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

Generated subgoals:

1 4. (x rem 2) = 0
  x(x-2)!  (given (x rem 2) = 0)
13 steps
2 4. (x rem 2) = 0
  x(x-2)!  (given (x rem 2) = 0)
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About:
intnatural_numbersubtractmultiplyremainderless_thanisectequalmemberimpliesall
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

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