Download lean/OAI/Probability/CriticalZ3/Model.lean from roseking/openAI-math-dataset: direct link, hf CLI and curl.
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1.97 kB
| import Mathlib | |
| namespace OAI | |
| open MeasureTheory ProbabilityTheory | |
| namespace CriticalZ3 | |
| abbrev Vertex := Fin 3 → ℤ | |
| abbrev Bond := Vertex × Fin 3 | |
| abbrev BondConfig := Bond → Bool | |
| abbrev SiteConfig := Vertex → Bool | |
| def step (x : Vertex) (i : Fin 3) : Vertex := fun j => x j + if i = j then 1 else 0 | |
| def NearestNeighbor (x y : Vertex) : Prop := | |
| ∃ i : Fin 3, y = step x i ∨ x = step y i | |
| def BondOpen (ω : BondConfig) (x y : Vertex) : Prop := | |
| (∃ i : Fin 3, y = step x i ∧ ω (x, i) = true) ∨ | |
| (∃ i : Fin 3, x = step y i ∧ ω (y, i) = true) | |
| def SiteOpen (ω : SiteConfig) (x y : Vertex) : Prop := | |
| NearestNeighbor x y ∧ ω x = true ∧ ω y = true | |
| def BondConnected (ω : BondConfig) (x y : Vertex) : Prop := | |
| Relation.ReflTransGen (BondOpen ω) x y | |
| def SiteConnected (ω : SiteConfig) (x y : Vertex) : Prop := | |
| ω x = true ∧ Relation.ReflTransGen (SiteOpen ω) x y | |
| def bondCluster (ω : BondConfig) (x : Vertex) : Set Vertex := | |
| {y | BondConnected ω x y} | |
| def siteCluster (ω : SiteConfig) (x : Vertex) : Set Vertex := | |
| {y | SiteConnected ω x y} | |
| def bondInfiniteAt (x : Vertex) : Set BondConfig := {ω | (bondCluster ω x).Infinite} | |
| def siteInfiniteAt (x : Vertex) : Set SiteConfig := {ω | (siteCluster ω x).Infinite} | |
| noncomputable def parameter (p : ℝ) : Set.Icc (0 : ℝ) 1 := | |
| ⟨max 0 (min 1 p), le_max_left _ _, max_le (by norm_num) (min_le_left _ _)⟩ | |
| noncomputable def bondLaw (p : ℝ) : Measure BondConfig := | |
| Measure.infinitePi (fun _ : Bond => bernoulliMeasure true false (parameter p)) | |
| noncomputable def siteLaw (p : ℝ) : Measure SiteConfig := | |
| Measure.infinitePi (fun _ : Vertex => bernoulliMeasure true false (parameter p)) | |
| noncomputable def bondCritical : ℝ := | |
| sInf {p : ℝ | p ∈ Set.Icc (0 : ℝ) 1 ∧ 0 < bondLaw p (bondInfiniteAt 0)} | |
| noncomputable def siteCritical : ℝ := | |
| sInf {p : ℝ | p ∈ Set.Icc (0 : ℝ) 1 ∧ 0 < siteLaw p (siteInfiniteAt 0)} | |
| end CriticalZ3 | |
| end OAI | |