Nuprl - Proof: fun exp add sq 2 1 1 2

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At: fun exp add sq 2 1 1 2

1. n :

2. 0<n
3.

, f,i:Top. (f^n-1+m(i)) ~ (f^n-1(f^m(i)))
4. m :

5. f : Top
6. i : Top
7.

, x:Top. (f^n+1(x)) ~ (f(f^n(x)))

(f^n-1+m+1(i)) ~ (f^n-1+1(f^m(i)))

By:	RW (SweepDnC (HypC -1)) 0

Generated subgoal:

1 (f(f^n-1+m(i))) ~ (f(f^n-1(f^m(i))))
1 step

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