theory "Env-Set-Cpo" imports Launchbury.Env "Set-Cpo" begin lemma cont_edom[THEN cont_compose, simp, cont2cont]: "cont (λ f. edom f)" apply (rule set_contI) apply (auto simp add: edom_def) apply (metis ch2ch_fun lub_eq_bottom_iff lub_fun) apply (metis ch2ch_fun lub_eq_bottom_iff lub_fun) done end