}
+/** Implementation of ex::normal() for relationals. It normalizes both sides.
+ * @see ex::normal */
+ex relational::normal(lst &sym_lst, lst &repl_lst, int level) const
+{
+ return (new lst(relational(lh.normal(), rh.normal(), o), _ex1()))->setflag(status_flags::dynallocated);
+}
+
+
/** Normalization of rational functions.
* This function converts an expression to its normal form
* "numerator/denominator", where numerator and denominator are (relatively