Nuprl - Proof: one one corr fams if bij A 1

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At: one one corr fams if bij A 1

1. A : Type
2. A' : Type
3. B : A

Type
4. g : A'

A
5. Bij(A'; A; g)

(x:A. B(x)) ~ (x':A'. B(g(x')))

By:	FwdThru: Thm* f:(AB). Bij(A; B; f) (g:(BA). InvFuns(A;B;f;g)) on [ Bij(A'; A; g) ] THEN New:f Analyze-1

Generated subgoal:

1 6. f : AA'
7. InvFuns(A';A;g;f)
(x:A. B(x)) ~ (x':A'. B(g(x')))
6 steps

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