renamed contravariant relator set_rel to vset_rel, to make room for new covariant relator
(* Title: HOL/UNITY/UNITY_Main.thy
Author: Lawrence C Paulson, Cambridge University Computer Laboratory
Copyright 2003 University of Cambridge
*)
header{*Comprehensive UNITY Theory*}
theory UNITY_Main
imports Detects PPROD Follows ProgressSets
uses "UNITY_tactics.ML"
begin
method_setup safety = {*
Scan.succeed (SIMPLE_METHOD' o constrains_tac) *}
"for proving safety properties"
method_setup ensures_tac = {*
Args.goal_spec -- Scan.lift Args.name_source >>
(fn (quant, s) => fn ctxt => SIMPLE_METHOD'' quant (ensures_tac ctxt s))
*} "for proving progress properties"
setup {*
Simplifier.map_simpset_global (fn ss => ss
addsimps (make_o_equivs @{thm fst_o_funPair} @ make_o_equivs @{thm snd_o_funPair})
addsimps (make_o_equivs @{thm fst_o_lift_map} @ make_o_equivs @{thm snd_o_lift_map}))
*}
end