DanilaFe/agda-spa
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Reorder definitions to be in the order the graph is built up

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Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
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Danila Fedorin 2025-11-28 17:09:57 -08:00
parent baece236d3
commit 14214ab5e7
1 changed files with 11 additions and 11 deletions
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Lattice/Builder.agda
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@ -64,11 +64,11 @@ record Graph : Set where
Adjacency-merge : Adjacency → Adjacency → Adjacency
Adjacency-merge adj₁ adj₂ n₁ n₂ = adj₁ n₁ n₂ ++ˡ adj₂ n₁ n₂
through : Node → Adjacency → Adjacency
through n adj n₁ n₂ = cartesianProductWith _++_ (adj n₁ n) (adj n n₂) ++ˡ adj n₁ n₂
through-monotonic : ∀ adj n {n₁ n₂ p} → p ∈ˡ adj n₁ n₂ → p ∈ˡ (through n adj) n₁ n₂
through-monotonic adj n p∈adjn₁n₂ = ∈ˡ-++⁺ʳ _ p∈adjn₁n₂
adj⁰ : Adjacency
adj⁰ n₁ n₂
with n₁ ≟ n₂
... | yes refl = done ∷ []
... | no _ = []
seedWithEdges : ∀ (es : List Edge) → (∀ {e} → e ∈ˡ es → e ∈ˡ edges) → Adjacency → Adjacency
seedWithEdges es e∈es⇒e∈edges adj = foldr (λ ((n₁ , n₂) , n₁n₂∈edges) → Adjacency-update n₁ n₂ ((step n₁n₂∈edges done) ∷_)) adj (mapWith∈ˡ es (λ {e} e∈es → (e , e∈es⇒e∈edges e∈es)))
@ -87,18 +87,18 @@ record Graph : Set where
... | no _ | yes _ = e∈seedWithEdges (λ e∈es → e∈es⇒e∈edges (there e∈es)) n₁n₂∈es
... | yes refl | no _ = e∈seedWithEdges (λ e∈es → e∈es⇒e∈edges (there e∈es)) n₁n₂∈es
adj⁰ : Adjacency
adj⁰ n₁ n₂
with n₁ ≟ n₂
... | yes refl = done ∷ []
... | no _ = []
adj¹ : Adjacency
adj¹ = seedWithEdges edges (λ x → x) adj⁰
edge∈adj¹ : ∀ {n₁ n₂} (n₁n₂∈edges : (n₁ , n₂) ∈ˡ edges) → (step n₁n₂∈edges done) ∈ˡ adj¹ n₁ n₂
edge∈adj¹ = e∈seedWithEdges (λ x → x)
through : Node → Adjacency → Adjacency
through n adj n₁ n₂ = cartesianProductWith _++_ (adj n₁ n) (adj n n₂) ++ˡ adj n₁ n₂
through-monotonic : ∀ adj n {n₁ n₂ p} → p ∈ˡ adj n₁ n₂ → p ∈ˡ (through n adj) n₁ n₂
through-monotonic adj n p∈adjn₁n₂ = ∈ˡ-++⁺ʳ _ p∈adjn₁n₂
throughAll : List Node → Adjacency
throughAll = foldr through adj¹