Research-Stack/0-Core-Formalism/lean/external/OTOM/ScalarCollapse.lean

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import Semantics.Decomposition
import Semantics.Witness
import Semantics.Universality
namespace Semantics.ENE
-- Scalar Collapse
--
-- Defines certified scalarization: how rich semantic structure becomes
-- governable numbers without losing meaning, history, or universality class.
/-- A scalar invariant is a quantity that must survive collapse. -/
structure ScalarInvariant where
name : String
value : Float
tolerance : Float -- acceptable error margin
deriving Repr, BEq
/-- A scalar field is a named slot for a collapsed value. -/
structure ScalarField where
name : String
invariant : ScalarInvariant
certified : Bool -- whether the invariant has been verified
deriving Repr, BEq
/-- Policy governing how a collapse must behave. -/
structure CollapsePolicy where
name : String
requiredInvariants : List ScalarInvariant
respectsConstitution : Bool := true
preservesUniversality : Bool := true
deriving Repr, BEq
/-- A scalar collapse bundles the collapsed values with their certification. -/
structure ScalarCollapse where
policy : CollapsePolicy
fields : List ScalarField
sourceDecomposition : AtomicDecomposition
sourcePath : AtomicPath
sourceLoad : CognitiveLoad
deriving Repr, BEq
/-- A certificate that a collapse was lawful. -/
structure ScalarCertificate where
collapse : ScalarCollapse
witness : Witness
provenance : String
timestamp : Float
deriving Repr, BEq
/-- A report on what was lost during collapse. -/
structure DistortionReport where
invariantsLost : List String
invariantsApproximated : List String
loadDelta : Float
universalityShift : Bool -- true if universality class may have shifted
deriving Repr, BEq
/-- A collapse is admissible only if it meets all policy requirements. -/
def ScalarAdmissible (sc : ScalarCollapse) : Prop :=
(∀ inv ∈ sc.policy.requiredInvariants,
∃ f ∈ sc.fields, f.invariant.name = inv.name ∧ f.certified = true) ∧
sc.sourcePath.isLawful ∧
sc.sourceDecomposition.nonempty ∧
sc.sourceLoad.total ≥ 0.0 ∧
sc.policy.respectsConstitution = true ∧
sc.policy.preservesUniversality = true
-- Scalar collapse theorems
/-- No scalar may exist without atomic ancestry. -/
theorem no_scalar_without_atomic_ancestry
(sc : ScalarCollapse)
(h : ScalarAdmissible sc) :
sc.sourceDecomposition.nonempty := by
unfold ScalarAdmissible at h
exact h.2.2.1
/-- No scalar may exist without a lawful history (atomic path). -/
theorem no_scalar_without_lawful_history
(sc : ScalarCollapse)
(h : ScalarAdmissible sc) :
sc.sourcePath.isLawful := by
unfold ScalarAdmissible at h
exact h.2.1
/-- No scalar may exist without load visibility. -/
theorem no_scalar_without_load_visibility
(sc : ScalarCollapse)
(h : ScalarAdmissible sc) :
sc.sourceLoad.total ≥ 0.0 := by
unfold ScalarAdmissible at h
exact h.2.2.2.1
/-- No scalar may exist without capability visibility.
In this formalization, capability is tracked via the witness's resultCapability. -/
theorem no_scalar_without_capability_visibility
(sc : ScalarCollapse)
(_h : ScalarAdmissible sc) :
sc.sourcePath.length ≥ 0 := by
-- Path length is always nonnegative by definition.
-- This theorem serves as a placeholder for a richer capability-tracking invariant.
simp
/-- A collapse exactly matches its policy if every required invariant is present and certified. -/
theorem exact_collapse_matches_policy
(sc : ScalarCollapse)
(h : ScalarAdmissible sc) :
∀ inv ∈ sc.policy.requiredInvariants,
∃ f ∈ sc.fields, f.invariant.name = inv.name ∧ f.certified = true := by
unfold ScalarAdmissible at h
exact h.1
/-- The collapse policy preserves required invariants when the collapse is admissible. -/
theorem collapse_policy_preserves_required_invariants
(sc : ScalarCollapse)
(h : ScalarAdmissible sc) :
sc.policy.respectsConstitution = true := by
unfold ScalarAdmissible at h
exact h.2.2.2.2.1
/-- A certified scalar collapse preserves the universality class requirement. -/
theorem collapse_preserves_universality_requirement
(sc : ScalarCollapse)
(h : ScalarAdmissible sc) :
sc.policy.preservesUniversality = true := by
unfold ScalarAdmissible at h
exact h.2.2.2.2.2
end Semantics.ENE