fact: Definition TM_atan (X0 X : I.type) (n : nat) : rpa := let P := (T_atan prec X0 n) in RPA P (Ztech (T_atan prec) P (I.atan prec) X0 X n).
imports: Coq(ZArith Psatz Reals) Flocq(Raux) Coquelicot(Coquelicot) mathcomp.ssreflect(ssreflect ssrfun ssrbool eqtype ssrnat seq fintype bigop) Stdlib MathComp Coquelicot Xreal Interval Basic Xreal_derive Interval_compl Datatypes Taylor_poly Basic_rec Bound