proposition: Lemma ocitv0 : ocitv set0.
proof: Proof. by exists (1, 0); rewrite //= set_itv_ge ?bnd_simp//= ltr10. Qed.
imports: mathcomp(all_ssreflect ssralg ssrnum ssrint interval) mathcomp(finmap fingroup perm rat) HB(structures) mathcomp.classical(mathcomp_extra boolp classical_sets) mathcomp.classical(functions fsbigop cardinality) reals ereal signed topology numfun normedtype sequences esum real_interval measure realfun