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view category-ex.agda @ 682:50a01df1169a

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clean up of pullback
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 07 Nov 2017 23:48:46 +0900
parents 3249aaddc405
children
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module category-ex where

open import Level
open import Category
postulate c₁ c₂ ℓ : Level
postulate A : Category c₁ c₂ ℓ

postulate a b c : Obj A
postulate g : Hom A a b
postulate f : Hom A b c

open Category.Category

h = _o_  A f g

i = A [ f o g ]