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At: hexists unique def 1 1

1. 'a : S
  (p:'a. b_exists_unique('a;x.p(x)))
  =
  (P:'a. (x:'a. (P(x)))(x,y:'a.  ((P(x))(P(y)))(x = y)))


By: Unab [`b_exists_unique`] THEN Simp THEN StrongAuto


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About:
boolapplyfunctionequal
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(3steps total) PrintForm Definitions hol bool Sections HOLlib Doc