Nuprl - Proof: iter via intseg wf

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At: iter via intseg wf

A:Type, f:(A

A), u:A, a,b:

, e:({a..b

}

A).

(Iter(f;u) i:{a..b

}. e(i))

By:	4 Times Analyze

Generated subgoal:

1 1. A : Type
2. f : AAA
3. u : A
4. a :
b:, e:({a..b}A). (Iter(f;u) i:{a..b}. e(i)) A
12 steps

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