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Frederik Hanghøj Iversen 2018-03-05 14:53:32 +01:00
parent bb379fa196
commit 2b92cee254
1 changed files with 12 additions and 12 deletions
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14
src/Cat/Categories/Fun.agda
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@ -45,9 +45,9 @@ module Fun {ℓc ℓc' ℓd ℓd' : Level} (ℂ : Category ℓc ℓc') (𝔻 : C
(s≤s {n = Nat.suc Nat.zero} z≤n) (s≤s {n = Nat.suc Nat.zero} z≤n)
(naturalIsProp θ) (naturalIsProp θ)
private
module _ {A B C D : Functor ℂ 𝔻} {θ' : NaturalTransformation A B} module _ {A B C D : Functor ℂ 𝔻} {θ' : NaturalTransformation A B}
{η' : NaturalTransformation B C} {ζ' : NaturalTransformation C D} where {η' : NaturalTransformation B C} {ζ' : NaturalTransformation C D} where
private
θ = proj₁ θ' θ = proj₁ θ'
η = proj₁ η' η = proj₁ η'
ζ = proj₁ ζ' ζ = proj₁ ζ'
@ -60,8 +60,8 @@ module Fun {ℓc ℓc' ℓd ℓd' : Level} (ℂ : Category ℓc ℓc') (𝔻 : C
R = (NT[_∘_] {A} {B} {D} (NT[_∘_] {B} {C} {D} ζ' η') θ') R = (NT[_∘_] {A} {B} {D} (NT[_∘_] {B} {C} {D} ζ' η') θ')
_g⊕f_ = NT[_∘_] {A} {B} {C} _g⊕f_ = NT[_∘_] {A} {B} {C}
_h⊕g_ = NT[_∘_] {B} {C} {D} _h⊕g_ = NT[_∘_] {B} {C} {D}
:isAssociative: : L ≡ R isAssociative : L ≡ R
:isAssociative: = lemSig (naturalIsProp {F = A} {D}) isAssociative = lemSig (naturalIsProp {F = A} {D})
L R (funExt (λ x → 𝔻.isAssociative)) L R (funExt (λ x → 𝔻.isAssociative))
private private
@ -93,9 +93,9 @@ module Fun {ℓc ℓc' ℓd ℓd' : Level} (ℂ : Category ℓc ℓc') (𝔻 : C
} }
instance instance
:isCategory: : IsCategory RawFun isCategory : IsCategory RawFun
:isCategory: = record isCategory = record
{ isAssociative = λ {A B C D} → :isAssociative: {A} {B} {C} {D} { isAssociative = λ {A B C D} → isAssociative {A} {B} {C} {D}
; isIdentity = λ {A B} → isIdentity {A} {B} ; isIdentity = λ {A B} → isIdentity {A} {B}
; arrowsAreSets = λ {F} {G} → naturalTransformationIsSets {F} {G} ; arrowsAreSets = λ {F} {G} → naturalTransformationIsSets {F} {G}
; univalent = {!!} ; univalent = {!!}
@ -119,7 +119,7 @@ module _ {ℓ ℓ' : Level} (ℂ : Category ℓ ℓ') where
} }
instance instance
isCategory : IsCategory rawPresh isCategory : IsCategory rawPresh
isCategory = Fun.:isCategory: _ _ isCategory = Fun.isCategory _ _
Presh : Category (ℓ ⊔ lsuc ℓ') (ℓ ⊔ ℓ') Presh : Category (ℓ ⊔ lsuc ℓ') (ℓ ⊔ ℓ')
Category.raw Presh = rawPresh Category.raw Presh = rawPresh