Nuprl - Proof: hsub eq eq 0

IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: hsub eq eq 0

all

(

m:hnum. all(

n:hnum. equal(equal(sub(m,n),m),or(equal(m,0),equal(n,0)))))

By:	HOL "hsub_eq_eq_0"

Generated subgoals:

None

About:

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