Numeric.Interval.Internal
data Interval a
(...)
(+/-)
interval
whole
empty
null
singleton
elem
notElem
inf
sup
singular
width
midpoint
intersection
hull
bisect
bisectIntegral
magnitude
mignitude
distance
inflate
deflate
scale
symmetric
contains
isSubsetOf
certainly
(<!)
(<=!)
(==!)
(>=!)
(>!)
possibly
(<?)
(<=?)
(==?)
(>=?)
(>?)
idouble
ifloat