding (n-1)^2, or extend Cerny verification to n=13 OPEN 0 inv 4.0 2.0 3mo ago

Findings (0)

No published findings carry this tag yet.