def
definition
def or abbrev
exp_error_10_at_0481
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formal statement (Lean)
227private def exp_error_10_at_0481 : ℚ :=
proof body
Definition body.
228 let x : ℚ := 481 / 1000
229 x^10 * 11 / (Nat.factorial 10 * 10)
230
231/-- exp(0.481) < φ (via Taylor bound + φ lower bound). -/