Nuprl - Proof: prime nat 3 1 2

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At: prime nat 3 1 2

1. x :

2. 2

x
3.

(

i:{2..x

}. i | x)
4. b :

5. b | x

(b ~ 1)

(b ~ x)

By:

Generated subgoal:

1 5. |b| | x
6. |b| ~ b
(|b| ~ 1) (|b| ~ x)
9 steps

About:

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html