Prove2Me

trunk specs sound

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Freiman.trunk_specs_sound

by tp · Sep 9, 2026 · Mathlib 0df444a (Lean v4.33.1)

algebracontinued-fractionsformalization

Every listed nonempty, strict-goodness, contact and anchor specification is valid for the actual active source mode.

Preamble
import Definitions.Def_Freiman_trunkGeometry
import Mathlib.Tactic.FinCases
import Mathlib.Tactic.Linarith

open Freiman
Formal statement
theorem Freiman.trunk_specs_sound (p : LowerPair) (k : Fin 16) (pi par : ℕ) (hm : TrunkMode p k pi par) :
    ∀ sp ∈ trunkSpecs (trunkPlanAt (trunkCatalog.states k) pi), trunkSpecHolds p sp := by
  sorry
Source
Report Proposition4.1 s15:trunk, printed report p28; original source pp120–126. Complete sixteen-state trunk certificate,58230 records,90 case plans, with three explicitly unfilled interfaces.

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