Prove2Me

KN Faraday projection F(m, m̄)

Proved
ExactVacuumAtlas.EinsteinMaxwell.NP.faraday_mmbar

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

einstein-maxwellexact-spacetime-atlas-vexact-vacuum-atlasgeneral-relativitynewman-penrose

KN Faraday projection F(m, m̄)

On domReg: F(m, m̄) = −2i Q a r cos θ / Σ².

Scope. Exactly the hypotheses printed in the formal statement.

中文摘要 KN 的 F(m,m̄) 投影。

Preamble
import Mathlib
import Definitions.Def_Atlas_Core_Basic
import Definitions.Def_Atlas_Core_Lift
import Definitions.Def_Atlas_EinsteinMaxwell_Basic
import Definitions.Def_Atlas_EinsteinMaxwell_Certificate
import Definitions.Def_Atlas_EinsteinMaxwell_KN_Defs
import Definitions.Def_Atlas_EinsteinMaxwell_KN_Domain
import Definitions.Def_Atlas_EinsteinMaxwell_NP_Basic
import Definitions.Def_Atlas_EinsteinMaxwell_NP_KNFaraday
import Definitions.Def_Atlas_EinsteinMaxwell_NP_KNFrame
import Definitions.Def_Atlas_Kerr_InAtoms
open Real
open scoped ComplexConjugate Matrix
open ExactVacuumAtlas.EinsteinMaxwell.KN (Sig Del faradayKN domReg)
open ExactVacuumAtlas
open ExactVacuumAtlas.EinsteinMaxwell
open ExactVacuumAtlas.EinsteinMaxwell.NP
variable {M a Q : ℝ} {x : Pt 4}
Formal statement
theorem ExactVacuumAtlas.EinsteinMaxwell.NP.faraday_mmbar (hx : x ∈ domReg M a Q) : ccontr (faradayKN a Q) x (knM a x) (knMbar a x) =
    -(2 * Complex.I * ((Q * a * x 1 * cos (x 2) / Sig a (x 1) (x 2) ^ 2 : ℝ) : ℂ)) := by sorry
Source
He Wang, Exact Spacetime Atlas V: From Linearized Einstein–Maxwell Equations to Kerr–Newman Radiation Systems. Local source, no public repository; commit b8cd107a558e153ed41fb4972ac5315499d14778; Atlas/EinsteinMaxwell/NP/KNFaraday.lean#L101-L119; SHA-256 cab1226e82c48431de6bcae27caa3784dedabf5a67e7c2bb040fee2dce482b03. Registered definitions: mission/PHYSICS_BOUNDARY.md (§K–§M); literature: P. Hintz, arXiv:2609.33661 (v1); Mark–Yang–Zimmerman–Chen, arXiv:1409.5800 (v1).
Human review

  • Endorsed by Shuze Chen · Oct 24, 2026

    Confirmed by the moderator at approval.

  • Endorsed by He Wang · Oct 24, 2026

    Confirmed by the mission captain (proposal self-audit).

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