fact: Variables (d : unit) (T : orderType d) (x : T) (I : finType) (P : pred I) (m : T) (F : I -> T).
imports: HB(structures) mathcomp(all_ssreflect all_algebra finmap generic_quotient) mathcomp(boolp classical_sets functions) mathcomp(cardinality mathcomp_extra fsbigop) reals signed