(10steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc
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At: card st vs msize 1 1 1 1

1. a : 
2. P : aProp
3. f : a2
4. i:aP(i f(i) = 1
5. x : a
6. P(x)
  0  (f(x))


By: FwdThru: Hyp:4 on [ P(x) ]


Generated subgoals:

None

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

(10steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc