`BookProof.ChapterCoherentOccupation.coherentOccupation_hasSum_mean` (lam : ℝ) : HasSum (fun n : ℕ => (n : ℝ) * coherentOccupation lam n) lam

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`BookProof.ChapterCoherentOccupation.coherentOccupation_hasSum_mean` (lam : ℝ) : HasSum (fun n : ℕ => (n : ℝ) * coherentOccupation lam n) lam · Prove2Me