------------------------------------------------------------------------
-- The Agda standard library
--
-- Polymorphic versions of standard definitions in Relation.Unary
------------------------------------------------------------------------
{-# OPTIONS --cubical-compatible --safe #-}
module Relation.Unary.Polymorphic where
open import Data.Empty.Polymorphic using (⊥)
open import Data.Unit.Polymorphic using (⊤)
open import Level using (Level)
open import Relation.Unary using (Pred)
private
variable
a ℓ : Level
A : Set a
------------------------------------------------------------------------
-- Special sets
-- The empty set.
∅ : Pred A ℓ
∅ = λ _ → ⊥
-- The universal set.
U : Pred A ℓ
U = λ _ → ⊤
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