theorem
proved
term proof
deflection_nonneg
show as:
view Lean formalization →
formal statement (Lean)
67theorem deflection_nonneg (t : ℝ) : 0 ≤ deflection t := by
proof body
Term-mode proof.
68 unfold deflection
69 apply div_nonneg
70 · exact mul_nonneg (le_of_lt impulseCoefficient_pos) (sq_nonneg _)
71 · norm_num
72
73/-- Doubling lead time quadruples deflection. -/