PrintForm Definitions automata 4 Sections AutomataTheory Doc

At: refine ge 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. Con(A2)
8. A1 A2
9. f: S1Alph*
10. x:S1. (Result(A1)f(x)) = x

f:(S1S2). Surj(S1; S2; f)
By: Witness s.Result(A2)f(s)
Generated subgoal:

1 Surj(S1; S2; s.Result(A2)f(s))

About:
existsfunctionlambdaapplyuniversealllistequal