IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
tree leaf wf211 1. E : Type
2. x : E 3. E:Type, x:tree_con(E;Tree(E)). x Tree(E)
tree_leaf(x) Tree(E)
By:
BackThruSomeHyp
Generated subgoals:
None
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
E:Type, x:tree_con(E;Tree(E)). x 
Tree(E)
tree_leaf(x) 
