Nuprl - Proof: strongwf-implies 1 2

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At: strongwf-implies 1 2

1. T : Type
2. R : T

Type
3. f : T

x,y:T. R(x,y)

f(x)<f(y)
5. P : T

Prop
6.

j:T. (

k:T. R(k,j)

P(k))

P(j)
7.

, x:T. f(x) = i

P(x)

n:T. P(n)

By:	Auto THEN InstHyp [f(n);n] -2

Generated subgoals:

None

About:

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