simp [del_star]
α qs : Type
M : DFA α qs
w : Word { x // x ∈ M.Z }
q : { x // x ∈ (toNFA M).Q }
r : NFA.Run (toNFA M) q w
⊢ del_star M (q, w) = some (NFA.Run.last r)
α qs : Type
M : DFA α qs
w : Word { x // x ∈ M.Z }
q : { x // x ∈ (toNFA M).Q }
r : NFA.Run (toNFA M) q w
⊢ del_star_curried M w q = some (NFA.Run.last r)