fact: Parameter polyCons_propagate : forall xi pi, I.convert xi = Inan -> poly_eqNai pi -> poly_eqNai (polyCons xi pi).
imports: Coq(ZArith Reals) Coquelicot(Coquelicot) mathcomp.ssreflect(ssreflect ssrfun ssrbool eqtype ssrnat seq fintype bigop) Flocq(Core) Stdlib MathComp Interval Xreal Basic_rec