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theorem proved term proof

schlaefliRowSum_laplacianReggeData

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formal statement (Lean)

 635theorem schlaefliRowSum_laplacianReggeData {n : ℕ}
 636    (A : Fin n → Fin n → ℝ) (hA : ∀ i j, A i j = A j i) :
 637    SchlaefliRowSum (laplacianReggeData A hA) := by

proof body

Term-mode proof.

 638  intro i
 639  have hrow := laplacianCoefficient_row_sum A i
 640  simpa only [bilinearCoefficient_laplacianReggeData A hA] using hrow
 641
 642/-- The Dirichlet form ignores diagonal entries. -/

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