(7steps total) PrintForm Definitions hol list 1 Sections HOLlib Doc
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At: it sum wf 1 2
1.  List
  0it_sum(nil)
By: RecUnfold `it_sum` 0 THEN Simp THEN StrongAuto

Generated subgoals:

None

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

(7steps total) PrintForm Definitions hol list 1 Sections HOLlib Doc