Nuprl - Proof: prime elim 1 1 1 2 2 1

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At: prime elim 1 1 1 2 2 1

1. p :

2. prime(p)
3.

p = 0
4.

(p ~ 1)
5.

b,c:

. (b ~ 1)

(c ~ 1)

p = b

c
6. a :

7. c :

8. p = a

c
9.

a = 0
10.

c = 0
11. c ~ 1

(a ~ 1)

(a ~ p)

By:	Assert (p ~ (ac))

Generated subgoals:

1 p ~ (ac)
1 step

2 12. p ~ (ac)
(a ~ 1) (a ~ p)
2 steps

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