(2steps total) PrintForm Definitions hol list 2 Sections HOLlib Doc
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At: hnull def

  'a:S. 
  and
  (equal(null(nil),t)
  ,all(t:hlist('a). all(h:'a. equal(null(cons(h,t)),f))))


By: HN


Generated subgoal:

1 1. 'a : S
2. 'a List
3. 'a
  False

1 step

About:
assertapplyfalseall
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(2steps total) PrintForm Definitions hol list 2 Sections HOLlib Doc