pith. machine review for the scientific record. sign in
lemma proved term proof

boltzmannFactor_pos

show as:
view Lean formalization →

No prose has been written for this declaration yet. The Lean source and graph data below render without it.

generate prose now

formal statement (Lean)

  80lemma boltzmannFactor_pos (level : EnergyLevel) (beta : ℝ) :
  81    boltzmannFactor level beta > 0 := by

proof body

Term-mode proof.

  82  unfold boltzmannFactor
  83  apply mul_pos
  84  · exact Nat.cast_pos.mpr level.deg_pos
  85  · exact exp_pos _
  86
  87/-- Helper: sum of positive list is nonneg -/

used by (1)

From the project-wide theorem graph. These declarations reference this one in their body.

depends on (16)

Lean names referenced from this declaration's body.