Index: mttroot/mtt/bin/mtt
==================================================================
--- mttroot/mtt/bin/mtt
+++ mttroot/mtt/bin/mtt
@@ -12,10 +12,13 @@
 ###############################################################
 ## Version control history
 ###############################################################
 ## $Header$
 ## $Log$
+## Revision 1.188  1998/08/27 08:33:21  peterg
+## New reduce integration methods - euler/Implicit only
+##
 ## Revision 1.187  1998/08/25 20:06:56  peterg
 ## New data structure for abg.m and cbg.m
 ##
 ## Revision 1.186  1998/08/18 10:49:05  peterg
 ## VERSION 3.1 release
@@ -718,10 +721,13 @@
                 mtt_switches="$mtt_switches $1 $2";
 		level=$2; shift ;;
 	-A )
                 mtt_switches="$mtt_switches $1";
                 Solving='Solving';;
+	-abg )
+                mtt_switches="$mtt_switches $1";
+                start_at_abg='yes';;
         --version)                
                 echo MTT $version; exit;;
         --versions)                
                 mtt_versions; exit;;
 	*)
@@ -778,10 +784,11 @@
     echo '       mtt <system_name> <representation> <language> <parameters>'
     echo 'Options: -q  quiet mode -- suppress MTT banner'
     echo '         -A  solve algebraic equations symbolically'
     echo '         -D  debug -- leave log files etc'
     echo '         -I  prints more information'
+    echo '         -abg start at abg.m representation'
     echo '         -c  c-code generation'
     echo '         -d  <dir>  use directory <dir>'
     echo '         -d  <dir>  use directory <dir>'
     echo '         -o  ode and dae are the same'
     echo '         -p  print environment variables'
@@ -851,10 +858,22 @@
 Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 
 EOF
   exit
 fi
+
+# Start at abg representation
+if [ -n "$start_at_abg" ]; then
+  if [ -f "$1_abg.m" ]; then
+    if [ "$quiet" != "quiet" ]; then
+        echo Starting from $1_abg.m
+    fi
+  else
+    echo $1_abg.m does not exist
+    exit
+  fi
+fi
 
 # Clean up 
 if [ "$1" = "clean" ]; then
   echo 'Removing intermediate files'
   rm -fr MTT_work