Skip to content

Fix type of exported natural isomorphisms #447

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
JacquesCarette merged 1 commit into from
Jan 17, 2025
Merged

Fix type of exported natural isomorphisms #447

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
14 changes: 9 additions & 5 deletions src/Categories/Category/Cocartesian.agda
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ open import Categories.Morphism 𝒞
open import Categories.Morphism.Properties 𝒞
open import Categories.Morphism.Duality 𝒞
open import Categories.Morphism.Reasoning 𝒞
open import Categories.NaturalTransformation.NaturalIsomorphism using (NaturalIsomorphism)
open import Categories.Object.Initial 𝒞 using (Initial)
open import Categories.Object.Coproduct 𝒞
open import Categories.Object.Duality 𝒞
Expand Down Expand Up @@ -149,11 +150,14 @@ module CocartesianMonoidal (cocartesian : Cocartesian) where
A+⊥≅A : A + ⊥ ≅ A
A+⊥≅A = op-≅⇒≅ (op-cartesianMonoidal.A×⊤≅A)

open op-cartesianMonoidal
using (monoidal)
-- both are natural isomorphism
renaming (⊤×--id to ⊥+--id; -×⊤-id to -+⊥-id)
public
open op-cartesianMonoidal using (monoidal; ⊤×--id; -×⊤-id)
open NaturalIsomorphism using (op′)

⊥+--id : NaturalIsomorphism (⊥ +-) idF
⊥+--id = op′ ⊤×--id

-+⊥-id : NaturalIsomorphism (-+ ⊥) idF
-+⊥-id = op′ -×⊤-id

open Monoidal monoidal using (unit; unitorˡ-commute-to; unitorˡ-commute-from; unitorʳ-commute-to;
unitorʳ-commute-from; assoc-commute-to; assoc-commute-from; triangle; pentagon)
Expand Down
Loading