(7steps total) PrintForm Definitions hol bool Sections HOLlib Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: hor def 1 1

1. t1 : 
2. t2 : 
  (t1  t2) = (t:t1tt2tt)


By: Simpset [`bequal`] THEN Simp THEN StrongAuto


Generated subgoals:

1 3. t1  t2
4. t : 
5. t1  t
6. t2  t
  t

1 step
2 3. t:. (t1  t (t2  t t
  t1  t2

3 steps

About:
boolassertequalor
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

(7steps total) PrintForm Definitions hol bool Sections HOLlib Doc