PrintForm Definitions choice 1 Sections AutomataTheory Doc

At: min el iff 2 1 1 1
1. E:
2. n:
3. k:
4. Refl(;x,y.x E y)
5. Sym x,y:. x E y
6. Trans x,y:. x E y
7. Min{ x | xEn } = Min{ x | xEk }
8. n E Min{ x | xEn }
9. k E Min{ x | xEk }

n E k
By: RWH (HypC 7) 8
Generated subgoal:

18. n E Min{ x | xEk }
9. k E Min{ x | xEk }
n E k

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assertfunctionboolequal