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theorem proved term proof

twoLevel_gt_one

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formal statement (Lean)

 157theorem twoLevel_gt_one (epsilon : ℝ) (T : ℝ) (hT : T > 0) :
 158    twoLevelPartition epsilon T hT > 1 := by

proof body

Term-mode proof.

 159  unfold twoLevelPartition
 160  have h : exp (-beta T hT * epsilon) > 0 := exp_pos _
 161  linarith
 162
 163/-- At ε = 0, Z = 2 (two degenerate levels). -/

depends on (8)

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