IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
prime mset complete ismin1 1. f : Prime 2. x : 3. prime(x)
prime_mset_complete(f)(x) = 0
By:
Def of prime_mset_complete(<term>) THEN Reduce Concl