src/HOLCF/IOA/meta_theory/Sequence.thy
changeset 25923 5fe4b543512e
parent 25803 230c9c87d739
child 26008 24c82bef5696
equal deleted inserted replaced
25922:cb04d05e95fb 25923:5fe4b543512e
   914 apply (subst contlub_cfun_fun)
   914 apply (subst contlub_cfun_fun)
   915 apply (rule chain_iterate)
   915 apply (rule chain_iterate)
   916 apply (rule lub_mono)
   916 apply (rule lub_mono)
   917 apply (rule chain_iterate [THEN ch2ch_Rep_CFunL])
   917 apply (rule chain_iterate [THEN ch2ch_Rep_CFunL])
   918 apply (rule chain_iterate [THEN ch2ch_Rep_CFunL])
   918 apply (rule chain_iterate [THEN ch2ch_Rep_CFunL])
   919 apply (rule allI)
       
   920 apply (rule prems [unfolded seq.take_def])
   919 apply (rule prems [unfolded seq.take_def])
   921 done
   920 done
   922 
   921 
   923 
   922 
   924 lemma take_lemma_less: "(!n. seq_take n$x << seq_take n$x') = (x << x')"
   923 lemma take_lemma_less: "(!n. seq_take n$x << seq_take n$x') = (x << x')"