src/HOL/Auth/All_Symmetric.thy
author blanchet
Sat, 29 Oct 2011 13:15:58 +0200
changeset 45300 d8c8c2fcab2c
parent 32631 2489e3c3562b
child 61830 4f5ab843cf5b
permissions -rw-r--r--
specify proof output level 1 (i.e. no detailed, potentially huge E proofs) to LEO-II; requires version 1.2.9

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