At: any ge min auto11211 1. Alph: Type 2. St: Type 3. Auto: Automata(Alph;St) 4. S: Type 5. A: Automata(Alph;S) 6. Fin(Alph) 7. Fin(St) 8. LangOf(Auto) = LangOf(A) 9. Con(A) 10. EquivRel x,y:Alph*. x LangOf(Auto)-induced Equiv y 11. EquivRel x,y:Alph*. x LangOf(A)-induced Equiv y 12. l: x,y:Alph*//(x LangOf(A)-induced Equiv y)
Auto(l) By: Unfold `lang_eq` 8
THEN
Unfold `auto_lang` 8
THEN
Reduce 8 Generated subgoal: