fact: Definition exp_rec (a : C.T) (n : nat) : C.T := C.div u a (C.from_nat u n).
imports: Coq(ZArith Reals) Flocq(Raux) mathcomp.ssreflect(ssreflect ssrfun ssrbool eqtype ssrnat seq fintype bigop) Interval Datatypes Basic_rec