At: refine ge 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1. Alph: Type
2. S1: Type
3. S2: Type
4. A1: Automata(Alph;S1)
5. A2: Automata(Alph;S2)
6.
s:S1.
l:Alph*. (Result(A1)l) = s
7. f: S1
Alph*
8.
x:S1. (Result(A1)f(x)) = x
9. b: S2
10. l: Alph*
11. (Result(A2)l) = b
(Result(A1)f(Result(A1)l)) = (Result(A1)l)
By: BackThru 8
Generated subgoals:None
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