(2steps total) PrintForm Definitions mb list 1 Sections MarkB generic Doc
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At: append nil sq

  T:Type, l:T List. (l @ nil) ~ l

By: UnivCD THEN ListInd -1 THEN Reduce 0 THEN Try (Complete Auto)


Generated subgoal:

1 1. T : Type
2. T List
3. u : T
4. v : T List
5. (v @ nil) ~ v
  [u / (v @ nil)] ~ [u / v]

1 step

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

(2steps total) PrintForm Definitions mb list 1 Sections MarkB generic Doc