src/HOL/Auth/All_Symmetric.thy
author blanchet
Wed, 12 Feb 2014 08:35:57 +0100
changeset 55416 dd7992d4a61a
parent 32631 2489e3c3562b
child 61830 4f5ab843cf5b
permissions -rw-r--r--
adapted theories to 'xxx_case' to 'case_xxx' * * * 'char_case' -> 'case_char' and same for 'rec' * * * compile * * * renamed 'xxx_case' to 'case_xxx'

theory All_Symmetric
imports Message
begin

text {* All keys are symmetric *}

defs all_symmetric_def: "all_symmetric \<equiv> True"

lemma isSym_keys: "K \<in> symKeys"
  by (simp add: symKeys_def all_symmetric_def invKey_symmetric) 

end