(22steps total) PrintForm Definitions Lemmas NuprlPrimitives Sections NuprlLIB Doc
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At: sfa doc factorial2 wf 1 1 2 1 1 1 1
1. x : 
2. x1:. x1<x  x1!  (given (x1 rem 2) = 0)
3. x  0
4. (x rem 2) = 0
5. (x rem 2) = 0
  x = 1
By: Analyze

Generated subgoal:

1 6. x = 1
  False
2 steps

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

(22steps total) PrintForm Definitions Lemmas NuprlPrimitives Sections NuprlLIB Doc