(22steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc
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At: negnegelim imp notfin imp unb inf 1 2 1 1

1. P:Prop. P  P
2. A : Type
3. (n:A ~ n)
4. k : 
5. 0<k
6. f : (k-1)A
7. Inj((k-1); Af)  [not for witness]
  (a:Ai:(k-1). f(i a)


By: SimilarTo: Hyp:3


Generated subgoal:

1 8. (a:Ai:(k-1). f(i a)
  n:A ~ n

7 steps

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

(22steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc