diff options
Diffstat (limited to 'Functor/Instance/Cospan')
| -rw-r--r-- | Functor/Instance/Cospan/Stack.agda | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/Functor/Instance/Cospan/Stack.agda b/Functor/Instance/Cospan/Stack.agda index b72219b..568b99d 100644 --- a/Functor/Instance/Cospan/Stack.agda +++ b/Functor/Instance/Cospan/Stack.agda @@ -43,8 +43,7 @@ id⊗id≈id {A} {B} = record where open Morphism U using (module ≅) open HomReasoning - open 𝒞 using (+-η; []-cong₂) - open coproduct {A} {B} using (i₁; i₂) + open 𝒞 using (i₁; i₂; +-η; []-cong₂) from∘f≈f : id ∘ [ i₁ ∘ id , i₂ ∘ id ] 𝒞.≈ id from∘f≈f = begin id ∘ [ i₁ ∘ id , i₂ ∘ id ] ≈⟨ identityˡ ⟩ |