--- a/IOA/meta_theory/Solve.ML Tue Oct 24 14:59:17 1995 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,45 +0,0 @@
-(* Title: HOL/IOA/meta_theory/Solve.ML
- ID: $Id$
- Author: Tobias Nipkow & Konrad Slind
- Copyright 1994 TU Muenchen
-
-Weak possibilities mapping (abstraction)
-*)
-
-open Solve;
-
-val SS = SS addsimps [mk_behaviour_thm,trans_in_actions];
-
-goalw Solve.thy [is_weak_pmap_def,behaviours_def]
- "!!f. [| IOA(C); IOA(A); externals(asig_of(C)) = externals(asig_of(A)); \
-\ is_weak_pmap(f,C,A) |] ==> behaviours(C) <= behaviours(A)";
-
- by (simp_tac(SS addsimps [has_behaviour_def])1);
- by (safe_tac set_cs);
-
- (* give execution of abstract automata *)
- by (res_inst_tac[("x","<mk_behaviour(A,fst(ex)),%i.f(snd(ex,i))>")] bexI 1);
-
- (* Behaviours coincide *)
- by (asm_simp_tac (SS addsimps [mk_behaviour_def,filter_oseq_idemp])1);
-
- (* Use lemma *)
- by (forward_tac [states_of_exec_reachable] 1);
-
- (* Now show that it's an execution *)
- by (asm_full_simp_tac(SS addsimps [executions_def]) 1);
- by (safe_tac set_cs);
-
- (* Start states map to start states *)
- by (dtac bspec 1);
- by (atac 1);
-
- (* Show that it's an execution fragment *)
- by (asm_full_simp_tac (SS addsimps [is_execution_fragment_def])1);
- by (safe_tac HOL_cs);
-
- by (eres_inst_tac [("x","snd(ex,n)")] allE 1);
- by (eres_inst_tac [("x","snd(ex,Suc(n))")] allE 1);
- by (eres_inst_tac [("x","a")] allE 1);
- by (asm_full_simp_tac SS 1);
-qed "trace_inclusion";