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Finite PRoot Coeff adaptive norm le

Proved
D1Bound5.finitePRootCoeff_adaptive_norm_le

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

diophantine-tuplesnumber-theory

Auxiliary result finitePRootCoeff_adaptive_norm_le 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 Lean.Elab.Tactic.Omega
import Mathlib.Algebra.BigOperators.Fin
import Mathlib.Algebra.BigOperators.NatAntidiagonal
import Mathlib.Analysis.Analytic.Binomial
import Mathlib.Analysis.Complex.Basic
import Mathlib.Analysis.Normed.Ring.Basic
import Mathlib.Analysis.SpecialFunctions.Pow.Real
import Mathlib.Analysis.SpecificLimits.Normed
import Mathlib.Data.Sym.Basic
import Mathlib.Data.Sym.Card
import Mathlib.LinearAlgebra.Matrix.Determinant.Basic
import Mathlib.LinearAlgebra.Matrix.NonsingularInverse
import Mathlib.RingTheory.Binomial
import Mathlib.RingTheory.MvPolynomial.Symmetric.Defs
import Mathlib.Tactic.FieldSimp
import Mathlib.Tactic.FinCases
import Mathlib.Tactic.GCongr
import Mathlib.Tactic.Linarith
import Mathlib.Tactic.NormNum
import Mathlib.Tactic.Positivity
import Mathlib.Tactic.Ring
import Definitions.Def_D1Bound5_FinitePAdaptiveTailBound_Definitions
import Definitions.Def_D1Bound5_FinitePHeight_Definitions

Formal statement
section
namespace D1Bound5



theorem _root_.D1Bound5.finitePRootCoeff_adaptive_norm_le (a b s : ℂ)
    (hA : 1 ≤ ‖a‖) (hAB : ‖a‖ ≤ ‖b‖) (hBS : ‖b‖ ≤ ‖s‖)
    (i : Fin 4) (l j : Fin 3) :
    ‖finitePRootCoeff a b s i l j‖ ≤
      finitePAdaptiveTailCoeffWeight i l j (‖a‖/‖b‖)*
        (‖s‖^2/‖a‖^4)*‖![a,b,s] j‖^(5+(l : ℕ)) := by sorry





end D1Bound5
end
Source
D1Bound5/FinitePAdaptiveTailBound.lean, lines 10-73, SHA-256 e82a8b4b2fb104b1a8e9ee85e59a9053010935a948dafdd2ad97b98bd358afae. Project: https://github.com/tomislav-math/d1-bound5-lean

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