IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
hsub add all(m:hnum. all(n:hnum. implies(le(n,m),equal(add(sub(m,n),n),m))))
By:
HOL "hsub_add"
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html