# HG changeset patch # User huffman # Date 1121295870 -7200 # Node ID 13f3768a6f14bc4d6d47d111d4494f3a12289f61 # Parent 7fa91e6176ed2cb914474b376a74255b6886b082 simplified proof of cont_Iwhen3 diff -r 7fa91e6176ed -r 13f3768a6f14 src/HOLCF/Ssum.thy --- a/src/HOLCF/Ssum.thy Wed Jul 13 20:53:26 2005 +0200 +++ b/src/HOLCF/Ssum.thy Thu Jul 14 01:04:30 2005 +0200 @@ -206,13 +206,9 @@ apply (rule contI) apply (drule ssum_chain_lemma, safe) apply (simp add: contlub_cfun_arg [symmetric]) -apply (simp add: Iwhen4) -apply (simp add: contlub_cfun_arg) -apply (simp add: thelubE chain_monofun) +apply (simp add: Iwhen4 cont_cfun_arg) apply (simp add: contlub_cfun_arg [symmetric]) -apply (simp add: Iwhen5) -apply (simp add: contlub_cfun_arg) -apply (simp add: thelubE chain_monofun) +apply (simp add: Iwhen5 cont_cfun_arg) done subsection {* Continuous versions of constants *}