Data.IntMap.Lazy.Unicode

Documentation

(∈) :: Int -> IntMap α -> Bool infix 4

(∈) = member

U+2208, ELEMENT OF

(∋) :: IntMap α -> Int -> Bool infix 4

(∋) = flip (∈)

U+220B, CONTAINS AS MEMBER

(∉) :: Int -> IntMap α -> Bool infix 4

(∉) = notMember

U+2209, NOT AN ELEMENT OF

(∌) :: IntMap α -> Int -> Bool infix 4

(∌) = flip (∉)

U+220C, DOES NOT CONTAIN AS MEMBER

(∅) :: IntMap α

(∅) = empty

U+2205, EMPTY SET

(∪) :: IntMap α -> IntMap α -> IntMap α infixl 6

(∪) = union

U+222A, UNION

(∖) :: IntMap α -> IntMap β -> IntMap α infixl 9

(∖) = difference

U+2216, SET MINUS

(∆) :: IntMap α -> IntMap α -> IntMap α infixl 9

Symmetric difference

a ∆ b = (a ∖ b) ∪ (b ∖ a)

U+2206, INCREMENT

(∩) :: IntMap α -> IntMap β -> IntMap α infixr 6

(∩) = intersection

U+2229, INTERSECTION