fact: Variables (one : F) (mul : F -> F -> F) (exp : F -> N -> F) (inv : F -> F).
imports: elpi(elpi) Coq(QArith) Coq.micromega(OrderedRing RingMicromega) mathcomp(all_ssreflect ssralg ssrnum ssrint) mathcomp.zify(ssrZ zify)