(6steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: card nsub0 union 1 1 1

1. A : Type
  0 =ext {x:A| False }


By: Analyze THEN Analyze-1


Generated subgoals:

None

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

(6steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc