-- Maclain Hunter: Proof of (((P & Q) & R) & S) & T by Maclain Hunter -- Exact authored source SHA-256: 22ee8268ac3d1e44976c7c3bd22dd77f9b680aad7b4d153150c09836e6791e18 -- Machine formalization by Replit Agent; authority below Logic/Logos/God. import Lean namespace HunterAuthored theorem inference_1 (v0 v1 v2 v3 v4 : Bool) : ((!((((v0 && (v0 == v1)) && (v1 == v2)) && (v2 == v3)) && (v3 == v4))) || ((((v0 && v1) && v2) && v3) && v4)) = true := by cases v0 <;> cases v1 <;> cases v2 <;> cases v3 <;> cases v4 <;> decide #print axioms inference_1 theorem source_identity_rule (α : Type) (a : α) : a = a := rfl #print axioms source_identity_rule end HunterAuthored