src/HOL/Multivariate_Analysis/Complex_Analysis_Basics.thy
changeset 60585 48fdff264eb2
parent 60420 884f54e01427
child 61070 b72a990adfe2
equal deleted inserted replaced
60583:a645a0e6d790 60585:48fdff264eb2
   602   by (auto simp: analytic_on_def)
   602   by (auto simp: analytic_on_def)
   603 
   603 
   604 lemma analytic_on_Un: "f analytic_on (s \<union> t) \<longleftrightarrow> f analytic_on s \<and> f analytic_on t"
   604 lemma analytic_on_Un: "f analytic_on (s \<union> t) \<longleftrightarrow> f analytic_on s \<and> f analytic_on t"
   605   by (auto simp: analytic_on_def)
   605   by (auto simp: analytic_on_def)
   606 
   606 
   607 lemma analytic_on_Union: "f analytic_on (\<Union> s) \<longleftrightarrow> (\<forall>t \<in> s. f analytic_on t)"
   607 lemma analytic_on_Union: "f analytic_on (\<Union>s) \<longleftrightarrow> (\<forall>t \<in> s. f analytic_on t)"
   608   by (auto simp: analytic_on_def)
   608   by (auto simp: analytic_on_def)
   609 
   609 
   610 lemma analytic_on_UN: "f analytic_on (\<Union>i\<in>I. s i) \<longleftrightarrow> (\<forall>i\<in>I. f analytic_on (s i))"
   610 lemma analytic_on_UN: "f analytic_on (\<Union>i\<in>I. s i) \<longleftrightarrow> (\<forall>i\<in>I. f analytic_on (s i))"
   611   by (auto simp: analytic_on_def)
   611   by (auto simp: analytic_on_def)
   612   
   612