Constant | Type |
---|---|
EXT_POINT | :(α -> β) -> (α -> β) -> α |
UNIV_POINT | :(α -> bool) -> α |
|- ∀f g. (f (EXT_POINT f g) = g (EXT_POINT f g)) ⇒ (f = g)
|- ∀p. p (UNIV_POINT p) ⇒ ∀x. p x
|- ∀f g. (f (EXT_POINT f g) = g (EXT_POINT f g)) ⇔ (f = g)
|- ∀p. p (UNIV_POINT p) ⇔ ∀x. p x