Nuprl - Proof: gcd exists 1

IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: gcd exists 1

1. a :

2. b :

3. 0

. GCD(a;b;y)

By:	BackThru Thm* b:, a:. y:. GCD(a;b;y)

Generated subgoals:

None

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IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html