(3steps total) PrintForm Definitions Lemmas NuprlPrimitives Sections NuprlLIB Doc
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At: sfa doc factbody polytyping 1 1

1. k : 
2. f : k
3. x : (k+1)
4. x = 0
  xf(x-1)  


By: BackThru: Thm* i,j:ij  


Generated subgoals:

None

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

(3steps total) PrintForm Definitions Lemmas NuprlPrimitives Sections NuprlLIB Doc