(8steps total) PrintForm Definitions list 1 Sections StandardLIB Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: nth tl wf 1
1. A : Type
2. as : A List
3. i : 
  nth_tl(i;as)  A List
By: Decide (i0)

Generated subgoals:

1 4. i0
  nth_tl(i;as)  A List
5 steps
2 4. i0
  nth_tl(i;as)  A List
1 step

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

(8steps total) PrintForm Definitions list 1 Sections StandardLIB Doc