(7steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc
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At: not nat occ natfuns 1

1. () ~ 
  False


By: FwdThru: Thm*  (f:(AB). Bij(ABf))  (B ~ A) on [ () ~  ]
THEN
Analyze-1


Generated subgoal:

1 2. f : 
3. Bij(f)
  False

5 steps

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

(7steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc