Nuprl - Proof: compose iter surjection 1

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At: compose iter surjection 1

1. A : Type
2. f : A

A
3. Surj(A; A; f)
4. i :

Surj(A; A; f{

i})

By:	NatInd Hyp:-1

Generated subgoals:

1 Surj(A; A; f{0})
3 steps

2 4. i :
5. 0<i
6. Surj(A; A; f{i-1})
Surj(A; A; f{i})
7 steps

About:

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1	Surj(A; A; f{0})	3 steps
2	4. i : 5. 0<i 6. Surj(A; A; f{i-1}) Surj(A; A; f{i})	7 steps