Pair Graph Prepared29 — indexed coverage checked

Proved

D1Bound5.PairGraphPrepared29.indexed_coverage_checked

by tp · Oct 24, 2026 · Mathlib 0df444a (Lean v4.33.1)

diophantine-tuplesnumber-theory

Auxiliary result PairGraphPrepared29.indexed_coverage_checked in the proof of the bound five for Diophantine D(1) sets in imaginary quadratic integer rings. The formal statement specifies its hypotheses and conclusion; a mathematical prose description remains to be supplied.

Preamble

import Mathlib.Algebra.QuadraticAlgebra.Basic
import Mathlib.Algebra.Ring.Basic
import Mathlib.Algebra.Ring.Equiv
import Mathlib.Analysis.Complex.Basic
import Mathlib.Analysis.Complex.Norm
import Mathlib.Analysis.Complex.Polynomial.Basic
import Mathlib.Data.Finset.Card
import Mathlib.Data.Finset.Prod
import Mathlib.Data.Int.GCD
import Mathlib.Data.Int.Interval
import Mathlib.Data.Int.Sqrt
import Mathlib.Data.ZMod.Basic
import Mathlib.LinearAlgebra.Dimension.Free
import Mathlib.NumberTheory.NumberField.InfinitePlace.TotallyRealComplex
import Mathlib.NumberTheory.NumberField.Norm
import Mathlib.Tactic.FieldSimp
import Mathlib.Tactic.Linarith
import Mathlib.Tactic.LinearCombination
import Mathlib.Tactic.Ring
import Definitions.Def_D1Bound5_Coordinates_Definitions
import Definitions.Def_D1Bound5_PairClosureWitness_Definitions
import Definitions.Def_D1Bound5_SmallPairGraphInputs29_Definitions_001
import Definitions.Def_D1Bound5_SmallPairGraphInputs29_Definitions_002
import Definitions.Def_D1Bound5_SmallPairGraphWitnessData29_Definitions_001
import Definitions.Def_D1Bound5_SmallPairGraphWitnessData29_Definitions_003

Formal statement

section
namespace D1Bound5.PairGraphPrepared29
set_option autoImplicit false
set_option maxRecDepth 100000
set_option maxHeartbeats 0

theorem _root_.D1Bound5.PairGraphPrepared29.indexed_coverage_checked :
    decide (anchorRoot * anchorRoot = smallPairA_29 * smallPairB_29 + 1 ∧
      witnesses.map PairRootWitness.vertex = smallPairClosure_29) = true := by sorry

end D1Bound5.PairGraphPrepared29
end

Source

D1Bound5/SmallPairGraphClosure29Coverage.lean, lines 9-29, SHA-256 16bbbcfa2e81413a9c2553d413b4d7d2e2f9203e70dc18f06687328ff90afce1. Project: https://github.com/tomislav-math/d1-bound5-lean

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