1 | 4. Fin(Alph) 5. Fin(St) 6. EquivRel x,y:Alph*. x LangOf(Auto)-induced Equiv y 7. s: x,y:Alph*//(x LangOf(Auto)-induced Equiv y) EquivRel x,y:Alph*. x ( x,y. x = y x,y:Alph*//(x LangOf(Auto)-induced Equiv y)) y |
2 | 4. Fin(Alph) 5. Fin(St) 6. EquivRel x,y:Alph*. x LangOf(Auto)-induced Equiv y 7. s: x,y:Alph*//(x LangOf(Auto)-induced Equiv y) 8. x: Alph* 9. y: Alph* Dec(x ( x,y. x = y x,y:Alph*//(x LangOf(Auto)-induced Equiv y)) y) |
3 | 7. h:(Alph* Alph*).
( x,y:Alph*. (x ( x,y. x = y x,y:Alph*//(x LangOf(Auto)-induced Equiv y)) y)  h(x) = h(y))
& ( x:Alph*. x ( x,y. x = y x,y:Alph*//(x LangOf(Auto)-induced Equiv y)) (h(x))) l:Alph*. (Result(MinAuto(Auto))l) = s |