public JIPList getSingletonVariables() {
Hashtable<String, Variable> svar = m_parser.getSingletonVariables();
JIPList singletonVars = null;
// Hashtable<String, JIPVariable> sjvar = new Hashtable<String, JIPVariable>();
for (String key : svar.keySet()) {
Variable var = svar.get(key);
if (!var.isAnonymous())
singletonVars =
JIPList.create(
JIPFunctor.create(
"=",
JIPCons.create(
JIPAtom.create(var.getName()),
JIPCons.create(new JIPVariable(var), null))),
singletonVars);
// sjvar.put(key, new JIPVariable(var));
}
if (singletonVars == null) return JIPList.NIL;
else return singletonVars; // .reverse();
}
