ADDED   mttroot/mtt/bin/trans/m/varname.m
Index: mttroot/mtt/bin/trans/m/varname.m
==================================================================
--- /dev/null
+++ mttroot/mtt/bin/trans/m/varname.m
@@ -0,0 +1,23 @@
+function name = varname(name,index,causality);
+% varname - Creates name of bond graph variable
+
+% 
+%     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
+%     %%%%% Model Transformation Tools %%%%%
+%     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% 
+% Matlab function  varname.m
+% Acausal bond graph to causal bond graph: mfile format
+
+
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %% Version control history
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %% $Id$
+% %% $Log$
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+bond_name = [name,'_bond'];
+
+name =sprintf('%s%1.0f_%s', bond_name, index, cause2name(causality));