(7steps total) PrintForm Definitions Lemmas IteratedBinops Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: factorial via iter wf 1 1 1
1. k : 
  ( i:{k-k..k}. i+1) = 0
By: Rewrite by Thm*  ( i:{a..b}. e(i)) = 0  (i:{a..b}. e(i) = 0) ...

Generated subgoal:

1   (i:{(k-k)..k}. i+1 = 0)
3 steps

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

(7steps total) PrintForm Definitions Lemmas IteratedBinops Sections DiscrMathExt Doc