fact: Definition Qdlog (n : Z) (x : Q) : Z := Qdlog_bounded (Z.abs_nat (Qdlog2 x)) n x.
imports: Coq.ZArith.ZArith Coq.QArith.QArith Coq.QArith.Qround CoRN.stdlib_omissions.Q MathClasses.interfaces.abstract_algebra MathClasses.interfaces.additional_operations MathClasses.interfaces.orders MathClasses.theory.int_pow MathClasses.orders.rationals MathClasses.implementations.stdlib_rationals MathClasses.implementations.positive_semiring_elements