def
definition
def or abbrev
exp_error_10_at_0483
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formal statement (Lean)
267private def exp_error_10_at_0483 : ℚ :=
proof body
Definition body.
268 let x : ℚ := 483 / 1000
269 x^10 * 11 / (Nat.factorial 10 * 10)
270
271/-- φ < exp(0.483) (via Taylor bound + φ upper bound) -/