Ordinary Log10 lt of pow lt
ProvedD1Bound5.ordinaryLog10_lt_of_pow_ltdiophantine-tuplesnumber-theory
Exact integer-power comparisons certify all decimal logarithm parameters; no decimal approximation or external numerical oracle is used.
Preamble
import Mathlib.Algebra.Order.Floor.Semiring import Mathlib.Analysis.SpecialFunctions.Log.Basic import Mathlib.Tactic import Definitions.Def_D1Bound5_OrdinaryLog10_Definitions
Formal statement
section
namespace D1Bound5
theorem _root_.D1Bound5.ordinaryLog10_lt_of_pow_lt (x : ℝ) (m n : ℕ)
(hx : 0 < x) (hpow : x^n < (10 : ℝ)^m) :
(n : ℝ)*ordinaryLog10 x < m := by sorry
end D1Bound5
end
Source
D1Bound5/OrdinaryLog10.lean, lines 34-40, SHA-256 09aeaea7ebd8948074c88ecfb8ed793209871b3b024d7443a02f1048da4ea91c. Project: https://github.com/tomislav-math/d1-bound5-lean