(22steps total) PrintForm Definitions Lemmas NuprlPrimitives Sections NuprlLIB Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: sfa doc factorial2 wf 1 1 2 1 1 2 2 2 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
6. 2x
7. (x-2)!  (given ((x-2) rem 2) = 0)
  ((x-2) rem 2) = 0


By: Rewrite by Thm* a:n:an  (a rem n) = ((a-n) rem n)


Generated subgoals:

None

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

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