Nuprl - Proof: primes sqr roots LEMMA1 1 2 1 1 2

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At: primes sqr roots LEMMA1 1 2 1 1 2

1. a :

2. prime(a)
3. p :

4. q :

5. p

p = a

q
6. p' :

7. p = a

p'
8. a>0
9. p>0
10. p'>0

q = a

By:	Use:[n:= a] BackThru: Thm: mul cancel in eq

Generated subgoal:

1 aqq = aap'p'
1 step

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