Nuprl - Proof: two sqr roots 1 1 1

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At: two sqr roots 1 1 1

1. p :

2. q :

3. p

p = 2

q
4.

, q:

. p

p = 2

(

p':

. p'<p & q

q = 2

p')

p':

. p'<p & (

q':

. p'

p' = 2

q')

By:	FwdThru: Hyp:4 on [ Hyp:3 ]

Generated subgoal:

1 5. p' :
6. p'<p
7. qq = 2p'p'
p':. p'<p & (q':. p'p' = 2q'q')
2 steps

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