Nuprl - Pf auto2_lemma_6 1 1 1 1 1 2 1 1 1 1 1 2 2 1 2 1 1 1 1 1 1

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At: auto2 lemma 6 1 1 1 1 1 2 1 1 1 1 1 2 2 1 2 1 1 1 1 1 1

1. n:
2. 0 < n
3. T: Type
4. R: TProp
5. f: nT
6. Inj(n; T; f)
7. b:T. a:n. f(a) = b
8. (t:{t:T| t = f(n-1) }. R(t))
9. R(f(n-1))
10. t: T
11. R(t)

False

By: Witness7 t

Generated subgoal:

1 7. (t:{t:T| t = f(n-1) }. R(t))
8. R(f(n-1))
9. t: T
10. R(t)
11. a:n. f(a) = t
False

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