Pair Light Prepared40 — left signatures checked

Proved

D1Bound5.PairLightPrepared40.left_signatures_checked

by tp · Oct 23, 2026 · Mathlib 0df444a (Lean v4.33.1)

diophantine-tuplesnumber-theory

Auxiliary result PairLightPrepared40.left_signatures_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 Init
import Mathlib.Data.List.Basic
import Definitions.Def_D1Bound5_PairLightArithmetic_Definitions
import Definitions.Def_D1Bound5_SmallPairLightData40_Definitions_001
import Definitions.Def_D1Bound5_SmallPairLightData40_Definitions_002

Formal statement

section
namespace D1Bound5.PairLightPrepared40
set_option maxRecDepth 100000
set_option maxHeartbeats 0



theorem _root_.D1Bound5.PairLightPrepared40.left_signatures_checked :
    (leftCached.all fun x => decide (x.2 = pairLightCoordinateSignature sieve x.1)) = true := by sorry





end D1Bound5.PairLightPrepared40
end

Source

D1Bound5/SmallPairLightLeft40.lean, lines 14-16, SHA-256 bfd270701140b8217ffca2c5bf17fa40c60056332b14d22eb7351596f71448e0. Project: https://github.com/tomislav-math/d1-bound5-lean

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