(9steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: least exists 1 1 1 1

1. k : 
2. P : kProp
3. i:k. P(i)
4. p : k
5. i:k. p(i)  P(i)
  i:k. p(i)


By: Rewrite by Hyp:5


Generated subgoals:

None

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

(9steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc