(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

  A:Type. (0+A) ~ A

By: Auto


Generated subgoal:

1 1. A : Type
  (0+A) ~ A

5 steps

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

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