Who Cites inv funs?
inv_funs	Def InvFuns(A; B; f; g) == g o f = Id & f o g = Id
	Thm* A,B:Type, f:(AB), g:(BA). InvFuns(A; B; f; g)  Prop
tidentity	Def Id == Id
	Thm* A:Type. Id  AA
compose	Def (f o g)(x) == f(g(x))
	Thm* A,B,C:Type, f:(BC), g:(AB). f o g  AC
identity	Def Id(x) == x
	Thm* A:Type. Id  AA

Syntax:

InvFuns(A; B; f; g)

has structure:

inv_funs(A; B; f; g)

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