(8steps total) PrintForm Definitions DiscreteMath Sections DiscrMathExt Doc
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At: inv funs iff inv funs 2 1 1

  A,B:Type, f:(AB), g:(BA). g o f = Id  (x:Ag(f(x)) = x)

By: UnivCD


Generated subgoal:

1 1. A : Type
2. B : Type
3. f : AB
4. g : BA
  g o f = Id  (x:Ag(f(x)) = x)

4 steps

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

(8steps total) PrintForm Definitions DiscreteMath Sections DiscrMathExt Doc