IF YOU CAN SEE THIS go to http://www.cs.cornell.edu/Info/People/sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
hi o id 'b,'a:S. all(f:'a'b. and(equal(o(i,f),f),equal(o(f,i),f)))
By:
HOL "hi_o_id"
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
'b,'a:S. all(
f:'a 
'b. and(equal(o(i,f),f),equal(o(f,i),f)))
